Mississippi Highway 21
| Route information | ||||
|---|---|---|---|---|
| Maintained by MDOT | ||||
| Length | 80.3 mi (129.2 km) (73.272 mi excluding concurrencies) | |||
| Existed | 1950–present | |||
| Major junctions | ||||
| South end | MS 35 in Forest | |||
| MS 15 / MS 16 / MS 19 in Philadelphia | ||||
| North end | MS 39 / MS 145 in Shuqualak | |||
| Location | ||||
| Country | United States | |||
| State | Mississippi | |||
| Counties | Scott, Leake, Newton, Neshoba, Kemper, Noxubee | |||
| Highway system | ||||
| ||||
Mississippi Highway 21 (MS 21) is a state highway in central Mississippi. It runs from north to south for 80.3 miles (129.2 km) and serves six counties: Scott, Leake, Newton, Neshoba, Kemper, and Noxubee.