RANKING · 2010 CENSUS · 46 SHOWN OF 46

Fastest shrinking, South Carolina counties · 2010

South Carolina counties with the steepest population decline since the prior decennial census. 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

YEAR2000 2010 2020

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Williamsburg County, SCSC29,662-7.5%−788%

02Allendale County, SCSC7,355-7.1%+62%

03Marion County, SCSC28,242-6.8%−247%

04Lee County, SCSC15,730-4.5%−149%

05Laurens County, SCSC71,848-4.4%−122%

06Bamberg County, SCSC12,796-4.0%+179%

07Barnwell County, SCSC20,653-3.7%−123%

08Union County, SCSC26,799-3.1%+105%

09Abbeville County, SCSC24,836-2.9%−130%

10Chester County, SCSC33,001-2.7%−146%

11Hampton County, SCSC18,174-1.4%−108%

12Calhoun County, SCSC14,188-0.1%−100%

13Marlboro County, SCSC25,488+0.4%−122%

14Orangeburg County, SCSC83,177+1.0%−87%

15Colleton County, SCSC39,382+1.6%−85%

16Darlington County, SCSC62,888+1.9%−79%

17Fairfield County, SCSC20,340+2.1%−59%

18Sumter County, SCSC105,067+2.7%+37%

19McCormick County, SCSC10,215+2.8%−78%

20Saluda County, SCSC19,680+3.6%−79%

21Newberry County, SCSC39,561+3.9%−56%

22Dillon County, SCSC27,458+4.4%−21%

23Greenwood County, SCSC70,379+5.1%−55%

24Cherokee County, SCSC58,275+5.3%−70%

25Clarendon County, SCSC31,043+7.6%−47%

26Pickens County, SCSC139,198+7.6%−57%

27Georgetown County, SCSC65,912+7.8%−62%

28Florence County, SCSC138,504+8.8%−11%

29Chesterfield County, SCSC44,740+9.3%−15%

30Edgefield County, SCSC29,808+9.7%−71%

31Spartanburg County, SCSC380,857+12.0%+1%

32Oconee County, SCSC83,775+12.2%−20%

33Aiken County, SCSC181,515+12.3%−31%

34Anderson County, SCSC219,930+12.9%−9%

35Charleston County, SCSC436,200+13.0%+157%

36Kershaw County, SCSC73,166+17.2%−17%

37Greenville County, SCSC583,125+18.9%+2%

38Jasper County, SCSC38,533+19.8%−41%

39Richland County, SCSC434,956+19.9%+63%

40Lexington County, SCSC317,588+21.5%−26%

41Berkeley County, SCSC274,666+24.7%+129%

42Lancaster County, SCSC114,296+24.9%+99%

43Beaufort County, SCSC204,433+34.1%−14%

44Horry County, SCSC427,551+37.0%+1%

45York County, SCSC306,887+37.3%+48%

46Dorchester County, SCSC178,397+41.6%+159%

SHOWING 1–46 OF 46

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