RANKING · 2010 CENSUS · 65 SHOWN OF 65

Least educated, South Dakota counties · 2010

South Dakota counties with the smallest share of adults 25+ holding a bachelor's degree or higher (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

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Buffalo County, SDSD1,8028.3%+54%

02Jerauld County, SDSD1,65411.0%−11%

03Ziebach County, SDSD2,38912.0%−1%

04Aurora County, SDSD2,80112.2%−4%

05Clark County, SDSD4,03112.5%+10%

06Dewey County, SDSD5,41912.6%+4%

07Corson County, SDSD3,78114.3%+26%

08Gregory County, SDSD4,03714.7%+23%

09McPherson County, SDSD2,34714.8%+38%

10Mellette County, SDSD2,13714.9%−10%

11Roberts County, SDSD10,25515.0%+12%

12Sanborn County, SDSD2,38815.3%+3%

13Bon Homme County, SDSD7,24415.4%+1%

14Grant County, SDSD7,53415.5%+5%

15Faulk County, SDSD2,17815.5%+18%

16Charles Mix County, SDSD9,30315.5%+10%

17Jones County, SDSD91315.6%−12%

18Bennett County, SDSD3,30715.7%+24%

19Spink County, SDSD6,15515.9%+10%

20Douglas County, SDSD2,88816.0%+10%

21Tripp County, SDSD5,70816.0%+19%

22Marshall County, SDSD4,42616.7%+3%

23Hamlin County, SDSD6,90016.7%+31%

24Hyde County, SDSD1,19116.8%+5%

25Campbell County, SDSD1,37716.9%+15%

26Hand County, SDSD3,12117.1%+10%

27Miner County, SDSD2,28117.5%+30%

28Day County, SDSD5,48417.7%+15%

29Perkins County, SDSD2,85317.8%+22%

30Deuel County, SDSD4,40817.8%+34%

31Todd County, SDSD8,86318.1%+50%

32Hanson County, SDSD3,45618.9%+35%

33Butte County, SDSD10,85619.2%+57%

34Jackson County, SDSD2,66619.4%+19%

35Beadle County, SDSD19,62419.7%+7%

36Lyman County, SDSD3,69419.8%+24%

37Potter County, SDSD2,37719.9%+23%

38Haakon County, SDSD1,80220.0%+30%

39Fall River County, SDSD7,46720.2%+5%

40Kingsbury County, SDSD5,28420.3%+25%

41McCook County, SDSD5,96420.4%+25%

42Edmunds County, SDSD4,02220.5%+33%

43Meade County, SDSD30,71121.0%+25%

44Walworth County, SDSD5,21721.3%+35%

45Davison County, SDSD20,06921.5%+7%

46Turner County, SDSD9,31421.5%+27%

47Moody County, SDSD6,63221.7%+24%

48Hutchinson County, SDSD7,41321.7%+54%

49Lake County, SDSD10,99322.1%+5%

50Codington County, SDSD29,56222.7%+21%

51Brown County, SDSD37,56124.1%+2%

52Sully County, SDSD1,47925.1%+52%

53Brule County, SDSD5,27825.2%+22%

54Yankton County, SDSD23,63526.8%+16%

55Stanley County, SDSD3,01827.7%+25%

56Pennington County, SDSD116,79227.8%+11%

57Custer County, SDSD9,43128.6%+17%

58Minnehaha County, SDSD212,69128.9%+11%

59Union County, SDSD17,40229.1%+11%

60Lawrence County, SDSD29,45931.8%+32%

61Hughes County, SDSD17,57033.3%+4%

62Harding County, SDSD1,33134.3%+93%

63Lincoln County, SDSD77,14536.9%+45%

64Brookings County, SDSD37,63537.7%+17%

65Clay County, SDSD15,03140.4%+5%

SHOWING 1–65 OF 65

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