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 its border with North Carolina.
Country: United States
State: South Carolina
Founded: 1785
Named for: Philip Dormer Stanhope, 4th Earl of Chesterfield