List of Interstate Highways in Michigan

Primary Interstates

South or west terminus	North or east terminus	Length (mi)	Length (km)	Opened	Signed	Completed	Notes
Coldwater Coldwater, Michigan Coldwater is a city in the U.S. state of Michigan. As of the 2010 census, the city population was 10,945. It is the county seat of Branch County....	Port Huron Port Huron, Michigan Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administratively autonomous. It is joined by the Blue Water Bridge over the St. Clair River to Sarnia,...	202.71	326.2	1967	1967	1992
Erie	Sault Ste. Marie Sault Ste. Marie, Michigan Sault Ste. Marie is a city in and the county seat of Chippewa County in the U.S. state of Michigan. It is in the north-eastern end of Michigan's Upper Peninsula, on the Canadian border, separated from its twin city of Sault Ste. Marie, Ontario, by the St. Marys River...	395.01	635.7	1957	1959	1973	Longest highway in Michigan, only highway on both Upper & Lower peninsulas, only freeway in the Upper Peninsula; segments are named the Detroit–Toledo, Fisher, Chrysler, American Legion, Prentiss M. Brown and G. Mennon Williams freeways
New Buffalo New Buffalo, Michigan New Buffalo is a city in Berrien County in the U.S. state of Michigan. The population was 2,200 at the 2000 census. This city is within New Buffalo Township, but is politically autonomous.-Geography:...	Port Huron Port Huron, Michigan Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administratively autonomous. It is joined by the Blue Water Bridge over the St. Clair River to Sarnia,...	275.398	443.2	1958	1959	1960	First Interstate Highway completed between state borders in 1960; one section named the Detroit Industrial Freeway, another named Edsel Ford Freeway
Norton Shores Norton Shores, Michigan Norton Shores is a city in Muskegon County in the U.S. state of Michigan. The population was 22,527 at the 2000 census.-Overview:Norton Shores is located on the shores of Lake Michigan in Muskegon County...	Detroit Detroit, Michigan Detroit is the major city among the primary cultural, financial, and transportation centers in the Metro Detroit area, a region of 5.2 million people. As the seat of Wayne County, the city of Detroit is the largest city in the U.S. state of Michigan and serves as a major port on the Detroit River...	192.032	309	1956	1959	1977	One section previously known as the Brighton–Farmington Freeway

Auxiliary Interstates

South or west terminus	North or east terminus	Length (mi)	Length (km)	Opened	Completed	Notes
Battle Creek Battle Creek, Michigan Battle Creek is a city in the U.S. state of Michigan, in northwest Calhoun County, at the confluence of the Kalamazoo and Battle Creek Rivers. It is the principal city of the Battle Creek, Michigan Metropolitan Statistical Area , which encompasses all of Calhoun county...		3.374	5.4	1961	1966	Sojourner Truth Downtown Parkway; The Penetrator
Benton Harbor Benton Harbor, Michigan Benton Harbor is a city in Berrien County in the U.S. state of Michigan which is located west of Kalamazoo. The population was 10,038 at the 2010 census. It is the lesser populated of the two principal cities included in the Niles-Benton Harbor, Michigan Metropolitan Statistical Area, which has a...	Grand Rapids Grand Rapids, Michigan Grand Rapids is a city in the U.S. state of Michigan. The city is located on the Grand River about 40 miles east of Lake Michigan. As of the 2010 census, the city population was 188,040. In 2010, the Grand Rapids metropolitan area had a population of 774,160 and a combined statistical area, Grand...	80.629	129.8	1963		Gerald R. Ford Freeway
Newport	Novi Novi, Michigan Novi is a city in Oakland County in the U.S. state of Michigan. As of the 2010 census, the population was 55,224, an increase over the 2000 census count of 47,386. The city is located approximately northwest of the center of Detroit, and northeast of the center of Ann Arbor. The city is located...	35.026	56.4	1977
Grand Rapids Grand Rapids, Michigan Grand Rapids is a city in the U.S. state of Michigan. The city is located on the Grand River about 40 miles east of Lake Michigan. As of the 2010 census, the city population was 188,040. In 2010, the Grand Rapids metropolitan area had a population of 774,160 and a combined statistical area, Grand...	Walker Walker, Michigan Walker is a city in Kent County in the U.S. state of Michigan and a suburb of Grand Rapids. The population was 23,537 at the 2010 census. Before incorporating as a city, it was known as Walker Township...	3.189	5.1	1962		No longer signed as I-296 since the end of the 1970s
Detroit Detroit, Michigan Detroit is the major city among the primary cultural, financial, and transportation centers in the Metro Detroit area, a region of 5.2 million people. As the seat of Wayne County, the city of Detroit is the largest city in the U.S. state of Michigan and serves as a major port on the Detroit River...		1.147	1.8	1964		Southern end of the Walter P. Chrysler Freeway
Grand Blanc Grand Blanc, Michigan Grand Blanc is a city in Genesee County in the U.S. state of Michigan and a suburb of Flint. The population was 8,242 at the 2000 census. The city is situated within Grand Blanc Charter Township, but is politically independent...	Flint Flint, Michigan Flint is a city in the U.S. state of Michigan and is located along the Flint River, northwest of Detroit. The U.S. Census Bureau reports the 2010 population to be placed at 102,434, making Flint the seventh largest city in Michigan. It is the county seat of Genesee County which lies in the...	16.866	27.1	1973		UAW Freeway
Delta Township	Lansing Lansing, Michigan Lansing is the capital of the U.S. state of Michigan. It is located mostly in Ingham County, although small portions of the city extend into Eaton County. The 2010 Census places the city's population at 114,297, making it the fifth largest city in Michigan...	11.481	18.5	1963	1970	R. E. Olds Freeway
Saginaw Saginaw, Michigan Saginaw is a city in the U.S. state of Michigan and the seat of Saginaw County. The city of Saginaw was once a thriving lumber town and manufacturing center. Saginaw and Saginaw County lie in the Flint/Tri-Cities region of Michigan...	Zilwaukee Zilwaukee, Michigan Zilwaukee is a city in Saginaw County in the U.S. state of Michigan. The population was 1,799 at the 2000 census. The 2009 Census Bureau estimate places the population at 1,640. The city is adjacent to and was created from Zilwaukee Township...	7.929	12.8	1971
Novi Novi, Michigan Novi is a city in Oakland County in the U.S. state of Michigan. As of the 2010 census, the population was 55,224, an increase over the 2000 census count of 47,386. The city is located approximately northwest of the center of Detroit, and northeast of the center of Ann Arbor. The city is located...	St. Clair Shores St. Clair Shores, Michigan St. Clair Shores is a suburban city bordering Lake St. Clair in Macomb County of the U.S. state of Michigan. It forms a part of the Metro Detroit area, and is located approximately northeast of downtown Detroit. As of the 2010 census, the city had a total population of 59,715. The current mayor is...	28.368	45.7	1963	1989	Walter P. Reuther Freeway

