RANKING · 1990 CENSUS · 65 SHOWN OF 65

Largest by population, South Dakota counties · 1990

The most populous South Dakota counties as of the 1990 population estimates. This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide. The median across all 65 is 5,523.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2025

RANKPLACESTATETOTAL POPULATIONVS –

01Minnehaha County, SDSD123,809–

02Pennington County, SDSD81,343–

03Brown County, SDSD35,580–

04Brookings County, SDSD25,207–

05Codington County, SDSD22,698–

06Meade County, SDSD21,878–

07Lawrence County, SDSD20,655–

08Yankton County, SDSD19,252–

09Beadle County, SDSD18,253–

10Davison County, SDSD17,503–

11Lincoln County, SDSD15,427–

12Hughes County, SDSD14,817–

13Clay County, SDSD13,186–

14Lake County, SDSD10,550–

15Union County, SDSD10,189–

16Roberts County, SDSD9,914–

17Charles Mix County, SDSD9,131–

18Turner County, SDSD8,576–

19Grant County, SDSD8,372–

20Todd County, SDSD8,352–

21Hutchinson County, SDSD8,262–

22Spink County, SDSD7,981–

23Butte County, SDSD7,914–

24Fall River County, SDSD7,353–

25Bon Homme County, SDSD7,089–

26Day County, SDSD6,978–

27Tripp County, SDSD6,924–

28Moody County, SDSD6,507–

29Custer County, SDSD6,179–

30Walworth County, SDSD6,087–

31Kingsbury County, SDSD5,925–

32McCook County, SDSD5,688–

33Dewey County, SDSD5,523–

34Brule County, SDSD5,485–

35Gregory County, SDSD5,359–

36Hamlin County, SDSD4,974–

37Marshall County, SDSD4,844–

38Deuel County, SDSD4,522–

39Clark County, SDSD4,403–

40Edmunds County, SDSD4,356–

41Hand County, SDSD4,272–

42Corson County, SDSD4,195–

43Perkins County, SDSD3,932–

44Douglas County, SDSD3,746–

45Lyman County, SDSD3,638–

46Miner County, SDSD3,272–

47McPherson County, SDSD3,228–

48Bennett County, SDSD3,206–

49Potter County, SDSD3,190–

50Aurora County, SDSD3,135–

51Hanson County, SDSD2,994–

52Sanborn County, SDSD2,833–

53Jackson County, SDSD2,811–

54Faulk County, SDSD2,744–

55Haakon County, SDSD2,624–

56Stanley County, SDSD2,453–

57Jerauld County, SDSD2,425–

58Ziebach County, SDSD2,220–

59Mellette County, SDSD2,137–

60Campbell County, SDSD1,965–

61Buffalo County, SDSD1,759–

62Hyde County, SDSD1,696–

63Harding County, SDSD1,669–

64Sully County, SDSD1,589–

65Jones County, SDSD1,324–

SHOWING 1–65 OF 65

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