SR 257 highlighted in red | ||||
Route information | ||||
Maintained by TDOT | ||||
Length | 18.3 mi[1][2] (29.5 km) | |||
Existed | July 1, 1983[3]–present | |||
Major junctions | ||||
West end | ![]() | |||
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East end | ![]() | |||
Location | ||||
Country | United States | |||
State | Tennessee | |||
Counties | Robertson, Sumner | |||
Highway system | ||||
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State Route 257 (SR 257) is an east–west secondary state highway that traverses southern Robertson and western Sumner counties in Middle Tennessee.
SR 257 originates at SR 49 near Coopertown. It traverses mainly rural areas of southern Robertson County, including its meeting with US 431. It crosses US 41 at Ridgetop.[1][4]
SR 257 then closely follows the Robertson–Sumner county line along its way to the I-65 interchange. SR 257 ends at its junction with US 31W at Millersville, on the Sumner County side of the county line.[1][2]
County | Location | mi | km | Destinations | Notes |
---|---|---|---|---|---|
Robertson | Coopertown | 0.0 | 0.0 | ![]() | Western terminus |
| ![]() | ||||
Ridgetop | ![]() | ||||
Millersville | ![]() | I-65 exit 104 | |||
Sumner | 18.3 | 29.5 | ![]() | Eastern terminus | |
1.000 mi = 1.609 km; 1.000 km = 0.621 mi |