Atchison County, MO Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 5.31K Atchison County, MO population, 1.57K had Unclassified ancestry (29.46%), 1.56K had German ancestry (29.37%), and 762 had Irish ancestry (14.35%).
The chart below shows the top 10 ancestry groups by percentage, and the table below shows both the population and percentages for many ancestry groups.
You can see similar information for other Missouri counties, and for Missouri.
NB: People could belong to one or more ancestry groups.
Data Source: US Census Bureau.
Atchison County, MO Population By Ancestry in 2021
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| Ancestry | Population | Percent of Pop. (%) |
|---|---|---|
| Unclassified | 1565 | 29.46 |
| German | 1560 | 29.37 |
| Irish | 762 | 14.35 |
| English | 577 | 10.86 |
| American | 504 | 9.49 |
| Other Groups | 490 | 9.22 |
| Scotch Irish | 131 | 2.47 |
| European | 92 | 1.73 |
| Scottish | 69 | 1.30 |
| French (except Basque) | 54 | 1.02 |
| Czech | 53 | 1.00 |
| Italian | 52 | 0.98 |
| Norwegian | 49 | 0.92 |
| Russian | 39 | 0.73 |
| Dutch | 38 | 0.72 |
| Polish | 37 | 0.70 |
| Scandinavian | 36 | 0.68 |
| Welsh | 26 | 0.49 |
| Swedish | 24 | 0.45 |
| Danish | 23 | 0.43 |
| Northern European | 18 | 0.34 |
| British | 15 | 0.28 |
| Greek | 11 | 0.21 |
| Swiss | 9 | 0.17 |
| Eastern European | 6 | 0.11 |
| Pennsylvania German | 2 | 0.04 |
| Slavic | 2 | 0.04 |
| Romanian | 1 | 0.02 |
| Slovak | 1 | 0.02 |