RANKING · 2024 ACS · 46 SHOWN OF 46

Youngest by median age, South Carolina counties

South Carolina counties with the youngest median age (2023 ACS). This list covers the 46 counties in South Carolina that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDOldest by median age Most foreign-born residents Highest uninsured rate Most women Most men Highest disability rate

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Richland County, SCSC434,95634.4+6%

02Pickens County, SCSC139,19836.2+11%

03Berkeley County, SCSC274,66636.9+15%

04Spartanburg County, SCSC380,85737.8+5%

05Sumter County, SCSC105,06738.0+14%

06Dorchester County, SCSC178,39738.0+10%

07Dillon County, SCSC27,45838.2+12%

08Greenville County, SCSC583,12538.4+8%

09Charleston County, SCSC436,20039.2+14%

10Florence County, SCSC138,50439.4+11%

11York County, SCSC306,88739.7+14%

12Lexington County, SCSC317,58839.8+11%

13Greenwood County, SCSC70,37940.1+14%

14Barnwell County, SCSC20,65340.4+14%

15Cherokee County, SCSC58,27540.4+14%

16Kershaw County, SCSC73,16640.4+8%

17Anderson County, SCSC219,93040.6+9%

18Orangeburg County, SCSC83,17740.7+15%

19Hampton County, SCSC18,17440.9+18%

20Laurens County, SCSC71,84840.9+13%

21Darlington County, SCSC62,88841.3+15%

22Edgefield County, SCSC29,80841.6+17%

23Marlboro County, SCSC25,48841.7+18%

24Newberry County, SCSC39,56141.9+13%

25Chesterfield County, SCSC44,74042.0+18%

26Colleton County, SCSC39,38242.0+15%

27Aiken County, SCSC181,51542.0+15%

28Bamberg County, SCSC12,79642.3+20%

29Chester County, SCSC33,00142.4+18%

30Lee County, SCSC15,73042.4+19%

31Lancaster County, SCSC114,29642.5+18%

32Marion County, SCSC28,24242.6+21%

33Saluda County, SCSC19,68042.6+15%

34Williamsburg County, SCSC29,66243.2+22%

35Abbeville County, SCSC24,83644.0+19%

36Union County, SCSC26,79944.5+15%

37Allendale County, SCSC7,35544.7+27%

38Jasper County, SCSC38,53345.3+34%

39Clarendon County, SCSC31,04345.9+24%

40Calhoun County, SCSC14,18847.0+21%

41Oconee County, SCSC83,77547.3+20%

42Fairfield County, SCSC20,34047.4+28%

43Beaufort County, SCSC204,43348.1+34%

44Horry County, SCSC427,55148.7+27%

45Georgetown County, SCSC65,91252.2+34%

46McCormick County, SCSC10,21559.5+45%

SHOWING 1–46 OF 46

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES