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County Information



Some of the cities, towns, and places in Darlington County are Clyde, Darlington, Hartsville, Lamar, Lydia, North Hartsville, Society Hill



Darlington County is a county in the U.S. state of South Carolina. As of the 2010 census, its population was 67,234. Its county seat is Darlington. Hartsville is the largest city in the county. Darlington County is home to the Darlington Raceway, which hosts the annual NASCAR Southern 500. Darlington County is also home to Coker College in Hartsville. Darlington County was named by an act in March 1785. Darlington County is included in the Florence, SC Metropolitan Statistical Area. The county's population was nearly 60% rural in 2000.