Anderson County, Tennessee

Anderson County, Tennessee
Anderson County Courthouse in Clinton
Location within the U.S. state of Tennessee
Coordinates: 36°07′N 84°12′W / 36.11°N 84.2°W / 36.11; -84.2
Country United States
State Tennessee
FoundedNovember 6, 1801
Named afterJoseph Anderson
SeatClinton
Largest cityOak Ridge
Government
 • MayorTerry Frank (R)
Area
 • Total
345 sq mi (890 km2)
 • Land337 sq mi (870 km2)
 • Water7.6 sq mi (20 km2)  2.2%
Population
 (2020)
 • Total
77,123
 • Estimate 
(2023)
80,234
 • Density229/sq mi (88.4/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district3rd
Websiteandersoncountytn.gov

Anderson County is a county in the U.S. state of Tennessee. It is located in the northern part of the state in East Tennessee. As of the 2020 census, its population was 77,123. Its county seat is Clinton. Anderson County is included in the Knoxville, TN Metropolitan Statistical Area.