State Route 380 (SR 380) is a short east–west highway in McMinnville, Tennessee.

US 70S/SR 1 goes east from Woodbury and turns northeast at this intersection.

SR 380 (Sparta Street) continues northeast before terminating at US 70S/SR 1.

[3][4] SR 380 is the former routing of US 70S/SR 1 through downtown McMinnville prior to the 4-lane bypass being built to the north and east between 1994 and 2002.

The entire route is in McMinnville, Warren County.