Mountain City, Tennessee

Mountain City
Buildings along Church Street
Location of Mountain City in Johnson County, Tennessee.
Coordinates: 36°28′6″N 81°48′14″W / 36.46833°N 81.80389°W / 36.46833; -81.80389
Country United States
State Tennessee
CountyJohnson
Founded1836
Incorporated1905
Government
 • TypeMayor-Alderman
 • MayorJerry S. Jordan
Area
 • Total
3.37 sq mi (8.73 km2)
 • Land3.37 sq mi (8.73 km2)
 • Water0 sq mi (0.00 km2)
Elevation
2,418 ft (737 m)
Population
 (2020)
 • Total
2,415
 • Density716.5/sq mi (276.66/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
ZIP code
37683
Area code423
FIPS code47-50400
GNIS feature ID1328969
Websitewww.johnsoncountytn.org

Mountain City is a town in and the county seat of Johnson County, Tennessee, United States. The population was 2,415 at the 2020 census. It is the northeasternmost county seat in Tennessee. In addition, at an elevation of 2,418 feet (737 m), it has the distinction of being the highest incorporated city in the state.