RANKING · 2024 ACS · 46 SHOWN OF 46

Oldest by median age, South Carolina counties

South Carolina counties ranked by median age of residents (2024 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

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01McCormick County, SCSC10,21559.5+45%

02Georgetown County, SCSC65,91252.2+34%

03Horry County, SCSC427,55148.7+27%

04Beaufort County, SCSC204,43348.1+34%

05Fairfield County, SCSC20,34047.4+28%

06Oconee County, SCSC83,77547.3+20%

07Calhoun County, SCSC14,18847.0+21%

08Clarendon County, SCSC31,04345.9+24%

09Jasper County, SCSC38,53345.3+34%

10Allendale County, SCSC7,35544.7+27%

11Union County, SCSC26,79944.5+15%

12Abbeville County, SCSC24,83644.0+19%

13Williamsburg County, SCSC29,66243.2+22%

14Marion County, SCSC28,24242.6+21%

15Saluda County, SCSC19,68042.6+15%

16Lancaster County, SCSC114,29642.5+18%

17Chester County, SCSC33,00142.4+18%

18Lee County, SCSC15,73042.4+19%

19Bamberg County, SCSC12,79642.3+20%

20Chesterfield County, SCSC44,74042.0+18%

21Colleton County, SCSC39,38242.0+15%

22Aiken County, SCSC181,51542.0+15%

23Newberry County, SCSC39,56141.9+13%

24Marlboro County, SCSC25,48841.7+18%

25Edgefield County, SCSC29,80841.6+17%

26Darlington County, SCSC62,88841.3+15%

27Hampton County, SCSC18,17440.9+18%

28Laurens County, SCSC71,84840.9+13%

29Orangeburg County, SCSC83,17740.7+15%

30Anderson County, SCSC219,93040.6+9%

31Barnwell County, SCSC20,65340.4+14%

32Cherokee County, SCSC58,27540.4+14%

33Kershaw County, SCSC73,16640.4+8%

34Greenwood County, SCSC70,37940.1+14%

35Lexington County, SCSC317,58839.8+11%

36York County, SCSC306,88739.7+14%

37Florence County, SCSC138,50439.4+11%

38Charleston County, SCSC436,20039.2+14%

39Greenville County, SCSC583,12538.4+8%

40Dillon County, SCSC27,45838.2+12%

41Sumter County, SCSC105,06738.0+14%

42Dorchester County, SCSC178,39738.0+10%

43Spartanburg County, SCSC380,85737.8+5%

44Berkeley County, SCSC274,66636.9+15%

45Pickens County, SCSC139,19836.2+11%

46Richland County, SCSC434,95634.4+6%

SHOWING 1–46 OF 46

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES