Interpretation of Demographics Data
Demographic Data Report for South Carolina by County
Population: Age under 18
All Races (includes Hispanic), Both Sexes
2020-2024 American Community Survey 5-Year Data
Sorted by Percent
South Carolina
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 21.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 1,135,421.
- Rank within US : This county is ranked 32 of 52
United States
- 2023 Rural-Urban Continuum Codes Φ : N/A
- Value (Percent) : The value is 22.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 73,517,834.
- Rank within US : N/A
McCormick County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 10.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 992.
- Rank within US : This county is ranked 3134 of 3143
Allendale County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 18.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 1,396.
- Rank within US : This county is ranked 2692 of 3143
Bamberg County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 18.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 2,382.
- Rank within US : This county is ranked 2677 of 3143
Calhoun County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 18.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 2,639.
- Rank within US : This county is ranked 2620 of 3143
Lee County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 18.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 3,022.
- Rank within US : This county is ranked 2601 of 3143
Fairfield County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 18.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 3,691.
- Rank within US : This county is ranked 2719 of 3143
Hampton County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 3,911.
- Rank within US : This county is ranked 1735 of 3143
Saluda County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,196.
- Rank within US : This county is ranked 1525 of 3143
Edgefield County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 16.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,557.
- Rank within US : This county is ranked 2930 of 3143
Abbeville County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,797.
- Rank within US : This county is ranked 2372 of 3143
Barnwell County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 23.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 4,870.
- Rank within US : This county is ranked 778 of 3143
Marlboro County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 5,171.
- Rank within US : This county is ranked 2294 of 3143
Union County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 20.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 5,590.
- Rank within US : This county is ranked 1978 of 3143
Clarendon County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 18.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 5,642.
- Rank within US : This county is ranked 2692 of 3143
Williamsburg County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 5,882.
- Rank within US : This county is ranked 2426 of 3143
Jasper County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 18.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 5,883.
- Rank within US : This county is ranked 2677 of 3143
Marion County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 6,333.
- Rank within US : This county is ranked 1441 of 3143
Dillon County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 25.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 7,048.
- Rank within US : This county is ranked 362 of 3143
Chester County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 22.3 percent.
- People (Age Under 18) : The number of people (age under 18) is 7,183.
- Rank within US : This county is ranked 1356 of 3143
Newberry County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 8,231.
- Rank within US : This county is ranked 1735 of 3143
Colleton County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 8,792.
- Rank within US : This county is ranked 1174 of 3143
Chesterfield County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 9,709.
- Rank within US : This county is ranked 1395 of 3143
Georgetown County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 17.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 10,994.
- Rank within US : This county is ranked 2883 of 3143
Cherokee County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 12,874.
- Rank within US : This county is ranked 1174 of 3143
Darlington County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 22.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 13,894.
- Rank within US : This county is ranked 1395 of 3143
Laurens County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.8 percent.
- People (Age Under 18) : The number of people (age under 18) is 14,980.
- Rank within US : This county is ranked 1576 of 3143
Oconee County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 19.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 15,374.
- Rank within US : This county is ranked 2518 of 3143
Greenwood County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 22.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 15,553.
- Rank within US : This county is ranked 1311 of 3143
Kershaw County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.2 percent.
- People (Age Under 18) : The number of people (age under 18) is 15,860.
- Rank within US : This county is ranked 962 of 3143
Orangeburg County
- 2023 Rural-Urban Continuum Codes Φ : Rural
- Value (Percent) : The value is 21.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 17,850.
- Rank within US : This county is ranked 1735 of 3143
Lancaster County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 22,523.
- Rank within US : This county is ranked 1650 of 3143
Sumter County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.7 percent.
- People (Age Under 18) : The number of people (age under 18) is 24,823.
- Rank within US : This county is ranked 778 of 3143
Pickens County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 18.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 25,021.
- Rank within US : This county is ranked 2620 of 3143
Florence County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 32,288.
- Rank within US : This county is ranked 847 of 3143
Beaufort County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 17.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 34,071.
- Rank within US : This county is ranked 2833 of 3143
Aiken County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 37,379.
- Rank within US : This county is ranked 1698 of 3143
Dorchester County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 24.1 percent.
- People (Age Under 18) : The number of people (age under 18) is 40,253.
- Rank within US : This county is ranked 657 of 3143
Anderson County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 22.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 47,554.
- Rank within US : This county is ranked 1220 of 3143
Berkeley County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 58,289.
- Rank within US : This county is ranked 809 of 3143
Horry County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 17.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 64,964.
- Rank within US : This county is ranked 2883 of 3143
York County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 69,346.
- Rank within US : This county is ranked 809 of 3143
Lexington County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.0 percent.
- People (Age Under 18) : The number of people (age under 18) is 70,033.
- Rank within US : This county is ranked 1057 of 3143
Spartanburg County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 23.4 percent.
- People (Age Under 18) : The number of people (age under 18) is 81,285.
- Rank within US : This county is ranked 889 of 3143
Charleston County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 19.5 percent.
- People (Age Under 18) : The number of people (age under 18) is 81,885.
- Rank within US : This county is ranked 2404 of 3143
Richland County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 21.6 percent.
- People (Age Under 18) : The number of people (age under 18) is 90,969.
- Rank within US : This county is ranked 1650 of 3143
Greenville County
- 2023 Rural-Urban Continuum Codes Φ : Urban
- Value (Percent) : The value is 22.9 percent.
- People (Age Under 18) : The number of people (age under 18) is 125,442.
- Rank within US : This county is ranked 1096 of 3143
Notes:
Created by statecancerprofiles.cancer.gov on 03/23/2026 1:34 am.
Φ Rural–urban county classifications are based on the 2023 USDA Rural–Urban Continuum Codes (except for Connecticut Counties which use 2013 codes). State-level cancer rates for rural areas are calculated using cancer cases registered exclusively in rural counties, while state-level cancer rates for urban areas are calculated using cases registered exclusively in urban counties.
Source: Demographic data provided by the Census Bureau and the American Community Survey.
For more information about Population: Age under 18, see the dictionary.
Data for United States does not include Puerto Rico.