State Route 127 or SR-127 is a 13.51 miles (21.7 km) state highway

State highway

State highway, state road or state route can refer to one of three related concepts, two of them related to a state or provincial government in a country that is divided into states or provinces :#A...

 that serves the north, central areas of Limestone County

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...

. SR-127 intersects SR-99

Alabama State Route 99

State Route 99 or SR-99 is a long route that extends from Athens in Limestone County to just northeast of Anderson in Lauderdale County.-Route description:...

 at its southern terminus in 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 continues as Tennessee State Route 166 upon entering 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 its northern terminus.

Route description

State Route 127 begins at its intersection with SR-99 in northern Athens. From this point, the route travels in a northerly direction before turning in a northwesterly direction north of Elkmont

Elkmont, Alabama

Elkmont is a town in Limestone County, Alabama, United States, and is included in the Huntsville-Decatur Combined Statistical Area. As of the 2000 census, the population of the town is 470.-Geography:Elkmont is located at 1....

. SR-127 continues in its northwesterly path in crossing the Elk River

Elk River (Tennessee)

The Elk River is a tributary of the Tennessee River in the U.S. states of Tennessee and Alabama. The river is about long altogther.-Hydrography:...

prior to reaching the state line and continues as TN-166.

Major intersections

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