List of Interstate and U.S. Highways in Alabama
Encyclopedia
Three systems of numbered highways are present in the U.S. state
U.S. state
A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of Alabama
Alabama
Alabama is a state located in the southeastern region of the United States. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama ranks 30th in total land area and ranks second in the size of its inland...

: the Interstate Highway System
Interstate Highway System
The Dwight D. Eisenhower National System of Interstate and Defense Highways, , is a network of limited-access roads including freeways, highways, and expressways forming part of the National Highway System of the United States of America...

, U.S. Numbered Highways
United States Numbered Highways
The system of United States Numbered Highways is an integrated system of roads and highways in the United States numbered within a nationwide grid...

, and the Alabama state route system. The Interstate Highway System and U.S. Highway System are nationwide systems with a subset of the highways passing through Alabama. All numbered highways in Alabama are maintained by the Alabama Department of Transportation
Alabama Department of Transportation
The Alabama Department of Transportation is the government agency responsible for transportation infrastructure in Alabama. The department is divided into nine geographical divisions, with a central office located in Montgomery.-External links:...

 (ALDOT).

Currently, there are 10 routes and 1035.27 miles (1,666.1 km) of Interstates in Alabama. When completed, Interstate 22 will add 91 miles (146.4 km) to the total. The Interstate with the longest segment in Alabama is Interstate 65
Interstate 65 in Alabama
Interstate 65, beginning in Mobile at an interchange with Interstate 10, meanders across of the Alabama countryside linking six of the state's ten largest cities. The highway links together many important roadways that make commerce inside and outside of the state's boundaries possible...

, covering 367 miles (590.6 km); the shortest is Interstate 359
Interstate 359
Interstate 359 is a part of the Interstate Highway System in the US state of Alabama. It is a spur route that runs for entirely within the city limits of Tuscaloosa. Its termini are just south of I-20/I-59 interchange on the south side of town and U.S. Highway 43 in downtown Tuscaloosa. The...

, covering 2.3 miles (3.7 km). There are six Interstate primary routes and five Interstate auxiliary routes serving the six largest cities in the state, and 22 of the 25 largest.

19 U.S. Highways cross through Alabama, totaling 3852.85 miles (6,200.5 km). US 31 is the highway with the longest segment in Alabama, with 386.449 miles (621.9 km). The shortest is U.S. Route 72 Alternate
U.S. Route 72 Alternate
Alternate US-72 exists in Alabama on the mostly south side of the Tennessee River between Muscle Shoals and Decatur, while US-72 follows on the north side of the river between Florence and Athens. Alternate 72 crosses the Tennessee River at Decatur, Alabama along with U.S. Highway 31 and follows...

, crossing 68.3 miles (109.9 km) of North Alabama
North Alabama
North Alabama is a region of the U.S. state of Alabama, generally considered to include 12 counties: Cherokee, Colbert, DeKalb, Franklin, Jackson, Lauderdale, Lawrence, Limestone, Madison, Marshall, Morgan, and Winston, with a combined population of 958,247, or 20.84% of the state's population as...

. One former U.S. Highway existed in Alabama; US 241
U.S. Route 241
U.S. Route 241 may refer to:*U.S. Route 241 in Tennessee and Kentucky*U.S. Route 241 in Alabama and Tennessee...

 ran through eastern Alabama and was replaced with US 280 and US 431 in 1954.

Of Alabama's sixty-seven counties, only three; Clay
Clay County, Alabama
Clay County is a county of the US state of Alabama. Its name is in honor of Henry Clay, famous American statesman, member of the United States Senate from Kentucky and United States Secretary of State in the 19th century. As of 2010 the population was 13,932...

, Geneva
Geneva County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*86.3% White*9.5% Black*0.8% Native American*0.3% Asian*0.0% Native Hawaiian or Pacific Islander*1.6% Two or more races*3.4% Hispanic or Latino -2000:...

, and Wilcox
Wilcox County, Alabama
Wilcox County is a county of the U.S. state of Alabama. Its name is in honor of Lieutenant J. M. Wilcox, who fought in the wars against the Creek tribe. As of 2010, the population was 11,670...

; do not have Interstate or U.S. highways running though them.

Primary Interstate highways

Route number Length Western / southern terminus Eastern / northern terminus Counties Description Map Refs.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line
at the Perdido River
Perdido River
The Perdido River is a river in the U.S. states of Alabama and Florida. The river forms part of the boundary between the two states along nearly its entire length and drains into the Gulf of Mexico...

/Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 state line
Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

, Baldwin
Baldwin County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*85.7% White*9.4% Black*0.7% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*4.4% Hispanic or Latino -2000:...

I-10 enters the state from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 near Grand Bay
Grand Bay, Alabama
Grand Bay is a census-designated place in Mobile County, Alabama, United States. It is included in the Mobile metropolitan statistical area. The population was 3,918 at the 2000 census.-Geography:...

, then bears northeast to Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

 and the George Wallace Tunnel
George Wallace Tunnel
The George Wallace Tunnel is a tunnel along Interstate 10 in Mobile, Alabama that crosses beneath the Mobile River.It, like the smaller Bankhead Tunnel a few blocks upriver from it, was constructed in Mobile at the shipyards of the Alabama Drydock and Shipbuilding Company from 1969-1973...

, the through Baldwin County
Baldwin County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*85.7% White*9.4% Black*0.7% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*4.4% Hispanic or Latino -2000:...

, and goes into Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Cuba
Cuba, Alabama
Cuba is a town in Sumter County, Alabama, United States. At the 2000 census the population was 363.-Geography:Cuba is located at ....

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line
Sumter
Sumter County, Alabama
Sumter County is a county of the U.S. state of Alabama.Its name is in honor of General Thomas Sumter of South Carolina. As of 2010, the population was 13,763. Its county seat is Livingston.-History:...

, Greene
Greene County, Alabama
Greene County is the least populous county in the U.S. state of Alabama. Its name is in honor of Revolutionary War General Nathanael Greene of Rhode Island. As of 2010 the population was 9,045...

, Tuscaloosa
Tuscaloosa County, Alabama
Tuscaloosa County is a county of the U.S. state of Alabama.It is named in honor of the pre-Choctaw chief Tuskaloosa. In 2010, the population was 194,656...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, St. Clair
St. Clair County, Alabama
St. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...

, Talladega
Talladega County, Alabama
Talladega County is a county of the U.S. state of Alabama. Talladega is a Muscogee Native American word derived from TVLVTEKE, which means "border town." As of 2010, the population was 82,291...

, Calhoun
Calhoun County, Alabama
Calhoun County is a county in the U.S. state of Alabama. Its name is in honor of John C. Calhoun, famous member of the United States Senate from South Carolina. As of 2010 the population was 118,572. It is included in the Anniston-Oxford Metropolitan Statistical Area...

, Cleburne
Cleburne County, Alabama
Cleburne County is a county of the U.S. state of Alabama. Its name is in honor of Major General Patrick Cleburne, of Arkansas. As of 2010 the population was 14,972. Its county seat is Heflin.- History :...

I-20 runs concurrently
Concurrency (road)
A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with I-59 from the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line, northeast through Tuscaloosa
Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama . Located on the Black Warrior River, it is the fifth-largest city in Alabama, with a population of 90,468 in 2010...

, through its junction with I-459, and into Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

. Near the Birmingham Airport, the highway splits with I-59 and heads east, to Pell City
Pell City, Alabama
Pell City is a city in St. Clair County, Alabama, United States. The city is the county seat of St. Clair County along with Ashville. At the 2000 census the population was 9,565. At the 2010 census, the city-limit population jumped to 12,695. -Geography:...

 and Anniston-Oxford
Anniston-Oxford Metropolitan Area
The Anniston-Oxford Metropolitan Statistical Area is the most populated metropolitan area in Northeast Alabama next to Huntsville. At the 2000 census, it had a population of 112,249...

, before crossing into Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 on its way to Atlanta
Atlanta, Georgia
Atlanta is the capital and most populous city in the U.S. state of Georgia. According to the 2010 census, Atlanta's population is 420,003. Atlanta is the cultural and economic center of the Atlanta metropolitan area, which is home to 5,268,860 people and is the ninth largest metropolitan area in...

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Cuba
Cuba, Alabama
Cuba is a town in Sumter County, Alabama, United States. At the 2000 census the population was 363.-Geography:Cuba is located at ....

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line
Sumter
Sumter County, Alabama
Sumter County is a county of the U.S. state of Alabama.Its name is in honor of General Thomas Sumter of South Carolina. As of 2010, the population was 13,763. Its county seat is Livingston.-History:...

, Greene
Greene County, Alabama
Greene County is the least populous county in the U.S. state of Alabama. Its name is in honor of Revolutionary War General Nathanael Greene of Rhode Island. As of 2010 the population was 9,045...

, Tuscaloosa
Tuscaloosa County, Alabama
Tuscaloosa County is a county of the U.S. state of Alabama.It is named in honor of the pre-Choctaw chief Tuskaloosa. In 2010, the population was 194,656...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, St. Clair
St. Clair County, Alabama
St. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...

, Etowah
Etowah County, Alabama
Etowah County is a county of the U.S. state of Alabama. Its name is from the Cherokee language, which means "edible tree". It is the center of the Gadsden Metropolitan Area which includes Etowah and Cherokee Counties. As of 2010 the population was 104,430. Its county seat is Gadsden...

, DeKalb
DeKalb County, Alabama
As of the 2010 Census DeKalb County had a population of 71,109. The median age was 37.5. The racial and ethnic makeup of the population was 81.6% non-Hispanic white, 1.5% African American, 1.4% Native American, 0.3% Asian, 0.2% Pacific Islander , 9.9% from some other race, 2.2% reporting two or...

I-59 runs concurrently
Concurrency (road)
A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with I-20 from the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line, northeast through Tuscaloosa
Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama . Located on the Black Warrior River, it is the fifth-largest city in Alabama, with a population of 90,468 in 2010...

, through its junction with I-459, and into Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

. Near the Birmingham Airport, the highway splits with I-20 and heads northeast, towards Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

 and Fort Payne
Fort Payne, Alabama
Fort Payne is a city in DeKalb County, Alabama, United States. At the 2000 census the population was 12,938. The city is the county seat of DeKalb County. It bills itself as the "Official Sock Capital of the World."...

, before crossing into Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 on its way to Chattanooga, Tennessee
Chattanooga, Tennessee
Chattanooga is the fourth-largest city in the US state of Tennessee , with a population of 169,887. It is the seat of Hamilton County...

.
in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Ardmore
Ardmore, Alabama
Ardmore is a town in Limestone County, Alabama, United States, and is included in the Huntsville-Decatur Metro Area. It is home to the Saturn 1B Rocket, at the Alabama Welcome Center, just south of the Tennessee border, on Interstate 65. As of the 2010 census, the population of the town is 1,194....

Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

, Baldwin
Baldwin County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*85.7% White*9.4% Black*0.7% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*4.4% Hispanic or Latino -2000:...

, Escambia
Escambia County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*62.1% White*31.9% Black*4.4% Native American*0.2% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*1.9% Hispanic or Latino -2000:...

, Conecuh
Conecuh County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*51.3% White*46.5% Black*0.3% Native American*0.1% Asian*0.0% Native Hawaiian or Pacific Islander*1.0% Two or more races*1.2% Hispanic or Latino -2000:...

, Butler
Butler County, Alabama
Butler County is a county of the U.S. state of Alabama. Its name is in honor of Captain William Butler, who was born in Virginia and fought in the Creek War, and who was killed in May 1818. As of 2010 the population was 20,947...

, Lowndes
Lowndes County, Alabama
Lowndes County is a county of the U.S. state of Alabama. It is named in honor of William Lowndes, a member of the United States Congress from South Carolina. As of the 2010 census, the population was 11,299...

, Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

, Elmore
Elmore County, Alabama
Elmore County is a county of the State of Alabama. Its name is in honor of General John A. Elmore. As of 2010 its population was 79,303. Its county seat is Wetumpka.This county is part of the Montgomery Metropolitan Statistical Area.- History :...

