Ouachita County, Arkansas

Ouachita County
Location within the U.S. state of Arkansas
Arkansas's location within the U.S.
Coordinates: 33°36′00″N 92°55′00″W / 33.6°N 92.916666666667°W / 33.6; -92.916666666667
Country United States
State Arkansas
FoundedNovember 29, 1842
Named afterOuachita River
SeatCamden
Largest cityCamden
Area
  Total
740 sq mi (1,900 km2)
  Land733 sq mi (1,900 km2)
  Water7.0 sq mi (18 km2)  0.9%
Population
 (2020)
  Total
22,650
  Estimate 
(2023)
21,793
  Density31/sq mi (12/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district4th

Ouachita County (/ˈwɑːʃɪtɑː/ WAH-shih-tah) is a county located in the south central part of the U.S. state of Arkansas. As of the 2020 census, the population was 22,650.

The county seat is Camden. Ouachita County is part of the Camden, AR Micropolitan Statistical Area. Formed on November 29, 1842, the county is named for the Ouachita River.