Charleston County, South Carolina

Charleston County is a county in the U.S. state of South Carolina. As of the 2020 census, 408,235 people lived there, making it the third-most populous county in South Carolina (after Greenville and Richland counties). Its county seat is Charleston. The county was formed in 1901.

 Geography 

According to the U.S. Census Bureau, the county has a total area of , of which  is land and  (33%) is water. It is the largest county in South Carolina by total land and water area. It is along the Atlantic coast.

 Bordering counties 
 Berkeley County - north
 Georgetown County - northeast
 Colleton County - west
 Dorchester County - northwest

 Communities 

 Cities 
 Charleston (county seat) (partly in Berkeley County)
 Folly Beach
 Isle of Palms
 North Charleston (partly in Dorchester County and Berkeley County)

 Towns 

 Awendaw
 Hollywood
 James Island
 Kiawah Island
 Lincolnville (partly in Dorchester County)
 McClellanville
 Meggett
 Mount Pleasant
 Ravenel
 Rockville
 Seabrook Island
 Sullivan's Island
 Summerville (partly in Dorchester County and Berkeley County)

 Census-designated place 
 Adams Run
 Ladson (partly in Berkeley County)

 Unincorporated communities 
 Edisto Island (partly in Colleton County) 
 Johns Island

 References 

 Other websites 

 Charleston County - Official website

Category:20th-century establishments in South Carolina
Category:1901 establishments in the United States
Category:South Carolina counties