, Autauga
Autauga County, Alabama
Autauga County is a county in the U.S. state of Alabama. As of the 2010 census the population was 54,571. Its county seat is Prattville.Autauga County is part of the Montgomery Metropolitan Statistical Area.-History:...

, Chilton
Chilton County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*84.1% White*9.7% Black*0.4% Native American*0.3% Asian*0.0% Native Hawaiian or Pacific Islander*1.2% Two or more races*7.8% Hispanic or Latino -2000:...

, Shelby
Shelby County, Alabama
Shelby County is a county of the U.S. state of Alabama and a part of the Birmingham–Hoover–Cullman Combined Statistical Area. It is named in honor of Isaac Shelby, Governor of Kentucky. The county seat of Shelby County is Columbiana. As of 2010 U.S. Census the population was 195,085. Shelby...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, Blount
Blount County, Alabama
Blount County is a county located in the U.S. state of Alabama. As of the 2010 United States Census, the population was 57,322. Its county seat is Oneonta.Blount County is a dry county.-History:...

, Cullman
Cullman County, Alabama
Cullman County is a county of the U.S. state of Alabama. Its name is in honor of Colonel John G. Cullmann. As of 2010, the population was 80,406. Its county seat is the town of the same name, Cullman, Alabama. It is a "moist" county in terms of availablity of alcoholic beverages, which means...

, Morgan
Morgan County, Alabama
Morgan County is the most populous county in the Decatur Metropolitan Area, and the second most populous county in the Huntsville-Decatur Combined Statistical Area in the U.S. State of Alabama. It was created by the Alabama Territorial legislature on February 6, 1818 from land acquired from the...

, Limestone
Limestone County, Alabama
Limestone County is a county of the U.S. state of Alabama, and is included in the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Metro Area. Its name comes from Limestone Creek, a local stream. In 2000, the population was 65,676. As of 2010 the county's...

I-65 is the major north-south route in the state, and Alabama's longest interstate and third-longest numbered route. It begins at I-10 in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

, skirting the west side of the city, before heading northeasterly toward Atmore
Atmore, Alabama
Atmore is a city in Escambia County, Alabama, United States. At the 2000 census the population was 7,676. According to the 2005 U.S. Census estimates, the city had a population of 7,530. The city was named for Mr. C.P. Atmore....

, Greenville
Greenville, Alabama
Greenville is a city in Butler County, Alabama, United States. At the 2000 census, the population was 7,228. The city is the county seat of Butler County and is known as the Camellia City. The movement to change the Official Alabama State Flower from the goldenrod to the camellia originated in...

, and Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

. After a junction with I-85
Interstate 85 in Alabama
In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:...

 in Montgomery, it passes Clanton
Clanton, Alabama
Clanton is a city in Chilton County, Alabama, United States. It is part of the Birmingham–Hoover–Cullman Combined Statistical Area. At the 2000 census the population was 7,800. The city is the county seat of Chilton County.-History:...

 on it way to Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

, where it meets with I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

, I-59, and in the future, I-22. It continues north through Cullman
Cullman, Alabama
Cullman is a city in Cullman County, State of Alabama. Cullman is located along Interstate 65, about north of Birmingham, and about south of Huntsville. According to the U.S...

 and Decatur
Decatur, Alabama
Decatur is a city in Limestone and Morgan Counties in the U.S. state of Alabama. The city, affectionately known as "The River City", is located in Northern Alabama on the banks of Wheeler Lake, along the Tennessee River. It is the largest city and county seat of Morgan County...

, near which I-565
Interstate 565
-External links:***...

 splits off toward Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

. The Interstate crosses into Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 near Ardmore
Ardmore, Alabama
Ardmore is a town in Limestone County, Alabama, United States, and is included in the Huntsville-Decatur Metro Area. It is home to the Saturn 1B Rocket, at the Alabama Welcome Center, just south of the Tennessee border, on Interstate 65. As of the 2010 census, the population of the town is 1,194....

 heading to Nashville
Nashville, Tennessee
Nashville is the capital of the U.S. state of Tennessee and the county seat of Davidson County. It is located on the Cumberland River in Davidson County, in the north-central part of the state. The city is a center for the health care, publishing, banking and transportation industries, and is home...

.
& Day Street in Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line in Lanett
Lanett, Alabama
Lanett is a city in Chambers County, Alabama, United States. At the 2000 census the population was 7,897. Lanett, originally called Bluffton, is located in eastern Alabama, on the Chattahoochee River, southwest of Atlanta, Georgia...

Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

, Macon
Macon County, Alabama
Macon County is a county in the U.S. state of Alabama. Its name is in honor of Nathaniel Macon, a member of the United States Senate from North Carolina. Developed for cotton plantation agriculture in the nineteenth century, it is one of the counties in Alabama within the Black Belt of the South.As...

, Lee
Lee County, Alabama
Lee County is a county of the U.S. state of Alabama. It is named in honor of Robert E. Lee, commanding general of the Confederate Army. As of 2010 the population was 140,247. It is part of the Auburn, Alabama Metropolitan Area. The county seat is Opelika, and the largest city is Auburn...

, Chambers
Chambers County, Alabama
Chambers County is a county of the U.S. state of Alabama. Its name is in honor of Henry H. Chambers, who served as a United States Senator from Alabama. As of 2010 the population was 34,215. Its county seat is Lafayette...

I-85 begins at I-65
Interstate 65 in Alabama
Interstate 65, beginning in Mobile at an interchange with Interstate 10, meanders across of the Alabama countryside linking six of the state's ten largest cities. The highway links together many important roadways that make commerce inside and outside of the state's boundaries possible...

 in Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

, and continues eastward near Tuskegee
Tuskegee, Alabama
Tuskegee is a city in Macon County, Alabama, United States. At the 2000 census the population was 11,846 and is designated a Micropolitan Statistical Area. Tuskegee has been an important site in various stages of African American history....

 and Auburn
Auburn, Alabama
Auburn is a city in Lee County, Alabama, United States. It is the largest city in eastern Alabama with a 2010 population of 53,380. It is a principal city of the Auburn-Opelika Metropolitan Area...

, before crossing into Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 on its way to Atlanta
Atlanta, Georgia
Atlanta is the capital and most populous city in the U.S. state of Georgia. According to the 2010 census, Atlanta's population is 420,003. Atlanta is the cultural and economic center of the Atlanta metropolitan area, which is home to 5,268,860 people and is the ninth largest metropolitan area in...

.


Auxiliary Interstate highways

Route number Length Western / southern terminus Eastern / northern terminus Counties Description Map References
Tuscaloosa
Tuscaloosa County, Alabama
Tuscaloosa County is a county of the U.S. state of Alabama.It is named in honor of the pre-Choctaw chief Tuskaloosa. In 2010, the population was 194,656...

I-359 serves as a spur route
Spur route
A spur route is a short road forming a branch from a longer, more important route . A bypass or beltway is never considered a true spur route as it typically reconnects with the major road...

 connecting Interstate 20
Interstate 20
Interstate 20 is a major east–west Interstate Highway in the Southern United States. I‑20 runs 1,535 miles from near Kent, Texas, at Interstate 10 to Florence, South Carolina, at Interstate 95...

/Interstate 59
Interstate 59
Interstate 59 is an Interstate Highway in the southern United States. Its southern terminus is near Slidell, Louisiana, a suburb of New Orleans, at an intersection with Interstate 10 and Interstate 12, its northern terminus is at Wildwood, Georgia, at an intersection with Interstate 24.The road's...

 with downtown Tuscaloosa
Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama . Located on the Black Warrior River, it is the fifth-largest city in Alabama, with a population of 90,468 in 2010...

.
near Bessemer
Bessemer, Alabama
Bessemer is a city outside of Birmingham in Jefferson County, Alabama, United States eight miles west of Hoover. The population was 29,672 at the 2000 Census, but by the 2009 U.S...

at Trussville
Trussville, Alabama
Trussville is a city in Jefferson and St. Clair counties in the U.S. state of Alabama. The population was 19,933 at the 2010 census. Trussville was ranked as number 56 out of 100 in Money Magazines Best Places to Live 2005.-Geography:...

Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

I-459 forms a partial southern loop around Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

, connecting I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

/I-59 in Bessemer
Bessemer, Alabama
Bessemer is a city outside of Birmingham in Jefferson County, Alabama, United States eight miles west of Hoover. The population was 29,672 at the 2000 Census, but by the 2009 U.S...

 and I-59 near Trussville
Trussville, Alabama
Trussville is a city in Jefferson and St. Clair counties in the U.S. state of Alabama. The population was 19,933 at the 2010 census. Trussville was ranked as number 56 out of 100 in Money Magazines Best Places to Live 2005.-Geography:...

. There are plans to extend the loop around the north of the city, as State Route 959
Corridor X-1
Corridor X-1 or the Birmingham Northern Beltline is the proposed by-pass route around Birmingham, Alabama through northern and western Jefferson County to be completed by 2025...

.
in Attalla
Attalla, Alabama
Attalla is a city in Etowah County, Alabama, United States. It is part of the Gadsden Metropolitan Statistical Area. According to the 2005 U.S. Census estimates, the city had a population of 6,474. -2000 Census data:...

in Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

Etowah
Etowah County, Alabama
Etowah County is a county of the U.S. state of Alabama. Its name is from the Cherokee language, which means "edible tree". It is the center of the Gadsden Metropolitan Area which includes Etowah and Cherokee Counties. As of 2010 the population was 104,430. Its county seat is Gadsden...

I-759 serves as a spur route
Spur route
A spur route is a short road forming a branch from a longer, more important route . A bypass or beltway is never considered a true spur route as it typically reconnects with the major road...

 route from Interstate 59
Interstate 59
Interstate 59 is an Interstate Highway in the southern United States. Its southern terminus is near Slidell, Louisiana, a suburb of New Orleans, at an intersection with Interstate 10 and Interstate 12, its northern terminus is at Wildwood, Georgia, at an intersection with Interstate 24.The road's...

 to the Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

 metropolis.

US 90/Truck US 98/SR 16 at Beauregard & North Water Streets in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

in Prichard
Prichard, Alabama
Prichard is a city in Mobile County, Alabama, in the United States.Prichard borders the north side of Mobile, as well as the Mobile suburbs of Chickasaw, Alabama, Saraland, Alabama, and the unincorporated sections of Eight Mile, Alabama. As of 2005 Census Bureau estimates, the population of the...

Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

I-165 serves as a spur route
Spur route
A spur route is a short road forming a branch from a longer, more important route . A bypass or beltway is never considered a true spur route as it typically reconnects with the major road...

 connecting downtown Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

 with Interstate 65
Interstate 65
Interstate 65 is a major Interstate Highway in the United States. The southern terminus is located at an intersection with Interstate 10 in Mobile, Alabama, and its northern terminus is at an interchange with Interstate 90 , U.S. Route 12, and U.S...

 northwest of Mobile.
in Decatur
Decatur, Alabama
Decatur is a city in Limestone and Morgan Counties in the U.S. state of Alabama. The city, affectionately known as "The River City", is located in Northern Alabama on the banks of Wheeler Lake, along the Tennessee River. It is the largest city and county seat of Morgan County...

in Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

Limestone
Limestone County, Alabama
Limestone County is a county of the U.S. state of Alabama, and is included in the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Metro Area. Its name comes from Limestone Creek, a local stream. In 2000, the population was 65,676. As of 2010 the county's...

, Madison
Madison County, Alabama
Madison County is a county of the U.S. state of Alabama, and is a major part of the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Combined Statistical Area. The county is named in honor of James Madison, fourth President of the United States of America, and the...

I-565 serves as a spur route
Spur route
A spur route is a short road forming a branch from a longer, more important route . A bypass or beltway is never considered a true spur route as it typically reconnects with the major road...

 connecting Interstate 65
Interstate 65
Interstate 65 is a major Interstate Highway in the United States. The southern terminus is located at an intersection with Interstate 10 in Mobile, Alabama, and its northern terminus is at an interchange with Interstate 90 , U.S. Route 12, and U.S...

 with Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

 and crossing the City of Huntsville.


