Tennessee State Route 120

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State Route 120

Bumpus Mills Road
TN 120 in red
Route information
Maintained by TDOT
Length12.09 mi[1] (19.46 km)
Major junctions
South end US 79 near Big Rock
North end KY 139 at the Kentucky state line
CountryUnited States
Highway system
SR 119 SR 121

State Route 120 (SR 120) is a north–south secondary state highway located entirely in Stewart County in northwestern Middle Tennessee.[2]

Route description

SR 120 starts at a junction with US 79/SR 76 near Big Rock. The highway goes north for a short distance before turning west to pass along the north side of Big Rock. SR 120 then winds its way southwest before turning north again to pass through Bumpus Mills before coming to an end at the Kentucky state line, where it continues as Kentucky Route 139 (KY 139) upon entry into Trigg County, Kentucky.

Major intersections

The entire route is in Stewart County.

Big Rock0.00.0 US 79 (SR 76) – Dover, ClarksvilleSouthern terminus
KY 139 north (S Road) – Cadiz
Kentucky state line; northern terminus
1.000 mi = 1.609 km; 1.000 km = 0.621 mi


  • DeLorme Street Atlas USA.
  • Tennessee Department of Transportation (24 January 2003). "State Highway and Interstate List 2003".