Tennessee State Route 421

State Route 421 marker
State Route 421
Map
TN 421 highlighted in red
Route information
Maintained by TDOT
Length5.4 mi (8.7 km)
Major junctions
South end SR 69 in Lebanon
North end SR 104 / SR 201 in Sardis
Location
CountryUnited States
StateTennessee
CountiesHardin, Henderson
Highway system
US 421 SR 422

State Route 421 (SR 421) is a 5.4-mile-long (8.7 km) north-south state highway in Hardin and Henderson counties of eastern West Tennessee. It connects the community of Lebanon with the town of Sardis via Hinkle.[1]

  1. ^ "State Route 421" (Map). Google Maps. Retrieved November 10, 2019.