RANKING · 1990 CENSUS · 65 SHOWN OF 65

Least racially diverse, South Dakota counties · 1990

South Dakota counties with the lowest CensusEasy Diversity Score, where most residents share the same race or ethnicity (1990 ACS). This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide. The median across all 65 is 7.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPDIVERSITY SCOREVS –

01McPherson County, SDSD2,3470–

02Faulk County, SDSD2,1780–

03Jerauld County, SDSD1,6541–

04Edmunds County, SDSD4,0221–

05Hanson County, SDSD3,4561–

06Kingsbury County, SDSD5,2841–

07Turner County, SDSD9,3141–

08Douglas County, SDSD2,8881–

09Sanborn County, SDSD2,3881–

10Deuel County, SDSD4,4081–

11Potter County, SDSD2,3772–

12Hutchinson County, SDSD7,4132–

13McCook County, SDSD5,9642–

14Miner County, SDSD2,2812–

15Clark County, SDSD4,0312–

16Campbell County, SDSD1,3772–

17Jones County, SDSD9132–

18Spink County, SDSD6,1552–

19Hand County, SDSD3,1212–

20Grant County, SDSD7,5342–

21Lincoln County, SDSD77,1452–

22Sully County, SDSD1,4793–

23Hamlin County, SDSD6,9003–

24Harding County, SDSD1,3313–

25Lake County, SDSD10,9934–

26Union County, SDSD17,4024–

27Beadle County, SDSD19,6244–

28Haakon County, SDSD1,8025–

29Aurora County, SDSD2,8015–

30Davison County, SDSD20,0695–

31Perkins County, SDSD2,8535–

32Brookings County, SDSD37,6356–

33Codington County, SDSD29,5627–

34Minnehaha County, SDSD212,6917–

35Yankton County, SDSD23,6358–

36Bon Homme County, SDSD7,2448–

37Custer County, SDSD9,4318–

38Hyde County, SDSD1,1918–

39Brown County, SDSD37,5619–

40Lawrence County, SDSD29,45911–

41Gregory County, SDSD4,03712–

42Butte County, SDSD10,85612–

43Clay County, SDSD15,03113–

44Marshall County, SDSD4,42614–

45Day County, SDSD5,48416–

46Stanley County, SDSD3,01816–

47Meade County, SDSD30,71116–

48Brule County, SDSD5,27818–

49Hughes County, SDSD17,57018–

50Moody County, SDSD6,63219–

51Walworth County, SDSD5,21719–

52Fall River County, SDSD7,46720–

53Tripp County, SDSD5,70822–

54Pennington County, SDSD116,79227–

55Todd County, SDSD8,86338–

56Charles Mix County, SDSD9,30343–

57Buffalo County, SDSD1,80243–

58Roberts County, SDSD10,25545–

59Lyman County, SDSD3,69452–

60Dewey County, SDSD5,41956–

61Ziebach County, SDSD2,38961–

62Jackson County, SDSD2,66661–

63Corson County, SDSD3,78163–

64Mellette County, SDSD2,13764–

65Bennett County, SDSD3,30764–

SHOWING 1–65 OF 65

Download CSV (full list, 65 rows)How this score is calculated

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS