Oak Grove, Kentucky

Oak Grove, Kentucky
Motto: 
"Kentucky's Rising Star on the Border"
Location of Oak Grove in Christian County, Kentucky
Coordinates: 36°39′30″N 87°25′10″W / 36.65833°N 87.41944°W / 36.65833; -87.41944
CountryUnited States
StateKentucky
CountyChristian
Incorporated1974
Area
 • Total
10.74 sq mi (27.82 km2)
 • Land10.71 sq mi (27.74 km2)
 • Water0.031 sq mi (0.08 km2)
Elevation
541 ft (165 m)
Population
 (2020)
 • Total
7,931
 • Estimate 
(2022)
7,997
 • Density740.6/sq mi (285.94/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
42262
Area codes270 & 364
FIPS code21-57090
GNIS feature ID0499655
Websitewww.oakgroveky.org

Oak Grove is a home rule-class city adjacent to the Fort Campbell army base in Christian County, Kentucky, in the United States. The population was 7,931 as of the 2020 census, up from 7,489 as of the 2010 U.S. census. It is part of the Clarksville, Tennessee metropolitan area.