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Charleston County, South Carolina facts for kids

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Charleston County
Charleston County Courthouse
Charleston County Courthouse
Map of South Carolina highlighting Charleston County
Location within the U.S. state of South Carolina
Map of the United States highlighting South Carolina
South Carolina's location within the U.S.
Country  United States
State  South Carolina
Founded 1769
Seat Charleston
Largest city Charleston
 • Total 1,358 sq mi (3,520 km2)
 • Land 916 sq mi (2,370 km2)
 • Water 442 sq mi (1,140 km2)  33%
 • Total 350,209
 • Estimate 
 • Density 257.89/sq mi (99.57/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional districts 1st, 6th

Charleston County is located in the U.S. state of South Carolina along the Atlantic coast. As of the 2010 census, its population was 350,209, making it the third most populous county in South Carolina (behind Greenville and Richland counties). Its county seat is Charleston. The county was created in 1901 by an act of the South Carolina State Legislature.

Charleston County is included in the Charleston- North Charleston, SC Metropolitan Statistical Area.


According to the U.S. Census Bureau, the county has a total area of 1,358 square miles (3,520 km2), of which 916 square miles (2,370 km2) is land and 442 square miles (1,140 km2) (33%) is water. It is the largest county in South Carolina by total land and water area.

Adjacent counties

National protected areas


Historical population
Census Pop.
1790 66,985
1800 57,480 −14.2%
1810 63,179 9.9%
1820 80,212 27.0%
1830 86,338 7.6%
1840 82,661 −4.3%
1850 72,805 −11.9%
1860 70,100 −3.7%
1870 88,863 26.8%
1880 102,800 15.7%
1890 59,903 −41.7%
1900 88,006 46.9%
1910 88,594 0.7%
1920 108,450 22.4%
1930 101,050 −6.8%
1940 121,105 19.8%
1950 164,856 36.1%
1960 216,382 31.3%
1970 247,650 14.5%
1980 276,974 11.8%
1990 295,039 6.5%
2000 309,969 5.1%
2010 350,209 13.0%
2020 (est.) 416,590 19.0%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2015

2010 census

As of the 2010 United States Census, there were 350,209 people, 144,309 households, and 85,692 families residing in the county. The population density was 382.3 inhabitants per square mile (147.6/km2). There were 169,984 housing units at an average density of 185.6 per square mile (71.7/km2). The racial makeup of the county was 64.2% white, 29.8% black or African American, 1.3% Asian, 0.3% American Indian, 0.1% Pacific islander, 2.7% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 5.4% of the population. In terms of claimed ancestry, 11.3% were German, 11.0% were English, 10.2% were Irish, and 9.8% were American.

Of the 144,309 households, 27.8% had children under the age of 18 living with them, 40.5% were married couples living together, 14.7% had a female householder with no husband present, 40.6% were non-families, and 30.1% of all households were made up of individuals. The average household size was 2.36 and the average family size was 2.96. The median age was 35.9 years.

The median income for a household in the county was $48,433 and the median income for a family was $61,525. Males had a median income of $42,569 versus $34,195 for females. The per capita income for the county was $29,401. About 11.5% of families and 16.5% of the population were below the poverty line, including 24.5% of those under age 18 and 10.8% of those age 65 or over.

2020 census

Charleston County racial composition
Race Num. Perc.
White (non-Hispanic) 263,560 64.56%
Black or African American (non-Hispanic) 91,746 22.47%
Native American 857 0.21%
Asian 7,461 1.83%
Pacific Islander 319 0.08%
Other/Mixed 15,012 3.68%
Hispanic or Latino 29,280 7.17%

As of the 2020 United States census, there were 408,235 people, 165,568 households, and 95,785 families residing in the county.


The Charleston County Park and Recreation Commission (CCPRC) operates numerous facilities within Charleston County.

Beach parks:

Fishing piers:

Marinas and boat landings:

  • Cooper River Marina
  • Multiple county-wide boat landings

Day parks:

Water parks:

  • Splash Island at Palmetto Islands County Park
  • Splash Zone at James Island County Park
  • Whirlin' Waters at North Charleston Wannamaker County Park

Off-leash dog parks are offered at James Island, Palmetto Islands, and North Charleston Wannamaker County Park.

James Island County Park, approximately 11 minutes by car from downtown Charleston, features a 50-foot climbing wall and bouldering cave; cabin, RV, and tent camping facilities; rental facilities, fishing dock, challenge course, kayaking programs, summer camps, paved trails, and many special events such as the Lowcountry Cajun Festival (usually the first weekend in April), East Coast Canoe and Kayak Festival (3rd weekend in April), Holiday Festival of Lights (mid-November through the first of the year), and the summer outdoor reggae concerts.




Census-designated place


  • Awendaw-McClellanville Consolidated Fire District - Made up of unincorporated parts of Northern Charleston County, the Town of Awendaw, and the Town of McClellanville.
  • James Island Public Service District - Made up of unincorporated parts of the island.
  • North Charleston Public Service District - Responsible for sewer lines and treatment in the City of North Charleston.
  • St. John's Fire District - Serving Kiawah Island, Seabrook Island, unincorporated John's Island, and Wadmalaw Island
  • Saint Andrews Public Service District - Made up of unincorporated parts of West Ashley.
  • St. Pauls Fire District - Made up of all of the Towns of Hollywood, Ravenel, Meggett and unincorporated parts of the southern end of Charleston County.

Notable residents

  • Pernessa C. Seele (1954- ), immunologist, founder and CEO of the Balm in Gilead, Inc., an international organization based in Harlem, New York, to promote religious communities' role in education and prevention of HIV/AIDS, and support of families.
  • Also see List of people from Charleston, South Carolina for many more notable residents

See also

Kids robot.svg In Spanish: Condado de Charleston para niños

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