Future Interstate highways

Route number Length Western / southern terminus Eastern / northern terminus Counties Description References
at Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line
in Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

Marion
Marion County, Alabama
Marion County is a county of the U.S. state of Alabama. Marion County was created by an act of the Alabama Territorial General Assembly on February 13, 1818. The county is located in the northwestern part of the state, bounded on the west by the state of Mississippi. It encompasses . Marion County...

, Walker
Walker County, Alabama
Walker County is a county of the U.S. state of Alabama.Its name is in honor of John Williams Walker, a member of the United States Senate. As of 2010 the population was 67,023...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

I-22 presently enters Alabama from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 near Hamilton
Hamilton, Alabama
Hamilton is a city in Marion County, Alabama, United States. At the 2000 census the population was 6,786. The city is the county seat of Marion County.-Geography:Hamilton is located at , along the Buttahatchee River....

. It will roughly follow the current U.S. 78, bypassing Winfield
Winfield, Alabama
Winfield is a city in Marion county in the U.S. state of Alabama. The population was 4,540 at the 2000 census, the second largest city in Marion County.-History:...

 and Jasper
Jasper, Alabama
Jasper is a city in Walker County, Alabama, United States. At the 2000 census the population was 14,659. As of 2011 the population had was 13,857. The city is the county seat of Walker County, and once ranked among the world's leading producers of coal....

 before reaching the Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

 metropolis, where it will reach its eastern terminus at Interstate 65
Interstate 65
Interstate 65 is a major Interstate Highway in the United States. The southern terminus is located at an intersection with Interstate 10 in Mobile, Alabama, and its northern terminus is at an interchange with Interstate 90 , U.S. Route 12, and U.S...

 and U.S. Highway 31.

U.S. Highways

Route number Length Western / southern terminus Eastern / northern terminus Counties Description Map Refs.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Cuba
Cuba, Alabama
Cuba is a town in Sumter County, Alabama, United States. At the 2000 census the population was 363.-Geography:Cuba is located at ....

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line near Sulphur Springs
Sumter
Sumter County, Alabama
Sumter County is a county of the U.S. state of Alabama.Its name is in honor of General Thomas Sumter of South Carolina. As of 2010, the population was 13,763. Its county seat is Livingston.-History:...

, Greene
Greene County, Alabama
Greene County is the least populous county in the U.S. state of Alabama. Its name is in honor of Revolutionary War General Nathanael Greene of Rhode Island. As of 2010 the population was 9,045...

, Tuscaloosa
Tuscaloosa County, Alabama
Tuscaloosa County is a county of the U.S. state of Alabama.It is named in honor of the pre-Choctaw chief Tuskaloosa. In 2010, the population was 194,656...

, Bibb
Bibb County, Alabama
Bibb County is a county in the U.S. state of Alabama. Its name is in honor of William W. Bibb, the first Governor of Alabama. As of 2010 the population was 22,915. The county seat is Centreville...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, St. Clair
St. Clair County, Alabama
St. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...

, Etowah
Etowah County, Alabama
Etowah County is a county of the U.S. state of Alabama. Its name is from the Cherokee language, which means "edible tree". It is the center of the Gadsden Metropolitan Area which includes Etowah and Cherokee Counties. As of 2010 the population was 104,430. Its county seat is Gadsden...

, DeKalb
DeKalb County, Alabama
As of the 2010 Census DeKalb County had a population of 71,109. The median age was 37.5. The racial and ethnic makeup of the population was 81.6% non-Hispanic white, 1.5% African American, 1.4% Native American, 0.3% Asian, 0.2% Pacific Islander , 9.9% from some other race, 2.2% reporting two or...

US 11 closely follows the route of I-59 through Alabama. After entering the state from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

, it heads northeast to Tuscaloosa
Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama . Located on the Black Warrior River, it is the fifth-largest city in Alabama, with a population of 90,468 in 2010...

. Near North Bibb, it joins
Concurrency (road)
A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

/I-59 until it splits in Bessemer
Bessemer, Alabama
Bessemer is a city outside of Birmingham in Jefferson County, Alabama, United States eight miles west of Hoover. The population was 29,672 at the 2000 Census, but by the 2009 U.S...

. In Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

, it follows 3rd Avenue, then 1st Avenue. It then passes to the west and north of Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

, then through Fort Payne
Fort Payne, Alabama
Fort Payne is a city in DeKalb County, Alabama, United States. At the 2000 census the population was 12,938. The city is the county seat of DeKalb County. It bills itself as the "Official Sock Capital of the World."...

 on its way to Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

.
in Leeds
Leeds, Alabama
Leeds is a tri-county municipality located in Jefferson, St. Clair, and Shelby Counties in the U.S. state of Alabama. It is a suburb of Birmingham. As of the 2009 population estimate, the population of the city is about 11,474.-History:...

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line near Forney, Alabama
Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, St. Clair
St. Clair County, Alabama
St. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...

, Etowah
Etowah County, Alabama
Etowah County is a county of the U.S. state of Alabama. Its name is from the Cherokee language, which means "edible tree". It is the center of the Gadsden Metropolitan Area which includes Etowah and Cherokee Counties. As of 2010 the population was 104,430. Its county seat is Gadsden...

, Cherokee
Cherokee County, Alabama
Cherokee County, Alabama is a county of the U.S. state of Alabama. It is named for the Cherokee tribe. As of 2010 the population was 25,989. Its county seat is Centre and it is a prohibition or dry county.- History :...

US 411 begins in Leeds
Leeds, Alabama
Leeds is a tri-county municipality located in Jefferson, St. Clair, and Shelby Counties in the U.S. state of Alabama. It is a suburb of Birmingham. As of the 2009 population estimate, the population of the city is about 11,474.-History:...

, and generally follows I-59 running alongside it to its south. US-411 briefly runs concurrently
Concurrency (road)
A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with US-231 before Ashville
Ashville, Alabama
Ashville is a city in St. Clair County, Alabama, United States part of the Birmingham-Hoover-Cullman Combined Statistical Area. Its population was 2,260 at the 2000 census, at which time it was a town. This town is the county seat of St. Clair County along with Pell City. According to the 2005 U.S....

, before passing through the eastern part of Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

. After reaching Weiss Lake
Weiss Lake
Weiss Lake is a lake in northeastern Alabama that is owned by the Alabama Power Company. The lake consists of , all coming from the Coosa River, Chattooga River , and Little River, offering over of shoreline and shallow flats, large coves, under-water drop offs and deep channels...

, US-411 turns due east, and it passes into Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

.
at the Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 state line near Flomaton
Flomaton, Alabama
Flomaton is a town in Escambia County, Alabama, United States. At the 2000 census the population was 1,588.-Geography:Flomaton is located at .According to the U.S...

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line near Lanett
Lanett, Alabama
Lanett is a city in Chambers County, Alabama, United States. At the 2000 census the population was 7,897. Lanett, originally called Bluffton, is located in eastern Alabama, on the Chattahoochee River, southwest of Atlanta, Georgia...

Escambia
Escambia County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*62.1% White*31.9% Black*4.4% Native American*0.2% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*1.9% Hispanic or Latino -2000:...

, Covington
Covington County, Alabama
Covington County, Alabama, is a county of the U.S. state of Alabama. Its name is in honor of Brigadier General Leonard Covington of Maryland. As of 2010 the population was 37,765...

, Crenshaw
Crenshaw County, Alabama
Crenshaw County is a county of the U.S. state of Alabama. Its name is in honor of a judge, Anderson Crenshaw. As of 2010 the population was 13,906. Its county seat is Luverne.-Geography:...

, Pike
Pike County, Alabama
Pike County is a county of the U.S. state of Alabama. Its name is in honor of General Zebulon Pike, of New Jersey, an explorer who led an expedition to southern Colorado and discovered Pikes Peak in 1806. As of 2010 the population was 32,899. Its county seat is Troy.- History :In 1819 the State...

, Bullock
Bullock County, Alabama
Bullock County, Alabama is a county of the U.S. state of Alabama. Its name is in honor of Colonel Edward C. Bullock of Barbour County. Living descendants of Colonel Bullock include prominent American cinema film actress, Sandra Bullock. As of 2010 the population was 10,914. In 1867, Union Springs...

, Macon
Macon County, Alabama
Macon County is a county in the U.S. state of Alabama. Its name is in honor of Nathaniel Macon, a member of the United States Senate from North Carolina. Developed for cotton plantation agriculture in the nineteenth century, it is one of the counties in Alabama within the Black Belt of the South.As...

, Lee
Lee County, Alabama
Lee County is a county of the U.S. state of Alabama. It is named in honor of Robert E. Lee, commanding general of the Confederate Army. As of 2010 the population was 140,247. It is part of the Auburn, Alabama Metropolitan Area. The county seat is Opelika, and the largest city is Auburn...

, Chambers
Chambers County, Alabama
Chambers County is a county of the U.S. state of Alabama. Its name is in honor of Henry H. Chambers, who served as a United States Senator from Alabama. As of 2010 the population was 34,215. Its county seat is Lafayette...

US 29 enters the state from Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 near Flomaton
Flomaton, Alabama
Flomaton is a town in Escambia County, Alabama, United States. At the 2000 census the population was 1,588.-Geography:Flomaton is located at .According to the U.S...

. It runs concurrently with US 31 from Flomaton to Brewton
Brewton, Alabama
Brewton is a city in Escambia County, Alabama, United States. At the 2000 census the population was 5,498. The city is the county seat of Escambia County.-History:...

, the continues easterly towards Andalusia
Andalusia, Alabama
Andalusia is a city in and the county seat of Covington County, Alabama, United States. At the 2000 census the population was 8,794.According to the 2007 U.S. Census estimates, the city had a population of 8,705...

, after which it meanders northeast to Troy
Troy, Alabama
Troy is a city in Pike County, Alabama, United States. As of the 2010 census, the population was 18,003. Troy experienced a growth spurt of over 4,000+ people since 2000. The city is the county seat of Pike County....

. It then goes east, then north through Union Springs
Union Springs, Alabama
Union Springs is a town in Bullock County, Alabama, United States. The population was 3,670 at the 2000 census.-History:The area that became Union Springs was first settled by white men after the Creek Indian removal of the 1830s. Twenty-seven springs watered the land, giving rise to the name of...

 and Tuskegee
Tuskegee, Alabama
Tuskegee is a city in Macon County, Alabama, United States. At the 2000 census the population was 11,846 and is designated a Micropolitan Statistical Area. Tuskegee has been an important site in various stages of African American history....

, before joining I-85
Interstate 85 in Alabama
In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:...

 through Auburn
Auburn, Alabama
Auburn is a city in Lee County, Alabama, United States. It is the largest city in eastern Alabama with a 2010 population of 53,380. It is a principal city of the Auburn-Opelika Metropolitan Area...

. It then splits from I-85, but continues to follow it through Valley
Valley, Alabama
Valley is a city steeped in tradition in Chambers County, Alabama, United States. Valley was incorporated in 1980 combining the four textile mill villages of Fairfax, Langdale, Riverview, and Shawmut...

 and Lanett
Lanett, Alabama
Lanett is a city in Chambers County, Alabama, United States. At the 2000 census the population was 7,897. Lanett, originally called Bluffton, is located in eastern Alabama, on the Chattahoochee River, southwest of Atlanta, Georgia...

, crossing into Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 at West Point
West Point, Georgia
West Point is a town in Troup County, with a small tail of the south end of town in Harris County, in the U.S. state of Georgia. As of the 2000 U.S. Census, this town had a total population of just 3,382 people...

.
in Spanish Fort
Spanish Fort, Alabama
Spanish Fort is a suburb of Mobile, Alabama in Baldwin County, Alabama, United States, located on the eastern shore of Mobile Bay. The 2000 census lists the population of the city as 5,423. It is part of the Daphne-Fairhope-Foley micropolitan area....

at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Ardmore
Ardmore, Alabama
Ardmore is a town in Limestone County, Alabama, United States, and is included in the Huntsville-Decatur Metro Area. It is home to the Saturn 1B Rocket, at the Alabama Welcome Center, just south of the Tennessee border, on Interstate 65. As of the 2010 census, the population of the town is 1,194....

Baldwin
Baldwin County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*85.7% White*9.4% Black*0.7% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*4.4% Hispanic or Latino -2000:...

, Escambia
Escambia County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*62.1% White*31.9% Black*4.4% Native American*0.2% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*1.9% Hispanic or Latino -2000:...

, Conecuh
Conecuh County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*51.3% White*46.5% Black*0.3% Native American*0.1% Asian*0.0% Native Hawaiian or Pacific Islander*1.0% Two or more races*1.2% Hispanic or Latino -2000:...

, Butler
Butler County, Alabama
Butler County is a county of the U.S. state of Alabama. Its name is in honor of Captain William Butler, who was born in Virginia and fought in the Creek War, and who was killed in May 1818. As of 2010 the population was 20,947...

, Lowndes
Lowndes County, Alabama
Lowndes County is a county of the U.S. state of Alabama. It is named in honor of William Lowndes, a member of the United States Congress from South Carolina. As of the 2010 census, the population was 11,299...

, Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

, Elmore
Elmore County, Alabama
Elmore County is a county of the State of Alabama. Its name is in honor of General John A. Elmore. As of 2010 its population was 79,303. Its county seat is Wetumpka.This county is part of the Montgomery Metropolitan Statistical Area.- History :...

, Autauga
Autauga County, Alabama
Autauga County is a county in the U.S. state of Alabama. As of the 2010 census the population was 54,571. Its county seat is Prattville.Autauga County is part of the Montgomery Metropolitan Statistical Area.-History:...

, Chilton
Chilton County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*84.1% White*9.7% Black*0.4% Native American*0.3% Asian*0.0% Native Hawaiian or Pacific Islander*1.2% Two or more races*7.8% Hispanic or Latino -2000:...

, Shelby
Shelby County, Alabama
Shelby County is a county of the U.S. state of Alabama and a part of the Birmingham–Hoover–Cullman Combined Statistical Area. It is named in honor of Isaac Shelby, Governor of Kentucky. The county seat of Shelby County is Columbiana. As of 2010 U.S. Census the population was 195,085. Shelby...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, Blount
Blount County, Alabama
Blount County is a county located in the U.S. state of Alabama. As of the 2010 United States Census, the population was 57,322. Its county seat is Oneonta.Blount County is a dry county.-History:...

, Cullman
Cullman County, Alabama
Cullman County is a county of the U.S. state of Alabama. Its name is in honor of Colonel John G. Cullmann. As of 2010, the population was 80,406. Its county seat is the town of the same name, Cullman, Alabama. It is a "moist" county in terms of availablity of alcoholic beverages, which means...

, Morgan
Morgan County, Alabama
Morgan County is the most populous county in the Decatur Metropolitan Area, and the second most populous county in the Huntsville-Decatur Combined Statistical Area in the U.S. State of Alabama. It was created by the Alabama Territorial legislature on February 6, 1818 from land acquired from the...

, Limestone
Limestone County, Alabama
Limestone County is a county of the U.S. state of Alabama, and is included in the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Metro Area. Its name comes from Limestone Creek, a local stream. In 2000, the population was 65,676. As of 2010 the county's...

US 31 is a north-south route, closely following I-65
Interstate 65 in Alabama
Interstate 65, beginning in Mobile at an interchange with Interstate 10, meanders across of the Alabama countryside linking six of the state's ten largest cities. The highway links together many important roadways that make commerce inside and outside of the state's boundaries possible...

 for the majority of its route. It begins in Spanish Fort
Spanish Fort, Alabama
Spanish Fort is a suburb of Mobile, Alabama in Baldwin County, Alabama, United States, located on the eastern shore of Mobile Bay. The 2000 census lists the population of the city as 5,423. It is part of the Daphne-Fairhope-Foley micropolitan area....

. It then heads north to Bay Minette
Bay Minette, Alabama
Bay Minette is a city in Baldwin County, Alabama, United States. As of the 2000 census, the population of the city was 7,820. According to the 2007 U.S. Census estimates, the city had an population of about 7,726 people. The city is the county seat of Baldwin County...

, then northwesterly along I-65 to Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

. It continues north through Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

 and Decatur
Decatur, Alabama
Decatur is a city in Limestone and Morgan Counties in the U.S. state of Alabama. The city, affectionately known as "The River City", is located in Northern Alabama on the banks of Wheeler Lake, along the Tennessee River. It is the largest city and county seat of Morgan County...

, and runs concurrently
Concurrency (road)
A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with I-65 from Athens
Athens, Alabama
Athens is a city in Limestone County, Alabama, United States. As of the 2000 census, the population of the city is 18,967. According to the 2009 U.S. Census estimates, the city had a population of 24,234...

 to the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line.
at the Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 state line near State Line
at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Fisk, Alabama.
Houston
Houston County, Alabama
Houston County is a county of the U.S. state of Alabama. As of 2010 the population was 101,547. Its county seat is Dothan.Houston County is part of the Dothan Metropolitan Statistical Area.- History :...

, Dale
Dale County, Alabama
Dale County is a county of the U.S. state of Alabama. Its name is in honor of General Samuel Dale. As of the 2010 census the population was 50,251...

, Pike
Pike County, Alabama
Pike County is a county of the U.S. state of Alabama. Its name is in honor of General Zebulon Pike, of New Jersey, an explorer who led an expedition to southern Colorado and discovered Pikes Peak in 1806. As of 2010 the population was 32,899. Its county seat is Troy.- History :In 1819 the State...

, Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

, Elmore
Elmore County, Alabama
Elmore County is a county of the State of Alabama. Its name is in honor of General John A. Elmore. As of 2010 its population was 79,303. Its county seat is Wetumpka.This county is part of the Montgomery Metropolitan Statistical Area.- History :...

, Coosa
Coosa County, Alabama
Coosa County is a county of the U.S. state of Alabama. Its name derives from a town of the Creek tribe. As of 2010 the population was 11,539, but since that time it has lost the most population by percentage of any Alabama county...

, Talladega
Talladega County, Alabama
Talladega County is a county of the U.S. state of Alabama. Talladega is a Muscogee Native American word derived from TVLVTEKE, which means "border town." As of 2010, the population was 82,291...

, Shelby
Shelby County, Alabama
Shelby County is a county of the U.S. state of Alabama and a part of the Birmingham–Hoover–Cullman Combined Statistical Area. It is named in honor of Isaac Shelby, Governor of Kentucky. The county seat of Shelby County is Columbiana. As of 2010 U.S. Census the population was 195,085. Shelby...

, St. Clair
St. Clair County, Alabama
St. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...

, Blount
Blount County, Alabama
Blount County is a county located in the U.S. state of Alabama. As of the 2010 United States Census, the population was 57,322. Its county seat is Oneonta.Blount County is a dry county.-History:...

, Marshall
Marshall County, Alabama
Marshall County is a county of the U.S. state of Alabama, and is included in the Huntsville-Decatur Combined Statistical Area. Its name is in honor of John Marshall, famous Chief Justice of the United States. As of 2010 the population was 93,019...

, Madison
Madison County, Alabama
Madison County is a county of the U.S. state of Alabama, and is a major part of the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Combined Statistical Area. The county is named in honor of James Madison, fourth President of the United States of America, and the...

, Limestone
Limestone County, Alabama
Limestone County is a county of the U.S. state of Alabama, and is included in the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Metro Area. Its name comes from Limestone Creek, a local stream. In 2000, the population was 65,676. As of 2010 the county's...

US 231 winds from south to north across the eastern side of the state. From Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

, it goes north to Dothan
Dothan, Alabama
Dothan is a city located in the southeastern corner of the US state of Alabama, situated approximately west of the Georgia state line and north of Florida. It is the seat of Houston County, with portions extending into nearby Dale County and Henry County...

, then northeast through Ozark
Ozark, Alabama
Ozark is a city in and the county seat of Dale County, Alabama, United States. In 1990 the city population was 12,922. As of the 2000 census, the population of the city was 15,119....

 and Troy
Troy, Alabama
Troy is a city in Pike County, Alabama, United States. As of the 2010 census, the population was 18,003. Troy experienced a growth spurt of over 4,000+ people since 2000. The city is the county seat of Pike County....

 to Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

. From there, it remains to the east of the Coosa River
Coosa River
The Coosa River is a tributary of the Alabama River in the U.S. states of Alabama and Georgia. The river is about long altogether.The Coosa River is one of Alabama's most developed rivers...

 through Wetumpka
Wetumpka, Alabama
Wetumpka is a city in Elmore County, Alabama, United States. At the 2000 census the population was 5,726.The city is the county seat of Elmore County, one of the fastest growing counties in the state....

 and Sylacauga
Sylacauga, Alabama
Sylacauga is a city in Talladega County, Alabama, United States. At the 2000 census the population was 12,616.Nicknames for Sylacauga include: "The Marble City," "Buzzard's Roost" and "Sly Town"....

 before crossing at Childersburg
Childersburg, Alabama
Childersburg is a city in Talladega county in the U.S. state of Alabama. At the 2000 census the population was 4,927. It claims a history dating back before 1540, when it was noted as a village of the Coosa Nation visited by the Spanish explorer Hernando de Soto...

. It then winds through Pell City
Pell City, Alabama
Pell City is a city in St. Clair County, Alabama, United States. The city is the county seat of St. Clair County along with Ashville. At the 2000 census the population was 9,565. At the 2010 census, the city-limit population jumped to 12,695. -Geography:...

, Oneonta
Oneonta, Alabama
Oneonta is a city in Blount County, Alabama, United States. At the 2000 census the population was 5,576. The city is the county seat of Blount County...

, and Alabama
Arab, Alabama
Arab is a city in both Cullman County, Alabama and Marshall County, Alabama in the northeastern part of the U.S. state of Alabama, located ten miles from Guntersville Lake and Guntersville Dam, and is included in the Huntsville-Decatur Combined Statistical Area...

 before reaching Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

. In Huntsville, it follows Memorial Parkway
Memorial Parkway (Huntsville)
Memorial Parkway is a major thoroughfare in Huntsville, Alabama. It, in whole or in part, follows U.S. Route 231, U.S. Route 431, U.S. Route 72, and State Route 53 through the Huntsville city limits...

, the major north-south thoroughfare through the city, and meets with US 431 before heading north to Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

.
at the Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 state line in Florala
Florala, Alabama
Florala is a city in Covington County, Alabama, United States. At the 2000 census the population was 1,964.-Geography:Florala is located at . According to the U.S...

in Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

Covington
Covington County, Alabama
Covington County, Alabama, is a county of the U.S. state of Alabama. Its name is in honor of Brigadier General Leonard Covington of Maryland. As of 2010 the population was 37,765...

, Crenshaw
Crenshaw County, Alabama
Crenshaw County is a county of the U.S. state of Alabama. Its name is in honor of a judge, Anderson Crenshaw. As of 2010 the population was 13,906. Its county seat is Luverne.-Geography:...

, Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

US 331 serves as a major route from Alabama to beaches in northwest Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

. The route enters Alabama from Florida near Florala
Florala, Alabama
Florala is a city in Covington County, Alabama, United States. At the 2000 census the population was 1,964.-Geography:Florala is located at . According to the U.S...

 and heads north through Opp
Opp, Alabama
Opp is a city in Covington County, Alabama, United States. At the 2000 census the population was 6,607. -Geography:Opp is located at . According to the U.S...

 and Luverne
Luverne, Alabama
Luverne is a city in Crenshaw County, Alabama, United States. At the 2000 census the population was 2,635.The city is the county seat of Crenshaw County.-History:...

 before reaching Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

.
in Dothan
Dothan, Alabama
Dothan is a city located in the southeastern corner of the US state of Alabama, situated approximately west of the Georgia state line and north of Florida. It is the seat of Houston County, with portions extending into nearby Dale County and Henry County...

at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Fisk, Alabama.
Houston
Houston County, Alabama
Houston County is a county of the U.S. state of Alabama. As of 2010 the population was 101,547. Its county seat is Dothan.Houston County is part of the Dothan Metropolitan Statistical Area.- History :...

