St. Charles County, MO Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 402.38K St. Charles County, MO population, 131.61K had German ancestry (32.71%), 86.31K had Unclassified ancestry (21.45%), and 68.01K had Other Groups ancestry (16.90%).
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 Missouri counties, and for Missouri.
Data Source: US Census - ACS 5-Year Estimates (2021).
St. Charles County, MO Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 131610 | 32.71 |
| Unclassified | 86314 | 21.45 |
| Other Groups | 68007 | 16.90 |
| Irish | 65591 | 16.30 |
| English | 44092 | 10.96 |
| American | 27292 | 6.78 |
| Italian | 25069 | 6.23 |
| French (except Basque) | 14985 | 3.72 |
| Polish | 12471 | 3.10 |
| European | 7742 | 1.92 |
| Scottish | 6985 | 1.74 |
| Dutch | 4788 | 1.19 |
| Scotch Irish | 3054 | 0.76 |
| Swedish | 3027 | 0.75 |
| Norwegian | 2852 | 0.71 |
| British | 2538 | 0.63 |
| Subsaharan African | 2039 | 0.51 |
| Czech | 1868 | 0.46 |
| Welsh | 1828 | 0.45 |
| Russian | 1586 | 0.39 |
| Scandinavian | 1481 | 0.37 |
| Hungarian | 1471 | 0.37 |
| Swiss | 1305 | 0.32 |
| African | 1283 | 0.32 |
| Danish | 1162 | 0.29 |
| French Canadian | 1119 | 0.28 |
| Austrian | 1089 | 0.27 |
| Greek | 943 | 0.23 |
| Lithuanian | 819 | 0.20 |
| Ukrainian | 761 | 0.19 |
| Croatian | 734 | 0.18 |
| Northern European | 713 | 0.18 |
| Canadian | 682 | 0.17 |
| Eastern European | 639 | 0.16 |
| Czechoslovakian | 494 | 0.12 |
| Belgian | 470 | 0.12 |
| Egyptian | 426 | 0.11 |
| West Indian (except Hispanic groups) | 407 | 0.10 |
| Finnish | 378 | 0.09 |
| Iranian | 376 | 0.09 |
| Portuguese | 359 | 0.09 |
| Lebanese | 344 | 0.09 |
| Brazilian | 331 | 0.08 |
| Slovak | 312 | 0.08 |
| Nigerian | 267 | 0.07 |
| Romanian | 257 | 0.06 |
| Yugoslavian | 229 | 0.06 |
| Armenian | 192 | 0.05 |
| Jamaican | 173 | 0.04 |
| Israeli | 170 | 0.04 |
| Ethiopian | 169 | 0.04 |
| Turkish | 133 | 0.03 |
| Pennsylvania German | 130 | 0.03 |
| Serbian | 121 | 0.03 |
| British West Indian | 121 | 0.03 |
| Macedonian | 112 | 0.03 |
| Slovene | 109 | 0.03 |
| Kenyan | 108 | 0.03 |
| Latvian | 95 | 0.02 |
| Palestinian | 90 | 0.02 |
| Slavic | 89 | 0.02 |
| New Zealander | 84 | 0.02 |
| Bulgarian | 82 | 0.02 |
| Australian | 81 | 0.02 |
| Cajun | 76 | 0.02 |
| Luxembourger | 75 | 0.02 |
| Maltese | 74 | 0.02 |
| Ugandan | 71 | 0.02 |
| Haitian | 65 | 0.02 |
| South African | 45 | 0.01 |
| Belizean | 27 | 0.01 |
| Syrian | 26 | 0.01 |
| West Indian | 21 | 0.01 |
| Estonian | 20 | 0.01 |
| Ghanaian | 11 | 0.00 |
| Afghan | 10 | 0.00 |
| Jordanian | 10 | 0.00 |
| Somali | 10 | 0.00 |
| Alsatian | 8 | 0.00 |
| Moroccan | 7 | 0.00 |
| Icelander | 7 | 0.00 |
| Cypriot | 6 | 0.00 |
| German Russian | 2 | 0.00 |