RANKING · 2020 CENSUS · 46 SHOWN OF 46

Oldest by median age, South Carolina counties · 2020

South Carolina counties ranked by median age of residents (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

RELATEDYoungest 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

01McCormick County, SCSC10,21558.5+42%

02Georgetown County, SCSC65,91251.9+33%

03Fairfield County, SCSC20,34050.2+36%

04Calhoun County, SCSC14,18849.0+26%

05Horry County, SCSC427,55149.0+28%

06Beaufort County, SCSC204,43347.3+32%

07Allendale County, SCSC7,35547.2+34%

08Clarendon County, SCSC31,04347.1+27%

09Oconee County, SCSC83,77547.1+19%

10Lee County, SCSC15,73045.7+28%

11Williamsburg County, SCSC29,66245.7+29%

12Union County, SCSC26,79945.1+17%

13Abbeville County, SCSC24,83645.0+22%

14Colleton County, SCSC39,38244.9+23%

15Bamberg County, SCSC12,79644.7+27%

16Saluda County, SCSC19,68044.6+21%

17Edgefield County, SCSC29,80844.4+25%

18Marion County, SCSC28,24244.4+26%

19Chester County, SCSC33,00143.4+21%

20Jasper County, SCSC38,53343.1+28%

21Newberry County, SCSC39,56143.1+16%

22Hampton County, SCSC18,17443.0+24%

23Lancaster County, SCSC114,29643.0+20%

24Chesterfield County, SCSC44,74042.9+20%

25Darlington County, SCSC62,88842.9+19%

26Marlboro County, SCSC25,48842.6+20%

27Barnwell County, SCSC20,65342.5+20%

28Kershaw County, SCSC73,16642.3+13%

29Aiken County, SCSC181,51542.3+16%

30Orangeburg County, SCSC83,17742.3+20%

31Laurens County, SCSC71,84842.1+16%

32Anderson County, SCSC219,93041.1+10%

33Dillon County, SCSC27,45841.0+20%

34Cherokee County, SCSC58,27540.8+16%

35Florence County, SCSC138,50440.5+14%

36Greenwood County, SCSC70,37940.4+15%

37Lexington County, SCSC317,58839.8+11%

38York County, SCSC306,88739.0+12%

39Sumter County, SCSC105,06738.9+16%

40Spartanburg County, SCSC380,85738.8+7%

41Greenville County, SCSC583,12538.7+9%

42Charleston County, SCSC436,20038.3+11%

43Dorchester County, SCSC178,39738.0+10%

44Berkeley County, SCSC274,66636.6+14%

45Pickens County, SCSC139,19836.0+10%

46Richland County, SCSC434,95635.7+10%

SHOWING 1–46 OF 46

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