Proposed Interstates

South or west terminus	North or east terminus	Notes
South Bend, IN	Kalamazoo Kalamazoo, Michigan The area on which the modern city stands was once home to Native Americans of the Hopewell culture, who migrated into the area sometime before the first millennium. Evidence of their early residency remains in the form of a small mound in downtown's Bronson Park. The Hopewell civilization began to...	Proposed designation for what was shifted to become I-69
Benton Harbor Benton Harbor, Michigan Benton Harbor is a city in Berrien County in the U.S. state of Michigan which is located west of Kalamazoo. The population was 10,038 at the 2010 census. It is the lesser populated of the two principal cities included in the Niles-Benton Harbor, Michigan Metropolitan Statistical Area, which has a...	Grand Rapids Grand Rapids, Michigan Grand Rapids is a city in the U.S. state of Michigan. The city is located on the Grand River about 40 miles east of Lake Michigan. As of the 2010 census, the city population was 188,040. In 2010, the Grand Rapids metropolitan area had a population of 774,160 and a combined statistical area, Grand...	Later proposed for what became I-196
Ottawa Lake	Grayling Grayling, Michigan Grayling is a city in the U.S. state of Michigan and the county seat of Crawford County. The population was 1,952 at the 2000 census. Grayling takes its name from the Grayling fish that was once prevalent in its lakes and streams....	Designated by Congress, but all future study halted by MDOT; essentially removed from consideration
Erie	Port Huron Port Huron, Michigan Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administratively autonomous. It is joined by the Blue Water Bridge over the St. Clair River to Sarnia,...	Proposed designation for what became I-94 from Detroit to Port Huron and cosigned with I-75 from Detroit to state line
Benton Harbor Benton Harbor, Michigan Benton Harbor is a city in Berrien County in the U.S. state of Michigan which is located west of Kalamazoo. The population was 10,038 at the 2010 census. It is the lesser populated of the two principal cities included in the Niles-Benton Harbor, Michigan Metropolitan Statistical Area, which has a...	Detroit Detroit, Michigan Detroit is the major city among the primary cultural, financial, and transportation centers in the Metro Detroit area, a region of 5.2 million people. As the seat of Wayne County, the city of Detroit is the largest city in the U.S. state of Michigan and serves as a major port on the Detroit River...	Proposed designation for what became I-94 from Detroit to Benton Harbor
Muskegon Muskegon, Michigan Muskegon is a city in the U.S. state of Michigan. As of the 2010 census, the city population was 38,401. The city is the county seat of Muskegon County...	Grand Rapids Grand Rapids, Michigan Grand Rapids is a city in the U.S. state of Michigan. The city is located on the Grand River about 40 miles east of Lake Michigan. As of the 2010 census, the city population was 188,040. In 2010, the Grand Rapids metropolitan area had a population of 774,160 and a combined statistical area, Grand...	Proposed designation for what became I-196, and now I-96 from Grand Rapids to Muskegon

