Ranking of South Dakota Counties By Percentage of Population Aged 25 years and above with an Educational attainment of Some College or Associates Degree in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the population of South Dakota (aged 25 years and above) who had an educational attainment of Some College or Associates Degree was 32.41%. Among all South Dakota counties, Hyde County had the highest percentage of its population (aged 25 years and above) with an educational attainment of Some College or Associates Degree (41.82%), followed by Hanson County (40.65%), and Sully County (39.22%).
The chart below shows the top 10 South Dakota counties, and the table below shows the ranking of all South Dakota counties.
You can see similar information for other educational attainments.
You can also see similar information for other states and for the United States.
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Related Topics: South Dakota ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of South Dakota Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of Some College or Associates Degree in 2021
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| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Hyde County | 41.82 |
| 2 | Hanson County | 40.65 |
| 3 | Sully County | 39.22 |
| 4 | Hand County | 38.36 |
| 5 | Douglas County | 38.20 |
| 6 | Roberts County | 37.58 |
| 7 | Perkins County | 37.45 |
| 8 | Bennett County | 37.42 |
| 9 | Meade County | 37.31 |
| 10 | Harding County | 36.98 |
| 11 | Faulk County | 36.19 |
| 12 | Moody County | 35.38 |
| 13 | Fall River County | 35.15 |
| 14 | Edmunds County | 34.61 |
| 15 | Corson County | 34.48 |
| 15 | Hutchinson County | 34.48 |
| 16 | Aurora County | 34.09 |
| 17 | Todd County | 34.02 |
| 18 | Minnehaha County | 33.89 |
| 19 | Jackson County | 33.45 |
| 20 | Davison County | 33.37 |
| 21 | Haakon County | 33.26 |
| 22 | Buffalo County | 33.13 |
| 23 | Pennington County | 33.00 |
| 24 | Oglala Lakota County | 32.92 |
| 25 | Gregory County | 32.82 |
| 26 | Turner County | 32.74 |
| 27 | Day County | 32.71 |
| 28 | Codington County | 32.60 |
| 29 | Ziebach County | 32.55 |
| 30 | Bon Homme County | 32.42 |
| 31 | Marshall County | 32.40 |
| 32 | Hughes County | 32.34 |
| 33 | Deuel County | 32.21 |
| 34 | Spink County | 32.05 |
| 35 | Union County | 31.83 |
| 36 | Hamlin County | 31.66 |
| 36 | Lawrence County | 31.66 |
| 37 | Lyman County | 31.45 |
| 38 | Yankton County | 31.38 |
| 39 | Lincoln County | 31.36 |
| 40 | Charles Mix County | 30.85 |
| 41 | Sanborn County | 30.84 |
| 42 | Lake County | 30.80 |
| 43 | Potter County | 30.60 |
| 44 | Butte County | 30.50 |
| 45 | Custer County | 30.13 |
| 46 | Brown County | 30.11 |
| 47 | Mellette County | 29.92 |
| 48 | Clark County | 29.80 |
| 49 | Dewey County | 29.78 |
| 50 | McCook County | 29.71 |
| 51 | Grant County | 29.60 |
| 52 | Kingsbury County | 29.37 |
| 53 | Campbell County | 29.16 |
| 54 | Walworth County | 28.84 |
| 55 | Miner County | 28.83 |
| 56 | Brookings County | 28.72 |
| 57 | Brule County | 28.57 |
| 58 | Stanley County | 28.47 |
| 59 | Beadle County | 28.15 |
| 60 | Jerauld County | 28.01 |
| 61 | Tripp County | 26.72 |
| 62 | McPherson County | 25.05 |
| 63 | Clay County | 23.23 |
| 64 | Jones County | 21.56 |