RANKING · 1990 CENSUS · 65 SHOWN OF 65

Fewest graduate degrees, South Dakota counties · 1990

South Dakota counties with the smallest share of adults 25+ holding a graduate or professional degree (2023 ACS). This list covers the 65 counties in South Dakota that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPGRADUATE DEGREEVS 2000

01Buffalo County, SDSD1,8021.0%−15%

02Sully County, SDSD1,4791.0%−69%

03Clark County, SDSD4,0311.3%−36%

04Marshall County, SDSD4,4261.9%−46%

05Jackson County, SDSD2,6661.9%−45%

06Hamlin County, SDSD6,9002.0%−48%

07Grant County, SDSD7,5342.0%−53%

08Tripp County, SDSD5,7082.0%−20%

09Miner County, SDSD2,2812.1%−10%

10Aurora County, SDSD2,8012.2%−21%

11Campbell County, SDSD1,3772.2%−14%

12Gregory County, SDSD4,0372.2%−23%

13Charles Mix County, SDSD9,3032.2%−32%

14Edmunds County, SDSD4,0222.2%−32%

15Ziebach County, SDSD2,3892.3%−21%

16Faulk County, SDSD2,1782.4%+5%

17Deuel County, SDSD4,4082.4%−30%

18Jerauld County, SDSD1,6542.5%−26%

19Kingsbury County, SDSD5,2842.5%−20%

20McPherson County, SDSD2,3472.6%+4%

21Turner County, SDSD9,3142.6%−34%

22Harding County, SDSD1,3312.7%+183%

23Douglas County, SDSD2,8882.7%−27%

24Haakon County, SDSD1,8022.8%−20%

25Hand County, SDSD3,1212.8%−8%

26Corson County, SDSD3,7812.8%+80%

27Lyman County, SDSD3,6942.8%−31%

28Roberts County, SDSD10,2552.9%−23%

29Spink County, SDSD6,1552.9%−18%

30Dewey County, SDSD5,4192.9%−11%

31Hutchinson County, SDSD7,4133.0%−9%

32McCook County, SDSD5,9643.0%−26%

33Bennett County, SDSD3,3073.0%+0%

34Potter County, SDSD2,3773.1%−6%

35Day County, SDSD5,4843.1%−6%

36Sanborn County, SDSD2,3883.2%+7%

37Mellette County, SDSD2,1373.3%+70%

38Butte County, SDSD10,8563.3%+13%

39Moody County, SDSD6,6323.3%−27%

40Beadle County, SDSD19,6243.4%+4%

41Bon Homme County, SDSD7,2443.5%−15%

42Hyde County, SDSD1,1913.5%−3%

43Jones County, SDSD9133.6%−0%

44Stanley County, SDSD3,0183.6%−38%

45Codington County, SDSD29,5623.7%−25%

46Walworth County, SDSD5,2174.0%+45%

47Perkins County, SDSD2,8534.0%+15%

48Brule County, SDSD5,2784.3%−3%

49Davison County, SDSD20,0694.3%−23%

50Fall River County, SDSD7,4674.5%−36%

51Custer County, SDSD9,4314.5%−36%

52Hanson County, SDSD3,4564.5%+62%

53Lincoln County, SDSD77,1454.6%−27%

54Meade County, SDSD30,7114.8%−0%

55Union County, SDSD17,4024.8%−45%

56Todd County, SDSD8,8635.0%+10%

57Lake County, SDSD10,9935.1%−9%

58Lawrence County, SDSD29,4595.1%−28%

59Minnehaha County, SDSD212,6915.4%−21%

60Brown County, SDSD37,5615.9%−6%

61Yankton County, SDSD23,6356.1%−15%

62Pennington County, SDSD116,7926.4%−20%

63Hughes County, SDSD17,5707.1%−10%

64Brookings County, SDSD37,63511.9%−4%

65Clay County, SDSD15,03119.5%+12%

SHOWING 1–65 OF 65

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