Business routes

Location	Length (mi)	Length (km)	First year	Last year	Notes
Coldwater Coldwater, Michigan Coldwater is a city in the U.S. state of Michigan. As of the 2010 census, the city population was 10,945. It is the county seat of Branch County....	5.202	8.4	1967
Charlotte Charlotte, Michigan Charlotte is a city in the U.S. state of Michigan. As of the 2010 census, the city population was 9,074. It is the county seat of Eaton County....	4.891	7.9	1974
Lansing Lansing, Michigan Lansing is the capital of the U.S. state of Michigan. It is located mostly in Ingham County, although small portions of the city extend into Eaton County. The 2010 Census places the city's population at 114,297, making it the fifth largest city in Michigan...	14.668	23.6	1987
Port Huron Port Huron, Michigan Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administratively autonomous. It is joined by the Blue Water Bridge over the St. Clair River to Sarnia,...	5.408	8.7	1984
Pontiac Pontiac, Michigan Pontiac is a city in the U.S. state of Michigan named after the Ottawa Chief Pontiac, located within the Detroit metropolitan area. As of the 2010 census, the city had a total population of 59,515. It is the county seat of Oakland County...	7.767	12.5	1963
Saginaw Saginaw, Michigan Saginaw is a city in the U.S. state of Michigan and the seat of Saginaw County. The city of Saginaw was once a thriving lumber town and manufacturing center. Saginaw and Saginaw County lie in the Flint/Tri-Cities region of Michigan...	7.338	11.8	1960	1971	Now under local control
Bay City Bay City, Michigan Bay City is a city in the U.S. state of Michigan located near the base of the Saginaw Bay on Lake Huron. As of the 2010 census, the city's population was 34,932, and is the principal city of the Bay City Metropolitan Statistical Area, which is included in the Saginaw-Bay City-Saginaw Township North...	3.047	4.9	1961
West Branch West Branch, Michigan West Branch is a city in the U.S. state of Michigan. As of the 2000 census, the city population was 1,926. It is the county seat of Ogemaw County. The city is located within West Branch Township, but is politically independent.-History:...	5.525	8.9	1973
Roscommon Roscommon, Michigan Roscommon is a village in the U.S. state of Michigan. As of the 2000 census, the village population was 1,133. It is the county seat of Roscommon County....	6.935	11.2	1973
Grayling Grayling, Michigan Grayling is a city in the U.S. state of Michigan and the county seat of Crawford County. The population was 1,952 at the 2000 census. Grayling takes its name from the Grayling fish that was once prevalent in its lakes and streams....	5.823	9.4	1961
Gaylord Gaylord, Michigan Gaylord is a city in the U.S. state of Michigan. As of the 2000 census, the city population was 3,681. It is the county seat of Otsego County. The city is also the seat of the Roman Catholic Diocese of Gaylord; it is by far the smallest settlement serving as the location of an active Roman...	3.391	5.5	1986
St. Ignace St. Ignace, Michigan Saint Ignace, usually written as St. Ignace, is a city in the U.S. state of Michigan. As of the 2000 census, the city population was 2,678. It is the county seat of Mackinac County. From the Lower Peninsula, St. Ignace is the gateway to the Upper Peninsula.St...	4.719	7.6	1960
Sault Ste. Marie Sault Ste. Marie, Michigan Sault Ste. Marie is a city in and the county seat of Chippewa County in the U.S. state of Michigan. It is in the north-eastern end of Michigan's Upper Peninsula, on the Canadian border, separated from its twin city of Sault Ste. Marie, Ontario, by the St. Marys River...	5.867	9.4	1962
– St. Joseph St. Joseph, Michigan St. Joseph is a city in the US state of Michigan. It was incorporated as a village in 1834 and as a city in 1891. As of the 2000 census, the city population was 8,789. It lies on the shore of Lake Michigan, at the mouth of the St. Joseph River, about east-northeast of Chicago. It is the county...	10.705	17.2	1960
Kalamazoo Kalamazoo, Michigan The area on which the modern city stands was once home to Native Americans of the Hopewell culture, who migrated into the area sometime before the first millennium. Evidence of their early residency remains in the form of a small mound in downtown's Bronson Park. The Hopewell civilization began to...	11.09	17.8	1960
Battle Creek Battle Creek, Michigan Battle Creek is a city in the U.S. state of Michigan, in northwest Calhoun County, at the confluence of the Kalamazoo and Battle Creek Rivers. It is the principal city of the Battle Creek, Michigan Metropolitan Statistical Area , which encompasses all of Calhoun county...	13.978	22.5	1960
