Clark County, Arkansas

Clark County
Location within the U.S. state of Arkansas
Arkansas's location within the U.S.
Coordinates: 34°05′20″N 93°09′50″W / 34.088888888889°N 93.163888888889°W / 34.088888888889; -93.163888888889
Country United States
State Arkansas
FoundedDecember 15, 1818
Named afterWilliam Clark
SeatArkadelphia
Largest cityArkadelphia
Area
  Total
883 sq mi (2,290 km2)
  Land866 sq mi (2,240 km2)
  Water17 sq mi (40 km2)  1.9%
Population
 (2020)
  Total
21,446
  Estimate 
(2023)
21,274
  Density24/sq mi (9.4/km2)
Time zoneUTC−6 (Central)
  Summer (DST)UTC−5 (CDT)
Congressional district4th
Websiteclarkcountyar.gov

Clark County is a county located in the south-central part of the U.S. state of Arkansas. As of the 2020 census, the population was 21,446. The county seat is Arkadelphia. The Arkadelphia, AR Micropolitan Statistical Area includes all of Clark County.