Tennessee State Route 15

State Route 15
State Route 15
	SR 15; primary in red, unsigned in green
Route information
	Maintained by TDOT
Length	261.64 mi (421.07 km)
Existed	October 1, 1923–present
Major junctions
West end	SR 14 in Memphis
	US 70 / US 79 in Bartlett; I-40 in Lakeland; I-269 in Eads; US 45 in Selmer; US 641 in Clifton Junction; US 43 in Lawrenceburg; US 31 in Pulaski; I-65 in Frankewing; SR 50 / US 231 / US 431 in Fayetteville; I-24 / US 64 in Monteagle;
East end	US 41 / US 41A in Monteagle
Location
Country	United States
State	Tennessee
Counties	Shelby, Fayette, Hardeman, McNairy, Hardin, Wayne, Lawrence, Giles, Lincoln, Franklin, Marion, Grundy
Highway system
	Tennessee State Routes; Interstate; US; State;

State Route 15 (SR 15) is a west–east route from Memphis to Monteagle. For much of its route it has an unsigned concurrency with U.S. Route 64. SR 15 does travel through the southern part of all three Grand Divisions of the state: West Tennessee, Middle Tennessee, and East Tennessee.^[2]

^ Highway Planning Survey Division (1925). Biennial Report of the Commissioner of the Department of Highways and Public Works State of Tennessee for the Years 1923 and 1924 (PDF) (Report). Nashville: Tennessee Department of Highways and Public Works. pp. 39–44. Retrieved May 19, 2023.
^ Tennessee Atlas & Gazetteer (Map) (2004 ed.). DeLorme.