Buffalo County, SD Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 1.97K Buffalo County, SD population, 1.62K had Other Groups ancestry (81.81%), 124 had American ancestry (6.28%), and 108 had German ancestry (5.47%).
The chart below shows the top 10 ancestry groups, and the table below shows both the number and percentages for all ancestry groups.
You can see similar information for other South Dakota counties, and for South Dakota.
Data Source: US Census - ACS 5-Year Estimates (2021).
Buffalo County, SD Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 1615 | 81.81 |
| American | 124 | 6.28 |
| German | 108 | 5.47 |
| Unclassified | 102 | 5.17 |
| Irish | 21 | 1.06 |
| Danish | 18 | 0.91 |
| Norwegian | 18 | 0.91 |
| French (except Basque) | 17 | 0.86 |
| English | 10 | 0.51 |
| Czech | 9 | 0.46 |
| Portuguese | 9 | 0.46 |
| European | 8 | 0.41 |
| Dutch | 7 | 0.36 |
| Scottish | 7 | 0.36 |
| Scotch Irish | 5 | 0.25 |
| Welsh | 2 | 0.10 |
| Romanian | 1 | 0.05 |