Sullivan County | |
---|---|
![]() Sullivan County Courthouse in Blountville | |
![]() Location within the U.S. state of Tennessee | |
![]() Tennessee's location within the U.S. | |
Coordinates: 36°31′N 82°18′W / 36.51°N 82.3°W | |
Country | ![]() |
State | ![]() |
Founded | 1779 |
Named for | General John Sullivan[1] |
Seat | Blountville |
Largest city | Kingsport |
Area | |
• Total | 430 sq mi (1,100 km2) |
• Land | 413 sq mi (1,070 km2) |
• Water | 16 sq mi (40 km2) 3.8% |
Population | |
• Total | 158,163 |
• Density | 379/sq mi (146/km2) |
Time zone | UTC−5 (Eastern) |
• Summer (DST) | UTC−4 (EDT) |
Website | sullivancountytn |
Sullivan County is a county located in the U.S. state of Tennessee. As of the 2020 census, the population was 158,163.[2] Its county seat is Blountville.[3]