, Henry
Henry County, Alabama
Henry County is a county of the U.S. state of Alabama. Its name is in honor of Patrick Henry, famous orator and Governor of Virginia. As of 2010, its population was 17,302...

, Barbour
Barbour County, Alabama
Barbour County, Alabama is a county of the U.S. state of Alabama. Its name is in honor of James Barbour, who served as Governor of Virginia. As of 2010 the population was 27,457. Its county seat is Clayton.-History:...

, Russell
Russell County, Alabama
Russell County is a county of the U.S. state of Alabama. Its name is in honor of Colonel Gilbert C. Russell, who fought in the wars against the Creek Indians. As of 2010, the population was 52,947...

, Lee
Lee County, Alabama
Lee County is a county of the U.S. state of Alabama. It is named in honor of Robert E. Lee, commanding general of the Confederate Army. As of 2010 the population was 140,247. It is part of the Auburn, Alabama Metropolitan Area. The county seat is Opelika, and the largest city is Auburn...

, Chambers
Chambers County, Alabama
Chambers County is a county of the U.S. state of Alabama. Its name is in honor of Henry H. Chambers, who served as a United States Senator from Alabama. As of 2010 the population was 34,215. Its county seat is Lafayette...

, Randolph
Randolph County, Alabama
Randolph County is a county of the U.S. state of Alabama.Its name is in honor of John Randolph, a member of the United States Senate from Virginia. As of 2010, the population was 22,913. Its county seat is Wedowee...

, Cleburne
Cleburne County, Alabama
Cleburne County is a county of the U.S. state of Alabama. Its name is in honor of Major General Patrick Cleburne, of Arkansas. As of 2010 the population was 14,972. Its county seat is Heflin.- History :...

, Calhoun
Calhoun County, Alabama
Calhoun County is a county in the U.S. state of Alabama. Its name is in honor of John C. Calhoun, famous member of the United States Senate from South Carolina. As of 2010 the population was 118,572. It is included in the Anniston-Oxford Metropolitan Statistical Area...

, Etowah
Etowah County, Alabama
Etowah County is a county of the U.S. state of Alabama. Its name is from the Cherokee language, which means "edible tree". It is the center of the Gadsden Metropolitan Area which includes Etowah and Cherokee Counties. As of 2010 the population was 104,430. Its county seat is Gadsden...

, Marshall
Marshall County, Alabama
Marshall County is a county of the U.S. state of Alabama, and is included in the Huntsville-Decatur Combined Statistical Area. Its name is in honor of John Marshall, famous Chief Justice of the United States. As of 2010 the population was 93,019...

, Madison
Madison County, Alabama
Madison County is a county of the U.S. state of Alabama, and is a major part of the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Combined Statistical Area. The county is named in honor of James Madison, fourth President of the United States of America, and the...

US 431 is north-south route in eastern Alabama, running to the east of, and briefly concurrently
Concurrency (road)
A concurrency, overlap, or coincidence in a road network is an instance of one physical road bearing two or more different highway, motorway, or other route numbers...

 with US Hwy-231. It begins in Dothan
Dothan, Alabama
Dothan is a city located in the southeastern corner of the US state of Alabama, situated approximately west of the Georgia state line and north of Florida. It is the seat of Houston County, with portions extending into nearby Dale County and Henry County...

 and goes north along the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line through Eufaula
Eufaula, Alabama
Eufaula is a city in Barbour County, Alabama, United States. At the 2000 census the population was 13,908.-Geography:Eufaula is located at 31°53'21.732" North, 85°9'13.586" West ....

 and Phenix City
Phenix City, Alabama
Phenix City is a city and the county seat in Russell County in the U.S. state of Alabama. Portions of Lee County are addressed as Phenix City, 36870 ZIP code, for the sole purpose that Smiths Station does not have full incorporation to annex the area...

. It then juts northwesterly to Opelika
Opelika, Alabama
Opelika is a city in and the county seat of Lee County in the east central part of the U.S. state of Alabama. It is a principal city of the Auburn-Opelika Metropolitan Area. According to 2010 Census, the population of Opelika was 26,477...

, before continuing north, eventually crossing I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

 near Anniston
Anniston, Alabama
Anniston is a city in Calhoun County in the state of Alabama, United States.As of the 2000 census, the population of the city is 24,276. According to the 2005 U.S. Census estimates, the city had a population of 23,741...

 and I-59 near Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

. It then crosses Sand Mountain
Sand Mountain (Alabama)
Sand Mountain is a sandstone plateau in northeastern Alabama and northwestern Georgia. It is part of the southern tip of the Appalachian mountain chain. Geologically a continuation of Walden Ridge, Sand Mountain is part of the Cumberland Plateau, separated from the main portion of the plateau by...

 and Lake Guntersville before reaching Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

. It joins with US 231 for its last 20 miles (32.2 km) into Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

.
in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Green Hill
Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

, Washington
Washington County, Alabama
Washington County is a county of the U.S. state of Alabama. The county was named in honor of George Washington, first President of the United States of America. As of 2010, the population was 17,581. Its county seat is Chatom. Washington County is a dry county.-History:The area was long inhabited...

, Clarke
Clarke County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*54.5% White*43.9% Black*0.4% Native American*0.3% Asian*0.0% Native Hawaiian or Pacific Islander*0.7% Two or more races*1.0% Hispanic or Latino -2000:...

, Marengo
Marengo County, Alabama
Marengo County is a county of the U.S. state of Alabama. It is named in honor of a battlefield near Turin, Italy, where the French defeated the Austrians on June 14, 1800. As of 2010 the population was 21,027...

, Greene
Greene County, Alabama
Greene County is the least populous county in the U.S. state of Alabama. Its name is in honor of Revolutionary War General Nathanael Greene of Rhode Island. As of 2010 the population was 9,045...

, Tuscaloosa
Tuscaloosa County, Alabama
Tuscaloosa County is a county of the U.S. state of Alabama.It is named in honor of the pre-Choctaw chief Tuskaloosa. In 2010, the population was 194,656...

, Fayette
Fayette County, Alabama
Fayette County is a county of the U.S. state of Alabama. Its name is in honor of the Marquis de Lafayette , who aided General George Washington in the American Revolutionary War. As of 2010 the population was 17,241...

, Marion
Marion County, Alabama
Marion County is a county of the U.S. state of Alabama. Marion County was created by an act of the Alabama Territorial General Assembly on February 13, 1818. The county is located in the northwestern part of the state, bounded on the west by the state of Mississippi. It encompasses . Marion County...

, Franklin
Franklin County, Alabama
Franklin County is a county of the U.S. state of Alabama. Its name is in honor of Benjamin Franklin, famous statesman, scientist, and printer. As of 2010, the population was 31,704...

, Colbert
Colbert County, Alabama
Colbert County is a county of the U.S. state of Alabama. Its name is in honor of brothers George and Levi Colbert, Chickasaw Indian chiefs. George Colbert operated a ferry across the Tennessee River in 1790 near present day Cherokee....

, Lauderdale
Lauderdale County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*86.4% White*10.0% Black*0.4% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.4% Two or more races*2.2% Hispanic or Latino -2000:...

US 43 is a north-south route in the western part of the state. It begins in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

 and heads north through Saraland
Saraland, Alabama
Saraland is a city in Mobile County, Alabama, in the United States, and a suburb of Mobile, Alabama. As of the 2010 census, the population of the city is 13,405. It is a part of the Mobile metropolitan area. Saraland is the third largest city in Mobile County....

 and Thomasville
Thomasville, Alabama
Thomasville is a city in Clarke County, Alabama, United States. At the 2010 census the population was 4,209. Founded as a late 19th century railroad town, it has transitioned over the course of more than a century into a 21st century commercial hub...

 to Demopolis
Demopolis, Alabama
Demopolis is the largest city in Marengo County, Alabama, United States. The population was 7,483 at the time of the 2010 United States Census....

. It crosses I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

/I-59 and then goes through Tuscaloosa
Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama . Located on the Black Warrior River, it is the fifth-largest city in Alabama, with a population of 90,468 in 2010...

. It then continues north through Fayette
Fayette, Alabama
Fayette is a city in Fayette County, Alabama, United States. The 2000 census lists the population as 4,922. The city is the county seat of Fayette County.-Geography:Fayette is located at .According to the U.S...

 and Hamilton
Hamilton, Alabama
Hamilton is a city in Marion County, Alabama, United States. At the 2000 census the population was 6,786. The city is the county seat of Marion County.-Geography:Hamilton is located at , along the Buttahatchee River....

, and eventually crosses the Tennessee River
Tennessee River
The Tennessee River is the largest tributary of the Ohio River. It is approximately 652 miles long and is located in the southeastern United States in the Tennessee Valley. The river was once popularly known as the Cherokee River, among other names...

 at The Shoals
The Shoals
The Shoals is a metropolitan area in northwestern Alabama, officially known as the Florence-Muscle Shoals Metropolitan Area, including the cities of Florence, Muscle Shoals, Tuscumbia, and Sheffield, and the counties of Lauderdale and Colbert...

. It briefly follows US 72 west, but splits north toward Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 near Killen
Killen, Alabama
Killen is a town in Lauderdale County, Alabama, United States. It is part of the Florence - Muscle Shoals Metropolitan Statistical Area known as "The Shoals". As of the 2000 census, the population of the town is 1,190.-Geography:...

.
in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Yellow Pine
Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

, Washington
Washington County, Alabama
Washington County is a county of the U.S. state of Alabama. The county was named in honor of George Washington, first President of the United States of America. As of 2010, the population was 17,581. Its county seat is Chatom. Washington County is a dry county.-History:The area was long inhabited...

US 45 begins at the Bankhead Tunnel
Bankhead Tunnel
The Bankhead Tunnel is a tunnel in Mobile, Alabama that begins on Government Street in downtown Mobile, travels eastbound under the Mobile River, and emerges to join the Battleship Parkway....

 in Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

, then moves northwest out of the city to Prichard
Prichard, Alabama
Prichard is a city in Mobile County, Alabama, in the United States.Prichard borders the north side of Mobile, as well as the Mobile suburbs of Chickasaw, Alabama, Saraland, Alabama, and the unincorporated sections of Eight Mile, Alabama. As of 2005 Census Bureau estimates, the population of the...

 along Spring Hill Avenue and St. Stephens Road. It then heads northwest to Citronelle
Citronelle, Alabama
Citronelle is a city in Mobile County, Alabama, United States. At the 2000 census the population was 3,659. It is included in the Mobile metropolitan statistical area.-History:This was long part of the territory of thousands of years of indigenous peoples...

 before passing into Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 north of Yellow Pine.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Lime Kiln
at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Bridgeport
Bridgeport, Alabama
Bridgeport is a small city in Jackson County, Alabama, United States. At the time of 2000 census the population was 2,728. Bridgeport is included in the Huntsville-Decatur Combined Statistical Area.-History:...

Colbert
Colbert County, Alabama
Colbert County is a county of the U.S. state of Alabama. Its name is in honor of brothers George and Levi Colbert, Chickasaw Indian chiefs. George Colbert operated a ferry across the Tennessee River in 1790 near present day Cherokee....

, Lauderdale
Lauderdale County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*86.4% White*10.0% Black*0.4% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.4% Two or more races*2.2% Hispanic or Latino -2000:...

, Limestone
Limestone County, Alabama
Limestone County is a county of the U.S. state of Alabama, and is included in the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Metro Area. Its name comes from Limestone Creek, a local stream. In 2000, the population was 65,676. As of 2010 the county's...

, Madison
Madison County, Alabama
Madison County is a county of the U.S. state of Alabama, and is a major part of the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Combined Statistical Area. The county is named in honor of James Madison, fourth President of the United States of America, and the...

, Jackson
Jackson County, Alabama
Jackson County is a county of the U.S. state of Alabama. Its name is in honor of Andrew Jackson, general in the United States Army and President of the United States of America. As of 2010, the population was 53,227. The county seat is Scottsboro. Jackson County is a prohibition or dry county,...

