RANKING · 2020 CENSUS · 46 SHOWN OF 46

Least racially diverse, South Carolina counties · 2020

South Carolina counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (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

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Oconee County, SCSC83,77535+36%

02Pickens County, SCSC139,19836+61%

03Horry County, SCSC427,55147+18%

04Anderson County, SCSC219,93049+29%

05Allendale County, SCSC7,35554+3%

06Cherokee County, SCSC58,27555+21%

07Abbeville County, SCSC24,83656+2%

08Lexington County, SCSC317,58856+64%

09Lancaster County, SCSC114,29660+14%

10Georgetown County, SCSC65,91260−3%

11Kershaw County, SCSC73,16661+17%

12Williamsburg County, SCSC29,66261+8%

13Beaufort County, SCSC204,43362+5%

14York County, SCSC306,88762+38%

15Lee County, SCSC15,73062+5%

16Laurens County, SCSC71,84863+20%

17Union County, SCSC26,79963+14%

18Charleston County, SCSC436,20064+3%

19Aiken County, SCSC181,51564+21%

20Spartanburg County, SCSC380,85764+30%

21Greenville County, SCSC583,12565+36%

22Bamberg County, SCSC12,79665+9%

23Orangeburg County, SCSC83,17765+7%

24Chester County, SCSC33,00165+7%

25Marion County, SCSC28,24266+3%

26Colleton County, SCSC39,38266+4%

27Calhoun County, SCSC14,18867+4%

28Newberry County, SCSC39,56167+7%

29Fairfield County, SCSC20,34067+9%

30Darlington County, SCSC62,88867+8%

31McCormick County, SCSC10,21567+6%

32Edgefield County, SCSC29,80868+5%

33Greenwood County, SCSC70,37968+13%

34Dorchester County, SCSC178,39768+28%

35Chesterfield County, SCSC44,74069+15%

36Clarendon County, SCSC31,04369+7%

37Barnwell County, SCSC20,65369+8%

38Hampton County, SCSC18,17469+7%

39Florence County, SCSC138,50470+12%

40Saluda County, SCSC19,68070+10%

41Dillon County, SCSC27,45871+9%

42Berkeley County, SCSC274,66671+24%

43Sumter County, SCSC105,06772+10%

44Marlboro County, SCSC25,48873+15%

45Richland County, SCSC434,95676+12%

46Jasper County, SCSC38,53380+17%

SHOWING 1–46 OF 46

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