Marshall Marshall, Michigan Marshall is a city located in the U.S. state of Michigan. It is part of the Battle Creek, Michigan Metropolitan Statistical Area. As of the 2000 census, the city population was 7,459. It is the county seat of Calhoun County...	5.707	9.2	1960
Albion Albion, Michigan Albion is a city in Calhoun County in the south central region of the Lower Peninsula of the US state of Michigan. The population was 9,144 at the 2000 census and is part of the Battle Creek Metropolitan Statistical Area...	4.52	7.3	1960
Jackson Jackson, Michigan Jackson is a city located along Interstate 94 in the south central area of the U.S. state of Michigan, about west of Ann Arbor and south of Lansing. It is the county seat of Jackson County. As of the 2010 census, the city population was 33,534...	10.274	16.5	1960
Ann Arbor Ann Arbor, Michigan Ann Arbor is a city in the U.S. state of Michigan and the county seat of Washtenaw County. The 2010 census places the population at 113,934, making it the sixth largest city in Michigan. The Ann Arbor Metropolitan Statistical Area had a population of 344,791 as of 2010...	8.436	13.6	1960
Port Huron Port Huron, Michigan Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administratively autonomous. It is joined by the Blue Water Bridge over the St. Clair River to Sarnia,...	8.536	13.7	1986–87
Portland Portland, Michigan Portland is a city in Ionia County of the U.S. state of Michigan. As of the 2000 census, the city population was 3,789. The city is situated in the south central portion of Portland Township, but is administratively autonomous.-Geography:...	1.292	2.1	1973	2007	Now under local control
Lansing Lansing, Michigan Lansing is the capital of the U.S. state of Michigan. It is located mostly in Ingham County, although small portions of the city extend into Eaton County. The 2010 Census places the city's population at 114,297, making it the fifth largest city in Michigan...	13.545	21.8	1987
Howell Howell, Michigan Howell is a city in the U.S. state of Michigan. As of the 2010 census, the city had a total population of 9,489. It is the county seat of Livingston County and is located mostly within Howell Township, but is politically independent from Howell Township...	5.415	8.7	1962
Farmington Farmington, Michigan Farmington is a city in Oakland County of the U.S. state of Michigan. It is a northern suburb of Detroit and is part of the Metro Detroit area. As of the 2010 census, the city population was 10,372. It is fully surrounded by Farmington Hills, except for a small portion bordered by Livonia to the...	4.365	7	1961	1977	Now an unsigned trunkline
Detroit	7.033	11.3	1962	1977	Now an unsigned trunkline
South Haven South Haven, Michigan South Haven is a city in the U.S. state of Michigan. Most of the city is in Van Buren County, although a small portion extends into Allegan County. The population was 5,021 at the 2000 census....	3.572	5.7	1963
Holland Holland, Michigan Holland is a city in the western region of the Lower Peninsula of the U.S. state of Michigan. It is situated near the eastern shore of Lake Michigan on Lake Macatawa, which is fed by the Macatawa River ....	11.508	18.5	1974
Grand Rapids Grand Rapids, Michigan Grand Rapids is a city in the U.S. state of Michigan. The city is located on the Grand River about 40 miles east of Lake Michigan. As of the 2010 census, the city population was 188,040. In 2010, the Grand Rapids metropolitan area had a population of 774,160 and a combined statistical area, Grand...	3.388	5.5	1972
Detroit	0.167	0.26875978	1963		Unsigned along Jefferson Avenue Jefferson Avenue (Detroit) Jefferson Avenue is a scenic road along the eastern part of the Detroit metropolitan area in the U.S. state of Michigan. It travels alongside Lake Erie, the Detroit River, and Lake Saint Clair. This road also provides access to many recreational facilities in the area...
Detroit	18.562	29.9	1961–62	1970	Previous designation for the John C. Lodge Freeway, now M-10 M-10 (Michigan highway) M-10, is a state trunkline route in the US state of Michigan. The southernmost portion follows Jefferson Avenue in downtown Detroit, and the southern terminus is at the intersection of Jefferson and Randolph Street leading to the entrance to the Detroit–Windsor Tunnel...

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|Lansing

Lansing, Michigan

Lansing is the capital of the U.S. state of Michigan. It is located mostly in Ingham County, although small portions of the city extend into Eaton County. The 2010 Census places the city's population at 114,297, making it the fifth largest city in Michigan...

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Works cited

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