Section of U.S. Highway in Tennessee
This article is about the section of U.S. Route 231 in Tennessee. For the entire route, see
U.S. Route 231.
U.S. Route 231 (US 231) in Tennessee runs north–south for 121.15 miles (194.97 km), entirely in Middle Tennessee, that starts south of Fayetteville at the Alabama state line, and ends north of Westmoreland at the Kentucky state line. For the majority of its length, between the Alabama state line and Trousdale County, it is concurrent with unsigned State Route 10 (SR 10).