RANKING · 1990 CENSUS · 65 SHOWN OF 65

Most racially diverse, South Dakota counties · 1990

South Dakota counties ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different 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 –

01Bennett County, SDSD3,30764–

02Mellette County, SDSD2,13764–

03Corson County, SDSD3,78163–

04Jackson County, SDSD2,66661–

05Ziebach County, SDSD2,38961–

06Dewey County, SDSD5,41956–

07Lyman County, SDSD3,69452–

08Roberts County, SDSD10,25545–

09Buffalo County, SDSD1,80243–

10Charles Mix County, SDSD9,30343–

11Todd County, SDSD8,86338–

12Pennington County, SDSD116,79227–

13Tripp County, SDSD5,70822–

14Fall River County, SDSD7,46720–

15Walworth County, SDSD5,21719–

16Moody County, SDSD6,63219–

17Hughes County, SDSD17,57018–

18Brule County, SDSD5,27818–

19Meade County, SDSD30,71116–

20Stanley County, SDSD3,01816–

21Day County, SDSD5,48416–

22Marshall County, SDSD4,42614–

23Clay County, SDSD15,03113–

24Butte County, SDSD10,85612–

25Gregory County, SDSD4,03712–

26Lawrence County, SDSD29,45911–

27Brown County, SDSD37,5619–

28Hyde County, SDSD1,1918–

29Custer County, SDSD9,4318–

30Bon Homme County, SDSD7,2448–

31Yankton County, SDSD23,6358–

32Minnehaha County, SDSD212,6917–

33Codington County, SDSD29,5627–

34Brookings County, SDSD37,6356–

35Perkins County, SDSD2,8535–

36Davison County, SDSD20,0695–

37Aurora County, SDSD2,8015–

38Haakon County, SDSD1,8025–

39Beadle County, SDSD19,6244–

40Union County, SDSD17,4024–

41Lake County, SDSD10,9934–

42Harding County, SDSD1,3313–

43Hamlin County, SDSD6,9003–

44Sully County, SDSD1,4793–

45Lincoln County, SDSD77,1452–

46Grant County, SDSD7,5342–

47Hand County, SDSD3,1212–

48Spink County, SDSD6,1552–

49Jones County, SDSD9132–

50Campbell County, SDSD1,3772–

51Clark County, SDSD4,0312–

52Miner County, SDSD2,2812–

53McCook County, SDSD5,9642–

54Hutchinson County, SDSD7,4132–

55Potter County, SDSD2,3772–

56Deuel County, SDSD4,4081–

57Sanborn County, SDSD2,3881–

58Douglas County, SDSD2,8881–

59Turner County, SDSD9,3141–

60Kingsbury County, SDSD5,2841–

61Hanson County, SDSD3,4561–

62Edmunds County, SDSD4,0221–

63Jerauld County, SDSD1,6541–

64Faulk County, SDSD2,1780–

65McPherson County, SDSD2,3470–

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