Dahlgren, Virginia

Dahlgren, Virginia
Location in King George County and the state of Virginia
Coordinates: 38°20′10″N 77°3′3″W / 38.33611°N 77.05083°W / 38.33611; -77.05083
CountryUnited States
StateVirginia
CountyKing George
Area
  Total
2.80 sq mi (7.24 km2)
  Land2.69 sq mi (6.98 km2)
  Water0.10 sq mi (0.25 km2)
Elevation
20 ft (6 m)
Population
 (2010)
  Total
2,653
  Density984/sq mi (380.0/km2)
Time zoneUTC−5 (Eastern (EST))
  Summer (DST)UTC−4 (EDT)
ZIP codes
22448, 22485
Area code540
FIPS code51-21008
GNIS feature ID1465571

Dahlgren is an unincorporated community and census-designated place (CDP) in King George County, Virginia, United States. The population was 2,946 at the time of the 2020 census, up from 2,653 at the 2010 census, and up from 997 in 2000.