US 72 runs west to east in the northern part of the state, roughly following the Tennessee River
Tennessee River
The Tennessee River is the largest tributary of the Ohio River. It is approximately 652 miles long and is located in the southeastern United States in the Tennessee Valley. The river was once popularly known as the Cherokee River, among other names...

. It enters the state from Mississippi and heads west to Tuscumbia
Tuscumbia, Alabama
Tuscumbia is a city in and the county seat of Colbert County, Alabama, United States. As of the 2010 census, the population was 8,423 and is included in The Shoals MSA....

. There, it turns north, crossing the river into Florence
Florence, Alabama
Florence is the county seat of Lauderdale County, Alabama, United States, in the northwestern corner of the state.According to the 2005 Census Bureau estimates, the city's population was 36,721....

, while US 72 Alternate continues south of the river. Through Florence, it continues west along the north bank of the river through Athens
Athens, Alabama
Athens is a city in Limestone County, Alabama, United States. As of the 2000 census, the population of the city is 18,967. According to the 2009 U.S. Census estimates, the city had a population of 24,234...

 and northern Madison
Madison, Alabama
As of the census of 2000, there were 29,329 people, 11,143 households, and 8,067 families residing in the city. The population density was 1,266.5 people per square mile . There were 12,121 housing units at an average density of 523.4 per square mile...

 before reaching Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

. The route then goes to Scottsboro
Scottsboro, Alabama
Scottsboro is a city in Jackson County, Alabama, United States. As of the 2010 census, the population of the city is 14,770. Named for its founder Robert Scott, the city is the county seat of Jackson County....

, then to the northwest, crossing into Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 near Bridgeport
Bridgeport, Alabama
Bridgeport is a small city in Jackson County, Alabama, United States. At the time of 2000 census the population was 2,728. Bridgeport is included in the Huntsville-Decatur Combined Statistical Area.-History:...

 on its way to Chattanooga
Chattanooga, Tennessee
Chattanooga is the fourth-largest city in the US state of Tennessee , with a population of 169,887. It is the seat of Hamilton County...

.
south of Muscle Shoals
Muscle Shoals, Alabama
Muscle Shoals is a city in Colbert County, Alabama, United States. As of 2007, the United States Census Bureau estimated the population of the city to be 12,846. The city is included in The Shoals MSA. It is famous for its contributions to American popular music.-Geography:Muscle Shoals is located...

in Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

Colbert
Colbert County, Alabama
Colbert County is a county of the U.S. state of Alabama. Its name is in honor of brothers George and Levi Colbert, Chickasaw Indian chiefs. George Colbert operated a ferry across the Tennessee River in 1790 near present day Cherokee....

, Lawrence
Lawrence County, Alabama
Lawrence County is a county of the U.S. state of Alabama, and is included in the Decatur Metropolitan Area, as well as the Huntsville-Decatur Combined Statistical Area. It was named after James Lawrence, a captain in the United States Navy from New Jersey. As of the 2010 census, the population was...

, Morgan
Morgan County, Alabama
Morgan County is the most populous county in the Decatur Metropolitan Area, and the second most populous county in the Huntsville-Decatur Combined Statistical Area in the U.S. State of Alabama. It was created by the Alabama Territorial legislature on February 6, 1818 from land acquired from the...

, Limestone
Limestone County, Alabama
Limestone County is a county of the U.S. state of Alabama, and is included in the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Metro Area. Its name comes from Limestone Creek, a local stream. In 2000, the population was 65,676. As of 2010 the county's...

, Madison
Madison County, Alabama
Madison County is a county of the U.S. state of Alabama, and is a major part of the Huntsville Metropolitan Area.It is also included in the merged Huntsville-Decatur Combined Statistical Area. The county is named in honor of James Madison, fourth President of the United States of America, and the...

US 72 Alternate splits from US 72 near Tuscumbia
Tuscumbia, Alabama
Tuscumbia is a city in and the county seat of Colbert County, Alabama, United States. As of the 2010 census, the population was 8,423 and is included in The Shoals MSA....

, and follows the south bank of the Tennessee River
Tennessee River
The Tennessee River is the largest tributary of the Ohio River. It is approximately 652 miles long and is located in the southeastern United States in the Tennessee Valley. The river was once popularly known as the Cherokee River, among other names...

 to Decatur
Decatur, Alabama
Decatur is a city in Limestone and Morgan Counties in the U.S. state of Alabama. The city, affectionately known as "The River City", is located in Northern Alabama on the banks of Wheeler Lake, along the Tennessee River. It is the largest city and county seat of Morgan County...

. There, it crosses the river, and soon joins with Interstate 565
Interstate 565
-External links:***...

. Through Madison
Madison, Alabama
As of the census of 2000, there were 29,329 people, 11,143 households, and 8,067 families residing in the city. The population density was 1,266.5 people per square mile . There were 12,121 housing units at an average density of 523.4 per square mile...

, it splits off and runs parallel to I-565, before rejoining to go through Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

. It re-joins US 72 on the east side of Huntsville.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Bexar
Bexar, Alabama
Bexar, Alabama is a rural, mostly agricultural community in extreme west Marion County, Alabama, about 3 miles from the Alabama - Mississippi state line.-Origins:...

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line near Muscadine.
Marion
Marion County, Alabama
Marion County is a county of the U.S. state of Alabama. Marion County was created by an act of the Alabama Territorial General Assembly on February 13, 1818. The county is located in the northwestern part of the state, bounded on the west by the state of Mississippi. It encompasses . Marion County...

, Walker
Walker County, Alabama
Walker County is a county of the U.S. state of Alabama.Its name is in honor of John Williams Walker, a member of the United States Senate. As of 2010 the population was 67,023...

, Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, St. Clair
St. Clair County, Alabama
St. Clair County is a county of the U.S. state of Alabama.It is a part of the Birmingham–Hoover–Cullman Combined Statistical Area. Its name is in honor of General Arthur St...

, Talladega
Talladega County, Alabama
Talladega County is a county of the U.S. state of Alabama. Talladega is a Muscogee Native American word derived from TVLVTEKE, which means "border town." As of 2010, the population was 82,291...

, Calhoun
Calhoun County, Alabama
Calhoun County is a county in the U.S. state of Alabama. Its name is in honor of John C. Calhoun, famous member of the United States Senate from South Carolina. As of 2010 the population was 118,572. It is included in the Anniston-Oxford Metropolitan Statistical Area...

, Cleburne
Cleburne County, Alabama
Cleburne County is a county of the U.S. state of Alabama. Its name is in honor of Major General Patrick Cleburne, of Arkansas. As of 2010 the population was 14,972. Its county seat is Heflin.- History :...

US 78 is a west-to-east route across central Alabama. Much of US-78 west of Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

 is also the route for future Interstate 22
Interstate 22
Interstate 22 , when it is completed, will follow the U.S. Highway 78 corridor along a 213-mile-long route from Memphis, Tennessee, to Birmingham, Alabama, as an Interstate Highway. Interstate 22 will connect Interstate 240 and Interstate 40 in the northwest with Interstate 65 and Interstate...

. It enters the state from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 and heads southeast, passing Hamilton
Hamilton, Alabama
Hamilton is a city in Marion County, Alabama, United States. At the 2000 census the population was 6,786. The city is the county seat of Marion County.-Geography:Hamilton is located at , along the Buttahatchee River....

, Winfield
Winfield, Alabama
Winfield is a city in Marion county in the U.S. state of Alabama. The population was 4,540 at the 2000 census, the second largest city in Marion County.-History:...

, and Jasper
Jasper, Alabama
Jasper is a city in Walker County, Alabama, United States. At the 2000 census the population was 14,659. As of 2011 the population had was 13,857. The city is the county seat of Walker County, and once ranked among the world's leading producers of coal....

 on its way to Birmingham. East of Birmingham, it closely follows I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

 through Pell City
Pell City, Alabama
Pell City is a city in St. Clair County, Alabama, United States. The city is the county seat of St. Clair County along with Ashville. At the 2000 census the population was 9,565. At the 2010 census, the city-limit population jumped to 12,695. -Geography:...

 and Anniston
Anniston, Alabama
Anniston is a city in Calhoun County in the state of Alabama, United States.As of the 2000 census, the population of the city is 24,276. According to the 2005 U.S. Census estimates, the city had a population of 23,741...

 to Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Sulligent
Sulligent, Alabama
Sulligent is a city in Lamar County, Alabama, United States. As of the 2000 census, the population of the city is 2,151. The name is derived from railroad personae.- History :...

at the Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line near Palestine.
Marion
Marion County, Alabama
Marion County is a county of the U.S. state of Alabama. Marion County was created by an act of the Alabama Territorial General Assembly on February 13, 1818. The county is located in the northwestern part of the state, bounded on the west by the state of Mississippi. It encompasses . Marion County...

, Winston
Winston County, Alabama
Winston County is a county of the U.S. state of Alabama, formerly known as Hancock County before 1858.Its name is in honor of John A. Winston, the 15th Governor of Alabama. As of 2010, the population was 24,484. Its county seat is Double Springs....

, Cullman
Cullman County, Alabama
Cullman County is a county of the U.S. state of Alabama. Its name is in honor of Colonel John G. Cullmann. As of 2010, the population was 80,406. Its county seat is the town of the same name, Cullman, Alabama. It is a "moist" county in terms of availablity of alcoholic beverages, which means...

, Blount
Blount County, Alabama
Blount County is a county located in the U.S. state of Alabama. As of the 2010 United States Census, the population was 57,322. Its county seat is Oneonta.Blount County is a dry county.-History:...

, Etowah
Etowah County, Alabama
Etowah County is a county of the U.S. state of Alabama. Its name is from the Cherokee language, which means "edible tree". It is the center of the Gadsden Metropolitan Area which includes Etowah and Cherokee Counties. As of 2010 the population was 104,430. Its county seat is Gadsden...

, Cherokee
Cherokee County, Alabama
Cherokee County, Alabama is a county of the U.S. state of Alabama. It is named for the Cherokee tribe. As of 2010 the population was 25,989. Its county seat is Centre and it is a prohibition or dry county.- History :...

, Cleburne
Cleburne County, Alabama
Cleburne County is a county of the U.S. state of Alabama. Its name is in honor of Major General Patrick Cleburne, of Arkansas. As of 2010 the population was 14,972. Its county seat is Heflin.- History :...

US 278 travels from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 to Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 across the northern third of Alabama. It enters near Sulligent
Sulligent, Alabama
Sulligent is a city in Lamar County, Alabama, United States. As of the 2000 census, the population of the city is 2,151. The name is derived from railroad personae.- History :...

, and takes a sharp northwesterly turn in Guin
Guin, Alabama
Guin is a city in Marion County, Alabama, United States. At the 2000 census the population was 2,389. On July 13, 2010, the citizens of Guin voted to become the first city in Marion County, since Prohibition, to allow the sale of alcohol....

, towards Hamilton
Hamilton, Alabama
Hamilton is a city in Marion County, Alabama, United States. At the 2000 census the population was 6,786. The city is the county seat of Marion County.-Geography:Hamilton is located at , along the Buttahatchee River....

. From Hamilton, it moves east to Cullman
Cullman, Alabama
Cullman is a city in Cullman County, State of Alabama. Cullman is located along Interstate 65, about north of Birmingham, and about south of Huntsville. According to the U.S...

 and Gadsden
Gadsden, Alabama
The city of Gadsden is the county seat of Etowah County in the U.S. state of Alabama, and it is located about 65 miles northeast of Birmingham, Alabama. It is the primary city of the Gadsden Metropolitan Statistical Area, which has a population of 103,459. Gadsden is closely associated with the...

 before reaching Georgia.
at Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Cuba
Cuba, Alabama
Cuba is a town in Sumter County, Alabama, United States. At the 2000 census the population was 363.-Geography:Cuba is located at ....

at the Chattahoochee River
Chattahoochee River
The Chattahoochee River flows through or along the borders of the U.S. states of Georgia, Alabama, and Florida. It is a tributary of the Apalachicola River, a relatively short river formed by the confluence of the Chattahoochee and Flint Rivers and emptying into Apalachicola Bay in the Gulf of...

/Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line in Phenix City
Phenix City, Alabama
Phenix City is a city and the county seat in Russell County in the U.S. state of Alabama. Portions of Lee County are addressed as Phenix City, 36870 ZIP code, for the sole purpose that Smiths Station does not have full incorporation to annex the area...

Sumter
Sumter County, Alabama
Sumter County is a county of the U.S. state of Alabama.Its name is in honor of General Thomas Sumter of South Carolina. As of 2010, the population was 13,763. Its county seat is Livingston.-History:...

, Marengo
Marengo County, Alabama
Marengo County is a county of the U.S. state of Alabama. It is named in honor of a battlefield near Turin, Italy, where the French defeated the Austrians on June 14, 1800. As of 2010 the population was 21,027...

, Perry
Perry County, Alabama
Perry County is a county of the U.S. state of Alabama. It was established in 1819, and is named in honor of Commodore Oliver Hazard Perry of Rhode Island and the United States Navy. As of 2010 the population was 10,591...

, Dallas
Dallas County, Alabama
Dallas County is a county of the U.S. state of Alabama. Its name is in honor of United States Secretary of the Treasury Alexander J. Dallas. The county seat is Selma.- History :...

, Lowndes
Lowndes County, Alabama
Lowndes County is a county of the U.S. state of Alabama. It is named in honor of William Lowndes, a member of the United States Congress from South Carolina. As of the 2010 census, the population was 11,299...

, Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

, Macon
Macon County, Alabama
Macon County is a county in the U.S. state of Alabama. Its name is in honor of Nathaniel Macon, a member of the United States Senate from North Carolina. Developed for cotton plantation agriculture in the nineteenth century, it is one of the counties in Alabama within the Black Belt of the South.As...

, Lee
Lee County, Alabama
Lee County is a county of the U.S. state of Alabama. It is named in honor of Robert E. Lee, commanding general of the Confederate Army. As of 2010 the population was 140,247. It is part of the Auburn, Alabama Metropolitan Area. The county seat is Opelika, and the largest city is Auburn...

, Russell
Russell County, Alabama
Russell County is a county of the U.S. state of Alabama. Its name is in honor of Colonel Gilbert C. Russell, who fought in the wars against the Creek Indians. As of 2010, the population was 52,947...

US 80 traverses Alabama's Black Belt
Black Belt (region of Alabama)
The Black Belt is a region of the U.S. state of Alabama, and part of the larger Black Belt Region of the Southern United States, which stretches from Texas to Maryland. The term originally referred to the region underlain by a thin layer of rich, black topsoil developed atop the chalk of the Selma...

 in the southern third of the state. It enters from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 near I-20
Interstate 20 in Alabama
In Alabama, Interstate 20 travels 214.7 miles through the center of the state. It enters the state from Mississippi near York, and travels northeastward through Tuscaloosa and Birmingham...

/I-59 and moves east, passing through Demopolis
Demopolis, Alabama
Demopolis is the largest city in Marengo County, Alabama, United States. The population was 7,483 at the time of the 2010 United States Census....

 and Selma
Selma, Alabama
Selma is a city in and the county seat of Dallas County, Alabama, United States, located on the banks of the Alabama River. The population was 20,512 at the 2000 census....

 before reaching Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

. East of Montgomery, it travels to the south of Interstate 85
Interstate 85 in Alabama
In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:...

, passing through Tuskegee
Tuskegee, Alabama
Tuskegee is a city in Macon County, Alabama, United States. At the 2000 census the population was 11,846 and is designated a Micropolitan Statistical Area. Tuskegee has been an important site in various stages of African American history....

 and Phenix City
Phenix City, Alabama
Phenix City is a city and the county seat in Russell County in the U.S. state of Alabama. Portions of Lee County are addressed as Phenix City, 36870 ZIP code, for the sole purpose that Smiths Station does not have full incorporation to annex the area...

 before crossing the Chattahoochee River
Chattahoochee River
The Chattahoochee River flows through or along the borders of the U.S. states of Georgia, Alabama, and Florida. It is a tributary of the Apalachicola River, a relatively short river formed by the confluence of the Chattahoochee and Flint Rivers and emptying into Apalachicola Bay in the Gulf of...

 into Columbus, Georgia
Columbus, Georgia
Columbus is a city in and the county seat of Muscogee County, Georgia, United States, with which it is consolidated. As of the 2010 census, the city had a population of 189,885. It is the principal city of the Columbus, Georgia metropolitan area, which, in 2009, had an estimated population of 292,795...

.
in Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

at the Chattahoochee River
Chattahoochee River
The Chattahoochee River flows through or along the borders of the U.S. states of Georgia, Alabama, and Florida. It is a tributary of the Apalachicola River, a relatively short river formed by the confluence of the Chattahoochee and Flint Rivers and emptying into Apalachicola Bay in the Gulf of...

/Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line in Phenix City
Phenix City, Alabama
Phenix City is a city and the county seat in Russell County in the U.S. state of Alabama. Portions of Lee County are addressed as Phenix City, 36870 ZIP code, for the sole purpose that Smiths Station does not have full incorporation to annex the area...

Jefferson
Jefferson County, Alabama
Jefferson County is the most populous county in the U.S. state of Alabama, with its county seat being located in Birmingham.As of the 2010 U.S. Census, the population of Jefferson County was 658,466...

, Shelby
Shelby County, Alabama
Shelby County is a county of the U.S. state of Alabama and a part of the Birmingham–Hoover–Cullman Combined Statistical Area. It is named in honor of Isaac Shelby, Governor of Kentucky. The county seat of Shelby County is Columbiana. As of 2010 U.S. Census the population was 195,085. Shelby...

, Talladega
Talladega County, Alabama
Talladega County is a county of the U.S. state of Alabama. Talladega is a Muscogee Native American word derived from TVLVTEKE, which means "border town." As of 2010, the population was 82,291...

, Coosa
Coosa County, Alabama
Coosa County is a county of the U.S. state of Alabama. Its name derives from a town of the Creek tribe. As of 2010 the population was 11,539, but since that time it has lost the most population by percentage of any Alabama county...

, Tallapoosa
Tallapoosa County, Alabama
Tallapoosa County is a county of the U.S. state of Alabama. The name Tallapoosa is of Creek origin, and many Indian villages were along the banks of the lower river before the 19th century. As of 2010, the population was 41,616...

, Chambers
Chambers County, Alabama
Chambers County is a county of the U.S. state of Alabama. Its name is in honor of Henry H. Chambers, who served as a United States Senator from Alabama. As of 2010 the population was 34,215. Its county seat is Lafayette...

, Lee
Lee County, Alabama
Lee County is a county of the U.S. state of Alabama. It is named in honor of Robert E. Lee, commanding general of the Confederate Army. As of 2010 the population was 140,247. It is part of the Auburn, Alabama Metropolitan Area. The county seat is Opelika, and the largest city is Auburn...

, Russell
Russell County, Alabama
Russell County is a county of the U.S. state of Alabama. Its name is in honor of Colonel Gilbert C. Russell, who fought in the wars against the Creek Indians. As of 2010, the population was 52,947...

US 280 begins in Birmingham
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

 and heads southeast, passing through Sylacauga
Sylacauga, Alabama
Sylacauga is a city in Talladega County, Alabama, United States. At the 2000 census the population was 12,616.Nicknames for Sylacauga include: "The Marble City," "Buzzard's Roost" and "Sly Town"....

 and Alexander City
Alexander City, Alabama
Alexander City is the principal city of the Alexander City Micropolitan Statistical Area, a micropolitan area that covers Coosa and Tallapoosa counties and had a combined population of 53,677 at the 2000 census....

 before reaching Auburn
Auburn, Alabama
Auburn is a city in Lee County, Alabama, United States. It is the largest city in eastern Alabama with a 2010 population of 53,380. It is a principal city of the Auburn-Opelika Metropolitan Area...

 and its suburb Opelika
Opelika, Alabama
Opelika is a city in and the county seat of Lee County in the east central part of the U.S. state of Alabama. It is a principal city of the Auburn-Opelika Metropolitan Area. According to 2010 Census, the population of Opelika was 26,477...

. Through Opelika, it is briefly signed with Interstate 85
Interstate 85 in Alabama
In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:In the U.S. state of Alabama, Interstate 85 scales the state for from Montgomery to the Georgia border.-Exit list:...

, before joining US 431 to Phenix City
Phenix City, Alabama
Phenix City is a city and the county seat in Russell County in the U.S. state of Alabama. Portions of Lee County are addressed as Phenix City, 36870 ZIP code, for the sole purpose that Smiths Station does not have full incorporation to annex the area...

 and Columbus, Georgia
Columbus, Georgia
Columbus is a city in and the county seat of Muscogee County, Georgia, United States, with which it is consolidated. As of the 2010 census, the city had a population of 189,885. It is the principal city of the Columbus, Georgia metropolitan area, which, in 2009, had an estimated population of 292,795...

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Stafford
at the Chattahoochee River
Chattahoochee River
The Chattahoochee River flows through or along the borders of the U.S. states of Georgia, Alabama, and Florida. It is a tributary of the Apalachicola River, a relatively short river formed by the confluence of the Chattahoochee and Flint Rivers and emptying into Apalachicola Bay in the Gulf of...

/Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line in Eufaula
Eufaula, Alabama
Eufaula is a city in Barbour County, Alabama, United States. At the 2000 census the population was 13,908.-Geography:Eufaula is located at 31°53'21.732" North, 85°9'13.586" West ....

Pickens
Pickens County, Alabama
Pickens County is a county of the U.S. state of Alabama. As of 2010, the population was 19,746. Its county seat is Carrollton, and it is a prohibition, or dry county.-History:...

, Tuscaloosa
Tuscaloosa County, Alabama
Tuscaloosa County is a county of the U.S. state of Alabama.It is named in honor of the pre-Choctaw chief Tuskaloosa. In 2010, the population was 194,656...

, Bibb
Bibb County, Alabama
Bibb County is a county in the U.S. state of Alabama. Its name is in honor of William W. Bibb, the first Governor of Alabama. As of 2010 the population was 22,915. The county seat is Centreville...

, Chilton
Chilton County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*84.1% White*9.7% Black*0.4% Native American*0.3% Asian*0.0% Native Hawaiian or Pacific Islander*1.2% Two or more races*7.8% Hispanic or Latino -2000:...

, Autauga
Autauga County, Alabama
Autauga County is a county in the U.S. state of Alabama. As of the 2010 census the population was 54,571. Its county seat is Prattville.Autauga County is part of the Montgomery Metropolitan Statistical Area.-History:...

, Elmore
Elmore County, Alabama
Elmore County is a county of the State of Alabama. Its name is in honor of General John A. Elmore. As of 2010 its population was 79,303. Its county seat is Wetumpka.This county is part of the Montgomery Metropolitan Statistical Area.- History :...

, Montgomery
Montgomery County, Alabama
Montgomery County is a county in the U.S. state of Alabama. It is the most populous county in the Montgomery Metropolitan Statistical Area; its population in 2010 was 229,363 .- History :...

, Bullock
Bullock County, Alabama
Bullock County, Alabama is a county of the U.S. state of Alabama. Its name is in honor of Colonel Edward C. Bullock of Barbour County. Living descendants of Colonel Bullock include prominent American cinema film actress, Sandra Bullock. As of 2010 the population was 10,914. In 1867, Union Springs...

, Barbour
Barbour County, Alabama
Barbour County, Alabama is a county of the U.S. state of Alabama. Its name is in honor of James Barbour, who served as Governor of Virginia. As of 2010 the population was 27,457. Its county seat is Clayton.-History:...

US 82 cuts southeasterly across central Alabama. Entering from Columbus, Mississippi
Columbus, Mississippi
Columbus is a city in Lowndes County, Mississippi, United States that lies above the Tombigbee River. It is approximately northeast of Jackson, north of Meridian, south of Tupelo, northwest of Tuscaloosa, Alabama, and west of Birmingham, Alabama. The population was 25,944 at the 2000 census...

