(20 km) northwest of James Island. It is the busiest passenger airport in South Carolina . The airport shares runways with the adjacent Charleston Air Force Base. Charleston Executive Airport is a smaller airport located in the John's Island section of the city of Charleston and is used by noncommercial aircraft. Both airports are owned and operated by the Charleston County Aviation Authority. Demographics 2020 census As of the 2020 United States census, there were 11,621 people, 4,706 households, and 3,028 families residing in the town. Notable people Stephen Colbert, comedian and television host, spent some of his childhood on James Island and attended Stiles Point Elementary School. He has frequently mentioned both Charleston and South Carolina on his television program The Colbert Report Roddy White, Atlanta Falcons wide receiver Samuel Smalls, the man on whom DuBose Heyward based his novel Porgy and its subsequent George Gershwin written opera Porgy and Bess, is buried next to James Island Presbyterian Church Tony Elliott (American football coach), University of Virginia football coach (graduated from James Island High School) Gorman Thomas, Milwaukee Brewers center fielder and designated hitter Neighborhoods One of James Island's oldest neighborhoods, Riverland Terrace, was developed in the 1940s, but it is not actually in the Town of James Island. More neighborhoods in the town include White Point Estates, Stiles Point Plantation, Eastwood, Harbor Woods, Seaside Plantation, and Parrot Creek. References External links Official website List of actual James Island subdivisions Towns in South Carolina Towns in Charleston County, South Carolina Unincorporated communities in South Carolina Unincorporated communities in Charleston County, South Carolina Charleston–North Charleston–Summerville metropolitan area Populated coastal places in South Carolina