Tennessee State Route 13

State Route 13
State Route 13
	SR 13; primary in red, secondary in blue
Route information
	Maintained by TDOT
Length	153.01 mi (246.25 km)
Existed	October 1, 1923–present
Major junctions
South end	SR 17 at the Alabama state line
	Natchez Trace Parkway in Collinwood; US 64 in Waynesboro; US 412 / SR 100 in Linden; I-40 in Hurricane Mills; US 70 in Waverly; ; US 41A Byp. in Clarksville; US 41A / US 79 in Clarksville; SR 374 in Clarksville; I-24 in Clarksville;
North end	US 79 at the Kentucky State Line
Location
Country	United States
State	Tennessee
Counties	Wayne, Perry, Humphreys, Houston, Montgomery
Highway system
	Tennessee State Routes; Interstate; US; State;

State Route 13 (SR 13), in the United States, is a south–north route from the Alabama border in Wayne County to the Kentucky border in Montgomery County. The entire route is located in western Middle Tennessee.

For the majority of its length, SR 13 is designated as a primary highway, except between Erin and Cunningham, which is designated as a secondary highway.