Chesterfield County, South Carolina

Chesterfield County
Location within the U.S. state of South Carolina
South Carolina's location within the U.S.
Coordinates: 34°38′N 80°10′W / 34.64°N 80.16°W / 34.64; -80.16
Country United States
State South Carolina
Founded1785
Named afterPhilip Dormer Stanhope, 4th Earl of Chesterfield
SeatChesterfield
Largest communityCheraw
Area
  Total
805.66 sq mi (2,086.6 km2)
  Land798.99 sq mi (2,069.4 km2)
  Water6.67 sq mi (17.3 km2)  0.83%
Population
 (2020)
  Total
43,273
  Estimate 
(2023)
44,031
  Density54/sq mi (21/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district7th
Websitewww.chesterfieldcountysc.com

Chesterfield County is a county located in the U.S. state of South Carolina. As of the 2020 census, its population was 43,273. Its county seat is Chesterfield. The largest community in the county is Cheraw. It is located north of the Midlands, in the Pee Dee region, on the border with North Carolina.