Grainger County, Tennessee

Grainger County, Tennessee
Grainger County Courthouse in Rutledge
Motto(s): 
Commerce, Agriculture, Recreation
Location within the U.S. state of Tennessee
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 (57 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.