Tennessee State Route 331
TN 331 highlighted in red | ||||
| Route information | ||||
| Maintained by TDOT | ||||
| Length | 15.4 mi (24.8 km) | |||
| Existed | July 1, 1983–present | |||
| Major junctions | ||||
| South end | US 441 / SR 33 in Knoxville | |||
| I-640 / US 25W in Knoxville SR 131 in Corryton | ||||
| North end | SR 61 near Blaine | |||
| Location | ||||
| Country | United States | |||
| State | Tennessee | |||
| Counties | Knox | |||
| Highway system | ||||
| ||||
State Route 331 (SR 331) is a mostly west–east, signed north–south, secondary highway in Knox County in the U.S. state of Tennessee.