Johnson County, Tennessee
Johnson County | |
|---|---|
Johnson County Courthouse in Mountain City | |
Location within the U.S. state of Tennessee | |
Tennessee's location within the U.S. | |
| Coordinates: 36°28′N 81°52′W / 36.46°N 81.86°W | |
| Country | United States |
| State | Tennessee |
| Founded | 1836 |
| Named after | Thomas Johnson, early settler |
| Seat | Mountain City |
| Largest town | Mountain City |
| Area | |
• Total | 303 sq mi (780 km2) |
| • Land | 298 sq mi (770 km2) |
| • Water | 4.2 sq mi (11 km2) 1.4% |
| Population (2020) | |
• Total | 17,948 |
| • Density | 61/sq mi (24/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 1st |
| Website | https://www.johnsoncountytn.gov/ |
Johnson County is the easternmost county in the U.S. state of Tennessee. As of the 2020 census, the population was 17,948. Its county seat is Mountain City.