Tennessee State Route 31
TN 31 mainline in red | ||||
| Route information | ||||
| Maintained by TDOT | ||||
| Length | 17.2 mi (27.7 km) | |||
| Existed | October 1, 1923–present | |||
| Major junctions | ||||
| South end | US 11W in Mooresburg | |||
| North end | SR 33 / SR 66 in Sneedville | |||
| Location | ||||
| Country | United States | |||
| State | Tennessee | |||
| Counties | Hawkins, Hancock | |||
| Highway system | ||||
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State Route 31 (SR 31) is a 17.2-mile (27.7 km) north-south state highway in northeastern Tennessee. The highway runs from U.S. Route 11W in Mooresburg north to SR 66 in Sneedville.