List of counties in South Carolina

The of  is made up of 46 . They range in size from 392 square miles (1,016 square kilometers) in the case of  to 1,358 square miles (3,517 square kilometers) in the case of. The least populous county is, with only 9,958 residents, while the most populous county is , with a population of 395,357, despite the state's most populous city, , being located in.