RANKING · 2020 CENSUS · 46 SHOWN OF 46

Fastest growing, South Carolina counties · 2020

South Carolina counties ranked by population growth from the 2010 census to 2020. 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

RELATEDLargest by population Fastest shrinking Most population gained Most population lost Most densely populated Most sparsely populated

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION GROWTHVS 2000

01Horry County, SCSC427,551+30.4%−6.1 pts

02Berkeley County, SCSC274,666+29.2%+18.5 pts

03Lancaster County, SCSC114,296+25.3%+12.7 pts

04York County, SCSC306,887+24.8%−0.4 pts

05Dorchester County, SCSC178,397+18.3%+2.2 pts

06Charleston County, SCSC436,200+16.6%+11.5 pts

07Greenville County, SCSC583,125+16.5%−2.1 pts

08Jasper County, SCSC38,533+16.2%−17.3 pts

09Spartanburg County, SCSC380,857+15.4%+3.5 pts

10Beaufort County, SCSC204,433+15.3%−24.6 pts

11Lexington County, SCSC317,588+12.0%−16.8 pts

12Pickens County, SCSC139,198+10.2%−7.7 pts

13Anderson County, SCSC219,930+8.9%−5.3 pts

14Richland County, SCSC434,956+8.2%−4.0 pts

15Kershaw County, SCSC73,166+6.0%−14.7 pts

16Oconee County, SCSC83,775+5.8%−9.3 pts

17Aiken County, SCSC181,515+5.4%−12.4 pts

18Georgetown County, SCSC65,912+5.4%−15.1 pts

19Cherokee County, SCSC58,275+1.6%−16.5 pts

20Laurens County, SCSC71,848+1.5%−18.2 pts

21Newberry County, SCSC39,561+0.6%−8.3 pts

22Florence County, SCSC138,504+0.1%−9.9 pts

23Greenwood County, SCSC70,379-0.4%−11.7 pts

24Colleton County, SCSC39,382-0.7%−12.0 pts

25Sumter County, SCSC105,067-1.8%−3.7 pts

26Chester County, SCSC33,001-2.6%−8.5 pts

27Abbeville County, SCSC24,836-4.4%−14.1 pts

28Edgefield County, SCSC29,808-4.9%−38.8 pts

29Saluda County, SCSC19,680-5.1%−22.4 pts

30Union County, SCSC26,799-5.9%−4.4 pts

31McCormick County, SCSC10,215-6.9%−19.2 pts

32Calhoun County, SCSC14,188-7.0%−26.0 pts

33Chesterfield County, SCSC44,740-7.4%−18.3 pts

34Marlboro County, SCSC25,488-7.8%−6.0 pts

35Darlington County, SCSC62,888-8.4%−17.4 pts

36Orangeburg County, SCSC83,177-8.9%−16.9 pts

37Barnwell County, SCSC20,653-9.0%−24.7 pts

38Williamsburg County, SCSC29,662-9.9%−11.0 pts

39Clarendon County, SCSC31,043-10.9%−25.2 pts

40Marion County, SCSC28,242-11.7%−16.4 pts

41Dillon County, SCSC27,458-11.8%−17.3 pts

42Hampton County, SCSC18,174-12.0%−29.6 pts

43Fairfield County, SCSC20,340-12.6%−17.8 pts

44Lee County, SCSC15,730-14.0%−23.1 pts

45Bamberg County, SCSC12,796-16.7%−15.3 pts

46Allendale County, SCSC7,355-22.8%−18.5 pts

SHOWING 1–46 OF 46

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UPDATED 2026-08-08 · DATA: US CENSUS BUREAU DECENNIAL CENSUS