IL Congressional District 15 Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 4, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 683.59K IL Congressional District 15 population, 223.84K had Unclassified ancestry (32.74%), 179.19K had German ancestry (26.21%), and 108.35K had Other Groups ancestry (15.85%).
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 also see similar information for other Illinois congressional districts, Illinois counties, and for Illinois.
Data Source: US Census - ACS 5-Year Estimates (2021).
IL Congressional District 15 Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 223836 | 32.74 |
| German | 179193 | 26.21 |
| Other Groups | 108346 | 15.85 |
| Irish | 77964 | 11.41 |
| English | 68231 | 9.98 |
| American | 54706 | 8.00 |
| Italian | 14776 | 2.16 |
| French (except Basque) | 14298 | 2.09 |
| Polish | 12256 | 1.79 |
| Scottish | 9544 | 1.40 |
| European | 9364 | 1.37 |
| Dutch | 8649 | 1.26 |
| Scotch Irish | 5918 | 0.87 |
| Swedish | 5731 | 0.84 |
| Welsh | 3855 | 0.56 |
| Norwegian | 3388 | 0.50 |
| Swiss | 3102 | 0.45 |
| British | 2950 | 0.43 |
| Scandinavian | 1910 | 0.28 |
| French Canadian | 1678 | 0.25 |
| Czech | 1519 | 0.22 |
| Lithuanian | 1302 | 0.19 |
| Pennsylvania German | 1301 | 0.19 |
| Hungarian | 1112 | 0.16 |
| Greek | 933 | 0.14 |
| Subsaharan African | 855 | 0.13 |
| Danish | 847 | 0.12 |
| Russian | 801 | 0.12 |
| Eastern European | 741 | 0.11 |
| Austrian | 730 | 0.11 |
| Belgian | 727 | 0.11 |
| Canadian | 694 | 0.10 |
| Northern European | 637 | 0.09 |
| African | 575 | 0.08 |
| Ukrainian | 469 | 0.07 |
| Croatian | 452 | 0.07 |
| Czechoslovakian | 421 | 0.06 |
| Slovak | 408 | 0.06 |
| Portuguese | 352 | 0.05 |
| Romanian | 292 | 0.04 |
| Finnish | 286 | 0.04 |
| West Indian (except Hispanic groups) | 268 | 0.04 |
| Macedonian | 178 | 0.03 |
| Yugoslavian | 177 | 0.03 |
| Palestinian | 158 | 0.02 |
| Nigerian | 156 | 0.02 |
| Iranian | 149 | 0.02 |
| Slavic | 140 | 0.02 |
| Bulgarian | 129 | 0.02 |
| Jamaican | 128 | 0.02 |
| Brazilian | 85 | 0.01 |
| Albania | 83 | 0.01 |
| Australian | 73 | 0.01 |
| Serbian | 73 | 0.01 |
| Arab | 71 | 0.01 |
| Lebanese | 65 | 0.01 |
| Syrian | 56 | 0.01 |
| Slovene | 52 | 0.01 |
| Egyptian | 46 | 0.01 |
| Armenian | 46 | 0.01 |
| Assyrian/Chaldean/Syriac | 43 | 0.01 |
| Latvian | 41 | 0.01 |
| Barbadian | 39 | 0.01 |
| Haitian | 36 | 0.01 |
| Celtic | 35 | 0.01 |
| Ghanaian | 34 | 0.01 |
| Belizean | 24 | 0.00 |
| Dutch West Indian | 22 | 0.00 |
| Luxembourger | 20 | 0.00 |
| Icelander | 19 | 0.00 |
| South African | 14 | 0.00 |
| Iraqi | 13 | 0.00 |
| Cajun | 13 | 0.00 |
| US Virgin Islander | 11 | 0.00 |
| Sierra Leonean | 10 | 0.00 |
| Sudanese | 10 | 0.00 |
| Turkish | 8 | 0.00 |
| New Zealander | 6 | 0.00 |
| Ugandan | 4 | 0.00 |
| Bermudan | 4 | 0.00 |
| West Indian | 4 | 0.00 |
| Alsatian | 3 | 0.00 |
| German Russian | 3 | 0.00 |
| Afghan | 2 | 0.00 |
| Moroccan | 2 | 0.00 |
| Estonian | 2 | 0.00 |
| Kenyan | 2 | 0.00 |