Ranking of South Dakota Counties By Percentage of Population with Other Groups Ancestry in 2021
Updated on April 16, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, there were 159.50K people in South Dakota with Other Groups ancestry (18.09% of South Dakota population). Among all South Dakota counties, Todd County had the highest percentage of its population with Other Groups ancestry (91.79%), followed by Oglala Lakota County (90.58%), and Buffalo County (81.81%).
The chart and table below shows the top 10 counties with high percentage of its population having Other Groups ancestry.
You can see similar information for other states and for other ancestry groups in South Dakota.
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Related Topics: South Dakota ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census Bureau.
Ranking of South Dakota Counties By Percentage of Population with Other Groups Ancestry in 2021
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| Rank | County | Percentage of Pop. (%) |
|---|---|---|
| 1 | Todd County | 91.79 |
| 2 | Oglala Lakota County | 90.58 |
| 3 | Buffalo County | 81.81 |
| 4 | Dewey County | 79.84 |
| 5 | Ziebach County | 78.66 |
| 6 | Corson County | 73.09 |
| 7 | Mellette County | 67.07 |
| 8 | Jackson County | 65.80 |
| 9 | Bennett County | 64.15 |
| 10 | Lyman County | 44.61 |
| 11 | Roberts County | 41.77 |
| 12 | Charles Mix County | 36.65 |
| 13 | Moody County | 24.07 |
| 14 | Beadle County | 23.18 |
| 15 | Pennington County | 20.56 |
| 16 | Fall River County | 19.96 |
| 17 | Jones County | 19.21 |
| 18 | Tripp County | 19.13 |
| 19 | Brule County | 17.67 |
| 20 | Day County | 17.55 |
| 21 | Marshall County | 16.99 |
| 22 | Walworth County | 15.74 |
| 23 | Hughes County | 15.62 |
| 24 | Minnehaha County | 14.78 |
| 25 | Meade County | 14.60 |
| 26 | Gregory County | 14.44 |
| 27 | Bon Homme County | 13.60 |
| 28 | Lawrence County | 13.14 |
| 29 | Brown County | 12.95 |
| 30 | Lake County | 12.81 |
| 31 | Custer County | 12.54 |
| 32 | Aurora County | 12.23 |
| 33 | Grant County | 11.63 |
| 34 | Brookings County | 11.31 |
| 35 | Butte County | 11.24 |
| 36 | Union County | 11.19 |
| 37 | Clay County | 10.62 |
| 38 | Lincoln County | 10.41 |
| 39 | Stanley County | 10.26 |
| 40 | Yankton County | 10.23 |
| 41 | Harding County | 10.18 |
| 42 | Potter County | 10.03 |
| 43 | Codington County | 9.99 |
| 44 | Jerauld County | 9.94 |
| 44 | Perkins County | 9.94 |
| 45 | Haakon County | 9.90 |
| 46 | Davison County | 9.83 |
| 47 | Clark County | 9.31 |
| 48 | Douglas County | 9.27 |
| 48 | Hyde County | 9.27 |
| 49 | Kingsbury County | 9.14 |
| 50 | Sanborn County | 8.94 |
| 51 | Hamlin County | 8.60 |
| 52 | Spink County | 7.96 |
| 53 | Miner County | 7.72 |
| 54 | McCook County | 7.36 |
| 55 | Turner County | 7.29 |
| 56 | Deuel County | 6.96 |
| 57 | McPherson County | 6.33 |
| 58 | Hutchinson County | 6.23 |
| 59 | Hanson County | 5.86 |
| 60 | Edmunds County | 5.79 |
| 61 | Sully County | 5.55 |
| 62 | Campbell County | 5.49 |
| 63 | Hand County | 4.93 |
| 64 | Faulk County | 4.87 |