RANKING · 1990 CENSUS · 65 SHOWN OF 65

Largest senior population, South Dakota counties · 1990

South Dakota counties home to the most residents aged 65 and over as of 1990. Ranked by number of people, not the senior share. This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide.

South DakotaAll states All rankings

SAME RANKING BYCities States Metros

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPRESIDENTS 65 AND OVERVS –

01Minnehaha County, SDSD212,69114,380–

02Pennington County, SDSD116,7928,174–

03Brown County, SDSD37,5615,371–

04Codington County, SDSD29,5623,622–

05Beadle County, SDSD19,6243,330–

06Davison County, SDSD20,0693,044–

07Brookings County, SDSD37,6352,978–

08Lawrence County, SDSD29,4592,952–

09Yankton County, SDSD23,6352,876–

10Lincoln County, SDSD77,1452,219–

11Meade County, SDSD30,7112,147–

12Hutchinson County, SDSD7,4132,135–

13Turner County, SDSD9,3141,928–

14Lake County, SDSD10,9931,917–

15Roberts County, SDSD10,2551,861–

16Hughes County, SDSD17,5701,771–

17Union County, SDSD17,4021,693–

18Day County, SDSD5,4841,624–

19Charles Mix County, SDSD9,3031,607–

20Bon Homme County, SDSD7,2441,594–

21Fall River County, SDSD7,4671,571–

22Grant County, SDSD7,5341,509–

23Spink County, SDSD6,1551,476–

24Kingsbury County, SDSD5,2841,408–

25Clay County, SDSD15,0311,364–

26McCook County, SDSD5,9641,291–

27Walworth County, SDSD5,2171,289–

28Butte County, SDSD10,8561,258–

29Gregory County, SDSD4,0371,215–

30Tripp County, SDSD5,7081,188–

31Moody County, SDSD6,6321,151–

32Hamlin County, SDSD6,9001,126–

33Marshall County, SDSD4,4261,052–

34Edmunds County, SDSD4,022998–

35Clark County, SDSD4,031955–

36Deuel County, SDSD4,408937–

37Custer County, SDSD9,431926–

38Brule County, SDSD5,278907–

39McPherson County, SDSD2,347889–

40Hand County, SDSD3,121869–

41Perkins County, SDSD2,853827–

42Miner County, SDSD2,281800–

43Douglas County, SDSD2,888783–

44Potter County, SDSD2,377685–

45Aurora County, SDSD2,801681–

46Jerauld County, SDSD1,654588–

47Faulk County, SDSD2,178572–

48Todd County, SDSD8,863553–

49Sanborn County, SDSD2,388537–

50Hanson County, SDSD3,456489–

51Lyman County, SDSD3,694482–

52Dewey County, SDSD5,419459–

53Corson County, SDSD3,781449–

54Campbell County, SDSD1,377399–

55Hyde County, SDSD1,191397–

56Haakon County, SDSD1,802380–

57Bennett County, SDSD3,307379–

58Jackson County, SDSD2,666353–

59Mellette County, SDSD2,137280–

60Stanley County, SDSD3,018262–

61Sully County, SDSD1,479242–

62Harding County, SDSD1,331229–

63Jones County, SDSD913227–

64Ziebach County, SDSD2,389173–

65Buffalo County, SDSD1,802132–

SHOWING 1–65 OF 65

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS