RANKING · 2020 CENSUS · 46 SHOWN OF 46

Youngest by median age, South Carolina counties · 2020

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, SCSC434,95635.7+10%

02Pickens County, SCSC139,19836.0+10%

03Berkeley County, SCSC274,66636.6+14%

04Dorchester County, SCSC178,39738.0+10%

05Charleston County, SCSC436,20038.3+11%

06Greenville County, SCSC583,12538.7+9%

07Spartanburg County, SCSC380,85738.8+7%

08Sumter County, SCSC105,06738.9+16%

09York County, SCSC306,88739.0+12%

10Lexington County, SCSC317,58839.8+11%

11Greenwood County, SCSC70,37940.4+15%

12Florence County, SCSC138,50440.5+14%

13Cherokee County, SCSC58,27540.8+16%

14Dillon County, SCSC27,45841.0+20%

15Anderson County, SCSC219,93041.1+10%

16Laurens County, SCSC71,84842.1+16%

17Kershaw County, SCSC73,16642.3+13%

18Aiken County, SCSC181,51542.3+16%

19Orangeburg County, SCSC83,17742.3+20%

20Barnwell County, SCSC20,65342.5+20%

21Marlboro County, SCSC25,48842.6+20%

22Chesterfield County, SCSC44,74042.9+20%

23Darlington County, SCSC62,88842.9+19%

24Hampton County, SCSC18,17443.0+24%

25Lancaster County, SCSC114,29643.0+20%

26Jasper County, SCSC38,53343.1+28%

27Newberry County, SCSC39,56143.1+16%

28Chester County, SCSC33,00143.4+21%

29Edgefield County, SCSC29,80844.4+25%

30Marion County, SCSC28,24244.4+26%

31Saluda County, SCSC19,68044.6+21%

32Bamberg County, SCSC12,79644.7+27%

33Colleton County, SCSC39,38244.9+23%

34Abbeville County, SCSC24,83645.0+22%

35Union County, SCSC26,79945.1+17%

36Lee County, SCSC15,73045.7+28%

37Williamsburg County, SCSC29,66245.7+29%

38Clarendon County, SCSC31,04347.1+27%

39Oconee County, SCSC83,77547.1+19%

40Allendale County, SCSC7,35547.2+34%

41Beaufort County, SCSC204,43347.3+32%

42Calhoun County, SCSC14,18849.0+26%

43Horry County, SCSC427,55149.0+28%

44Fairfield County, SCSC20,34050.2+36%

45Georgetown County, SCSC65,91251.9+33%

46McCormick County, SCSC10,21558.5+42%

SHOWING 1–46 OF 46

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