Grainger County, Tennessee

Grainger County
Grainger County Courthouse in Rutledge
Motto(s): 
Commerce, Agriculture, Recreation
Location within the U.S. state of Tennessee
Tennessee's location within the U.S.
Coordinates: 36°17′N 83°31′W / 36.28°N 83.51°W / 36.28; -83.51
Country United States
State Tennessee
Founded1796
Named afterMary Grainger Blount
SeatRutledge
Largest townBean Station
Government
  MayorMike Byrd (R)
Area
  Total
302 sq mi (780 km2)
  Land281 sq mi (730 km2)
  Water22 sq mi (60 km2)  7.2%
Population
 (2020)
  Total
23,527
  Density81/sq mi (31/km2)
DemonymGrainger Countian
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
ZIP Codes
37708, 37709, 37848, 37861, 37881, 37888
Area code865
Congressional district2nd
Websitewww.graingercountytn.com

Grainger County is a county located in the U.S. state of Tennessee. As of the 2020 census, the population was 23,527. Its county seat is Rutledge. Grainger County is a part of the Knoxville Metropolitan Statistical Area and formerly Morristown Metropolitan Statistical Area until 2023.