Clark County
Also known as Clark County, Arkansas, Clark County, AR
county in Arkansas, United States
Key facts
- Country
- United States
- State
- Arkansas
- Founded
- December 15, 1818
- Named after
- William Clark
- Seat
- Arkadelphia
- Largest city
- Arkadelphia
- Total
- 883 sq mi (2,290 km )
- Land
- 866 sq mi (2,240 km )
- Water
- 17 sq mi (44 km ) 1.9%
- Estimate 2025
- 20,938
- Density
- 24.8/sq mi (9.56/km )
- Time zone
- UTC−6 ( Central )
- Summer dst
- UTC−5 ( CDT )
Article
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.
History