Charleston, SC is located in Charleston County. It is home to 36578 people. The median household income is $37,436.00 (Source: 2000 Census). The average home value was $117,200.00 (Source: 2000 Census). Nearby towns and cities include Goose Creek, Summerville, Mount Pleasant, North Charleston, Moncks Corner. Find listings of real estate for sale in Charleston below.