RANKING · 1990 CENSUS · 46 SHOWN OF 46

Least racially diverse, South Carolina counties · 1990

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.

Flip the list · Most racially diverse, US counties →

South CarolinaAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS 2000

01Pickens County, SCSC139,19821−8%

02Oconee County, SCSC83,77523−11%

03Lexington County, SCSC317,58828−18%

04Anderson County, SCSC219,93037−4%

05Horry County, SCSC427,55140−0%

06Greenville County, SCSC583,12540−15%

07Cherokee County, SCSC58,27543−7%

08York County, SCSC306,88744−3%

09Spartanburg County, SCSC380,85744−11%

10Aiken County, SCSC181,51548−8%

11Lancaster County, SCSC114,29649−8%

12Dorchester County, SCSC178,39750−6%

13Laurens County, SCSC71,84852−1%

14Kershaw County, SCSC73,16652−0%

15Union County, SCSC26,79953−3%

16Berkeley County, SCSC274,66654−6%

17Greenwood County, SCSC70,37954−9%

18Abbeville County, SCSC24,83655+1%

19Saluda County, SCSC19,68056−12%

20Chesterfield County, SCSC44,74057−5%

21Allendale County, SCSC7,35557+9%

22Newberry County, SCSC39,56158−8%

23Williamsburg County, SCSC29,66258+2%

24Beaufort County, SCSC204,43358−1%

25Bamberg County, SCSC12,79660+1%

26Lee County, SCSC15,73060+2%

27Florence County, SCSC138,50460−3%

28Charleston County, SCSC436,20061−2%

29Fairfield County, SCSC20,34061−1%

30McCormick County, SCSC10,21561−4%

31Darlington County, SCSC62,88861−2%

32Chester County, SCSC33,00162+1%

33Orangeburg County, SCSC83,17762+2%

34Jasper County, SCSC38,53362−9%

35Hampton County, SCSC18,17462−3%

36Georgetown County, SCSC65,91262+1%

37Clarendon County, SCSC31,04363−3%

38Barnwell County, SCSC20,65363−2%

39Calhoun County, SCSC14,18863−2%

40Marion County, SCSC28,24263−1%

41Edgefield County, SCSC29,80863−1%

42Colleton County, SCSC39,38263−0%

43Sumter County, SCSC105,06764−2%

44Dillon County, SCSC27,45865−1%

45Marlboro County, SCSC25,48866+3%

46Richland County, SCSC434,95666−3%

SHOWING 1–46 OF 46

Download CSV (full list, 46 rows)How this score is calculated

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