, it runs through Tuscaloosa
Tuscaloosa, Alabama
Tuscaloosa is a city in and the seat of Tuscaloosa County in west central Alabama . Located on the Black Warrior River, it is the fifth-largest city in Alabama, with a population of 90,468 in 2010...

 on it way to Montgomery
Montgomery, Alabama
Montgomery is the capital of the U.S. state of Alabama, and is the county seat of Montgomery County. It is located on the Alabama River southeast of the center of the state, in the Gulf Coastal Plain. As of the 2010 census, Montgomery had a population of 205,764 making it the second-largest city...

. It then runs through Union Springs
Union Springs, Alabama
Union Springs is a town in Bullock County, Alabama, United States. The population was 3,670 at the 2000 census.-History:The area that became Union Springs was first settled by white men after the Creek Indian removal of the 1830s. Twenty-seven springs watered the land, giving rise to the name of...

 before crossing into Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 at Eufaula
Eufaula, Alabama
Eufaula is a city in Barbour County, Alabama, United States. At the 2000 census the population was 13,908.-Geography:Eufaula is located at 31°53'21.732" North, 85°9'13.586" West ....

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Isney
at the Chattahoochee River
Chattahoochee River
The Chattahoochee River flows through or along the borders of the U.S. states of Georgia, Alabama, and Florida. It is a tributary of the Apalachicola River, a relatively short river formed by the confluence of the Chattahoochee and Flint Rivers and emptying into Apalachicola Bay in the Gulf of...

/Georgia
Georgia (U.S. state)
Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

 state line near Alaga
Choctaw
Choctaw County, Alabama
Choctaw County is a county of the U.S. state of Alabama. It was established on December 29, 1847 and named for the Choctaw tribe of American Indians. As of 2010 the population was 13,859. The county seat is Butler.- History :...

, Clarke
Clarke County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*54.5% White*43.9% Black*0.4% Native American*0.3% Asian*0.0% Native Hawaiian or Pacific Islander*0.7% Two or more races*1.0% Hispanic or Latino -2000:...

, Monroe
Monroe County, Alabama
Monroe County is a county of the U.S. state of Alabama. Its name is in honor of James Monroe, fifth President of the United States. As of 2010, the population was 23,068. Its county seat is Monroeville. It is a dry county, in which the sale of alcoholic beverages is restricted or...

, Conecuh
Conecuh County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*51.3% White*46.5% Black*0.3% Native American*0.1% Asian*0.0% Native Hawaiian or Pacific Islander*1.0% Two or more races*1.2% Hispanic or Latino -2000:...

, Covington
Covington County, Alabama
Covington County, Alabama, is a county of the U.S. state of Alabama. Its name is in honor of Brigadier General Leonard Covington of Maryland. As of 2010 the population was 37,765...

, Coffee
Coffee County, Alabama
Coffee County is a county of the U.S. state of Alabama. Its name is in honor of General John Coffee. As of 2010 the population was 49,948. Its county seats are Elba and Enterprise....

, Dale
Dale County, Alabama
Dale County is a county of the U.S. state of Alabama. Its name is in honor of General Samuel Dale. As of the 2010 census the population was 50,251...

, Houston
Houston County, Alabama
Houston County is a county of the U.S. state of Alabama. As of 2010 the population was 101,547. Its county seat is Dothan.Houston County is part of the Dothan Metropolitan Statistical Area.- History :...

US 84 runs west to east across southern Alabama. From Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

, it heads southeasterly to Monroeville
Monroeville, Alabama
Monroeville is a city in Monroe County, Alabama, United States, the county seat of Monroe County. At the 2000 census its population was 6,862. It is known as the home town of two prominent writers of the post World War II period, Truman Capote and Harper Lee, who were childhood friends in the...

, then Andalusia
Andalusia, Alabama
Andalusia is a city in and the county seat of Covington County, Alabama, United States. At the 2000 census the population was 8,794.According to the 2007 U.S. Census estimates, the city had a population of 8,705...

 and Opp
Opp, Alabama
Opp is a city in Covington County, Alabama, United States. At the 2000 census the population was 6,607. -Geography:Opp is located at . According to the U.S...

. From Opp, it bears northeast in a semi-circular pattern to Elba
Elba, Alabama
Elba is a city in Coffee County, Alabama. At the time of the 2000 U.S. census, its population was 4,185.Elba is the official county seat of Coffee County, though Coffee County has two County Courthouses, with the other one being located in the town of Enterprise...

 and Enterprise
Enterprise, Alabama
Enterprise is a city in the southeastern part of Coffee and Dale Counties in the southeastern part of Alabama in the Southern United States. The population was estimated to be 25,909 in the year 2009....

. It then continues southeasterly to Dothan
Dothan, Alabama
Dothan is a city located in the southeastern corner of the US state of Alabama, situated approximately west of the Georgia state line and north of Florida. It is the seat of Houston County, with portions extending into nearby Dale County and Henry County...

 and Bainbridge, Georgia
Bainbridge, Georgia
As of the census of 2000, there were 11,722 people, 4,444 households, and 3,013 families residing in the city. The population density was 255.6/km² . There were 5,051 housing units at an average density of 285.2 per square mile...

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Grand Bay
Grand Bay, Alabama
Grand Bay is a census-designated place in Mobile County, Alabama, United States. It is included in the Mobile metropolitan statistical area. The population was 3,918 at the 2000 census.-Geography:...

at the Perdido River
Perdido River
The Perdido River is a river in the U.S. states of Alabama and Florida. The river forms part of the boundary between the two states along nearly its entire length and drains into the Gulf of Mexico...

/Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 state line near Seminole
Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

, Baldwin
Baldwin County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*85.7% White*9.4% Black*0.7% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*4.4% Hispanic or Latino -2000:...

US 90 enters from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 near I-10, and follows I-10's general path into downtown Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

. It crosses Mobile Bay
Mobile Bay
Mobile Bay is an inlet of the Gulf of Mexico, lying within the state of Alabama in the United States. Its mouth is formed by the Fort Morgan Peninsula on the eastern side and Dauphin Island, a barrier island on the western side. The Mobile River and Tensaw River empty into the northern end of the...

 with the Bankhead Tunnel
Bankhead Tunnel
The Bankhead Tunnel is a tunnel in Mobile, Alabama that begins on Government Street in downtown Mobile, travels eastbound under the Mobile River, and emerges to join the Battleship Parkway....

 and the Cochrane–Africatown USA Bridge. It continues east across Baldwin County, staying to the south of I-10 before crossing the Perdido River
Perdido River
The Perdido River is a river in the U.S. states of Alabama and Florida. The river forms part of the boundary between the two states along nearly its entire length and drains into the Gulf of Mexico...

 into Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

.
at the Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 state line near Wilmer
Wilmer, Alabama
Wilmer is an unincorporated community in Mobile County, Alabama, United States.-Geography:Wilmer is located at . The elevation is ....

at the Perdido River
Perdido River
The Perdido River is a river in the U.S. states of Alabama and Florida. The river forms part of the boundary between the two states along nearly its entire length and drains into the Gulf of Mexico...

/Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

 state line near Lillian
Lillian, Alabama
Lillian is an unincorporated community in eastern Baldwin County, Alabama, United States. Lillian sits on the west shore of Perdido Bay. It is the second-largest organized unincorporated community in Baldwin County...

Mobile
Mobile County, Alabama
Mobile County[p] is a county of the U.S. state of Alabama. Its name is in honor of a tribe of Indians, the Maubila tribe . As of 2011, its population was 415,704. Its county seat is Mobile, Alabama...

, Baldwin
Baldwin County, Alabama
-2010:Whereas according to the 2010 U.S. Census Bureau:*85.7% White*9.4% Black*0.7% Native American*0.7% Asian*0.0% Native Hawaiian or Pacific Islander*1.5% Two or more races*4.4% Hispanic or Latino -2000:...

US 98 enters the state from Mississippi
Mississippi
Mississippi is a U.S. state located in the Southern United States. Jackson is the state capital and largest city. The name of the state derives from the Mississippi River, which flows along its western boundary, whose name comes from the Ojibwe word misi-ziibi...

 to the west of Wilmer
Wilmer, Alabama
Wilmer is an unincorporated community in Mobile County, Alabama, United States.-Geography:Wilmer is located at . The elevation is ....

, and bears southeast to downtown Mobile
Mobile, Alabama
Mobile is the third most populous city in the Southern US state of Alabama and is the county seat of Mobile County. It is located on the Mobile River and the central Gulf Coast of the United States. The population within the city limits was 195,111 during the 2010 census. It is the largest...

. It crosses Mobile Bay
Mobile Bay
Mobile Bay is an inlet of the Gulf of Mexico, lying within the state of Alabama in the United States. Its mouth is formed by the Fort Morgan Peninsula on the eastern side and Dauphin Island, a barrier island on the western side. The Mobile River and Tensaw River empty into the northern end of the...

 with the Bankhead Tunnel
Bankhead Tunnel
The Bankhead Tunnel is a tunnel in Mobile, Alabama that begins on Government Street in downtown Mobile, travels eastbound under the Mobile River, and emerges to join the Battleship Parkway....

 and the Cochrane–Africatown USA Bridge. Upon reaching Spanish Fort
Spanish Fort, Alabama
Spanish Fort is a suburb of Mobile, Alabama in Baldwin County, Alabama, United States, located on the eastern shore of Mobile Bay. The 2000 census lists the population of the city as 5,423. It is part of the Daphne-Fairhope-Foley micropolitan area....

, it turns south and follows the eastern coast of the bay until Barnwell. It then turns due east, passing through Foley
Foley, Alabama
Foley is a city in Baldwin County, Alabama, United States.The 2000 census lists the population of the city as 7,590.Foley is a principal city of the Daphne–Fairhope–Foley Micropolitan Statistical Area, which includes all of Baldwin County....

 before crossing Perdido Bay
Perdido Bay
Perdido Bay is a bay at the mouth of and draining the Perdido River, a designated Outstanding Florida Waters river, in Baldwin County, Alabama and Escambia County, Florida, United States.-Geography:...

 into Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

.

Former routes

Route number Length Western / southern terminus Eastern / northern terminus Created Decommissioned Description References
in Dothan, Alabama
Dothan, Alabama
Dothan is a city located in the southeastern corner of the US state of Alabama, situated approximately west of the Georgia state line and north of Florida. It is the seat of Houston County, with portions extending into nearby Dale County and Henry County...

at the Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

 state line near Fisk
1930 1954 US 241 was a north-south route in eastern Alabama. From Dothan, it followed the current US 431 north to Opelika
Opelika, Alabama
Opelika is a city in and the county seat of Lee County in the east central part of the U.S. state of Alabama. It is a principal city of the Auburn-Opelika Metropolitan Area. According to 2010 Census, the population of Opelika was 26,477...

, then followed US 280 to Sylacauga
Sylacauga, Alabama
Sylacauga is a city in Talladega County, Alabama, United States. At the 2000 census the population was 12,616.Nicknames for Sylacauga include: "The Marble City," "Buzzard's Roost" and "Sly Town"....

. From there, it followed Alabama State Route 21 to Anniston
Anniston, Alabama
Anniston is a city in Calhoun County in the state of Alabama, United States.As of the 2000 census, the population of the city is 24,276. According to the 2005 U.S. Census estimates, the city had a population of 23,741...

, and then US 431's current route through Huntsville
Huntsville, Alabama
Huntsville is a city located primarily in Madison County in the central part of the far northern region of the U.S. state of Alabama. Huntsville is the county seat of Madison County. The city extends west into neighboring Limestone County. Huntsville's population was 180,105 as of the 2010 Census....

 to Tennessee
Tennessee
Tennessee is a U.S. state located in the Southeastern United States. It has a population of 6,346,105, making it the nation's 17th-largest state by population, and covers , making it the 36th-largest by total land area...

. It was decommissioned in favor of US 280 and US 431 in 1954.
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