There are 240 Banks & Credit Unions in Charleston County, South Carolina, serving a population of 387,847 people in an area of 916 square miles. There is 1 Bank & Credit Union per 1,616 people, and 1 Bank & Credit Union per 3 square miles.
In South Carolina, Charleston County is ranked 14th of 46 counties in Banks & Credit Unions per capita, and 2nd of 46 counties in Banks & Credit Unions per square mile.