RANKING · 2025 ESTIMATES · 46 SHOWN OF 46

Fastest shrinking, South Carolina counties

South Carolina counties with the steepest population decline from the 2020 census to 2025. 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 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Allendale County, SCSC7,355-8.5%−4.1 pts

02Lee County, SCSC15,730-4.8%−14.0 pts

03Marlboro County, SCSC25,488-4.4%−2.6 pts

04Williamsburg County, SCSC29,662-4.4%−5.5 pts

05Bamberg County, SCSC12,796-3.9%−2.4 pts

06Marion County, SCSC28,242-3.2%−7.8 pts

07Dillon County, SCSC27,458-2.9%−8.5 pts

08Fairfield County, SCSC20,340-2.9%−8.1 pts

09Hampton County, SCSC18,174-2.1%−19.6 pts

10Union County, SCSC26,799-1.6%−0.1 pts

11Orangeburg County, SCSC83,177-1.2%−9.2 pts

12Sumter County, SCSC105,067-0.5%−2.4 pts

13Clarendon County, SCSC31,043-0.3%−14.6 pts

14Darlington County, SCSC62,888-0.0%−9.0 pts

15Barnwell County, SCSC20,653+0.3%−15.4 pts

16Calhoun County, SCSC14,188+0.5%−18.6 pts

17Florence County, SCSC138,504+1.1%−8.9 pts

18Greenwood County, SCSC70,379+1.5%−9.8 pts

19Colleton County, SCSC39,382+2.0%−9.3 pts

20Chester County, SCSC33,001+2.2%−3.7 pts

21Abbeville County, SCSC24,836+2.2%−7.4 pts

22Chesterfield County, SCSC44,740+3.4%−7.5 pts

23Cherokee County, SCSC58,275+3.7%−14.4 pts

24Georgetown County, SCSC65,912+4.0%−16.6 pts

25Saluda County, SCSC19,680+4.3%−12.9 pts

26Richland County, SCSC434,956+4.5%−7.7 pts

27Newberry County, SCSC39,561+4.9%−4.0 pts

28Pickens County, SCSC139,198+5.9%−12.0 pts

29Laurens County, SCSC71,848+6.4%−13.4 pts

30Oconee County, SCSC83,775+6.6%−8.6 pts

31Charleston County, SCSC436,200+6.9%+1.8 pts

32McCormick County, SCSC10,215+7.2%−5.1 pts

33Aiken County, SCSC181,515+7.5%−10.3 pts

34Anderson County, SCSC219,930+8.0%−6.2 pts

35Lexington County, SCSC317,588+8.0%−20.9 pts

36York County, SCSC306,887+8.8%−16.4 pts

37Beaufort County, SCSC204,433+9.3%−30.7 pts

38Dorchester County, SCSC178,397+10.4%−5.6 pts

39Greenville County, SCSC583,125+11.0%−7.6 pts

40Kershaw County, SCSC73,166+11.9%−8.9 pts

41Spartanburg County, SCSC380,857+16.1%+4.2 pts

42Edgefield County, SCSC29,808+16.2%−17.7 pts

43Lancaster County, SCSC114,296+19.0%+6.5 pts

44Berkeley County, SCSC274,666+19.5%+8.7 pts

45Horry County, SCSC427,551+21.8%−14.7 pts

46Jasper County, SCSC38,533+33.8%+0.3 pts

SHOWING 1–46 OF 46

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU POPULATION ESTIMATES