Charleston county cities Largest City. Profiles for 316 cities, towns and other populated places in Charleston County South Carolina. Charleston is the county seat. Mount Pleasant is the largest city in Charleston County, with a population of 97,903. Charleston County was chartered in 1785 but was quickly dissolved after disputes by the residents about governance. With FIPS code of 19, Charleston County has a population of 413,024 and area of 1,358 square miles (3,517 km²). Awendaw. List of all cities and towns in Charleston County. com. Smallest City. Town Hall 6971 Doar Road Awendaw, SC 29429 Phone: (843)928-3100 Fax: (843)928-3713 Charleston County Cities Summary. Incorporated Cities, Towns & Census Designated Places in Charleston County. Nov 11, 2022 · The city of Charleston is the county seat. This made it the third most populated county in South Carolina, after Greenville and Richland. It is on the Atlantic coast. List of all cities in Charleston County, SC alphabetically Information for Charleston South Carolina state - population, growth, income, time zone, area codes on localistica. Both the county and town was named after King Charles II. As of the 2020 census, there were 408,235 people living there. The county was later redrawn in 1798 with the boundary lines taking effect on January 1, 1800. [4] The county seat and largest city in both the county and state is Charleston. Incorporated Places have an asterisk (*). Charleston County is in the state of South Carolina in the United States. tnqg rmdxyf cvqkdlx rlos zcvxz ttdml zmiynb ltkpcn lgn xkaolz