McLean County, IL Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 171.46K McLean County, IL population, 45.78K had German ancestry (26.70%), 35.85K had Other Groups ancestry (20.91%), and 34.83K had Unclassified ancestry (20.31%).
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 Illinois counties, and for Illinois.
Data Source: US Census - ACS 5-Year Estimates (2021).
McLean County, IL Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 45782 | 26.70 |
| Other Groups | 35849 | 20.91 |
| Unclassified | 34825 | 20.31 |
| Irish | 25603 | 14.93 |
| English | 19269 | 11.24 |
| American | 7142 | 4.17 |
| Italian | 5804 | 3.39 |
| Polish | 5324 | 3.11 |
| Swedish | 3600 | 2.10 |
| European | 3200 | 1.87 |
| Scottish | 2981 | 1.74 |
| French (except Basque) | 2822 | 1.65 |
| Norwegian | 2245 | 1.31 |
| Dutch | 1962 | 1.14 |
| Russian | 1559 | 0.91 |
| Subsaharan African | 1395 | 0.81 |
| Scotch Irish | 1103 | 0.64 |
| Welsh | 975 | 0.57 |
| Danish | 935 | 0.55 |
| British | 766 | 0.45 |
| Czech | 765 | 0.45 |
| Swiss | 654 | 0.38 |
| African | 639 | 0.37 |
| Hungarian | 632 | 0.37 |
| Scandinavian | 489 | 0.28 |
| Greek | 482 | 0.28 |
| French Canadian | 472 | 0.28 |
| Northern European | 393 | 0.23 |
| Slovak | 380 | 0.22 |
| Belgian | 333 | 0.19 |
| Austrian | 319 | 0.19 |
| Eastern European | 313 | 0.18 |
| West Indian (except Hispanic groups) | 303 | 0.18 |
| Lithuanian | 287 | 0.17 |
| Croatian | 209 | 0.12 |
| Arab | 202 | 0.12 |
| Jamaican | 181 | 0.11 |
| Ukrainian | 164 | 0.10 |
| Canadian | 158 | 0.09 |
| Finnish | 148 | 0.09 |
| Nigerian | 148 | 0.09 |
| Czechoslovakian | 145 | 0.09 |
| Slovene | 145 | 0.09 |
| Lebanese | 142 | 0.08 |
| Romanian | 139 | 0.08 |
| Turkish | 138 | 0.08 |
| Portuguese | 120 | 0.07 |
| Moroccan | 88 | 0.05 |
| Ethiopian | 82 | 0.05 |
| Slavic | 78 | 0.05 |
| Palestinian | 76 | 0.04 |
| Serbian | 72 | 0.04 |
| Yugoslavian | 68 | 0.04 |
| Haitian | 55 | 0.03 |
| Jordanian | 46 | 0.03 |
| German Russian | 44 | 0.03 |
| Iranian | 42 | 0.02 |
| Pennsylvania German | 40 | 0.02 |
| Australian | 38 | 0.02 |
| Luxembourger | 37 | 0.02 |
| Belizean | 31 | 0.02 |
| Macedonian | 29 | 0.02 |
| Brazilian | 27 | 0.02 |
| Latvian | 27 | 0.02 |
| Estonian | 23 | 0.01 |
| Cajun | 22 | 0.01 |
| Icelander | 18 | 0.01 |
| Celtic | 17 | 0.01 |
| Dutch West Indian | 17 | 0.01 |
| Syrian | 16 | 0.01 |
| Albania | 15 | 0.01 |
| South African | 14 | 0.01 |
| Cape Verdean | 13 | 0.01 |
| Senegalese | 12 | 0.01 |
| West Indian | 12 | 0.01 |
| Alsatian | 7 | 0.00 |
| Ghanaian | 7 | 0.00 |
| Basque | 6 | 0.00 |
| Cypriot | 6 | 0.00 |
| Barbadian | 4 | 0.00 |
| Trinidadian and Tobagonian | 3 | 0.00 |
| Israeli | 1 | 0.00 |