Crystal Lake city, IL Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 7, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 40.08K Crystal Lake city, IL population, 10.20K had German ancestry (25.46%), 8.29K had Unclassified ancestry (20.67%), and 6.81K had Other Groups ancestry (17.00%).
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 cities and places, Illinois counties, and for Illinois.
Data Source: US Census - ACS 5-Year Estimates (2021).
Crystal Lake city, IL Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 10203 | 25.46 |
| Unclassified | 8285 | 20.67 |
| Other Groups | 6813 | 17.00 |
| Irish | 6073 | 15.15 |
| Italian | 5026 | 12.54 |
| Polish | 4398 | 10.97 |
| English | 3083 | 7.69 |
| American | 1592 | 3.97 |
| Swedish | 1464 | 3.65 |
| Norwegian | 1169 | 2.92 |
| French (except Basque) | 732 | 1.83 |
| Czech | 725 | 1.81 |
| Scottish | 697 | 1.74 |
| European | 556 | 1.39 |
| Ukrainian | 372 | 0.93 |
| Austrian | 319 | 0.80 |
| Dutch | 307 | 0.77 |
| Lithuanian | 291 | 0.73 |
| Greek | 274 | 0.68 |
| Danish | 254 | 0.63 |
| French Canadian | 251 | 0.63 |
| Scandinavian | 237 | 0.59 |
| Russian | 231 | 0.58 |
| Scotch Irish | 204 | 0.51 |
| British | 200 | 0.50 |
| Croatian | 182 | 0.45 |
| Welsh | 178 | 0.44 |
| Hungarian | 175 | 0.44 |
| Belgian | 162 | 0.40 |
| Romanian | 137 | 0.34 |
| Finnish | 112 | 0.28 |
| Slovak | 101 | 0.25 |
| Swiss | 100 | 0.25 |
| Maltese | 97 | 0.24 |
| Portuguese | 93 | 0.23 |
| Brazilian | 88 | 0.22 |
| Canadian | 88 | 0.22 |
| Northern European | 84 | 0.21 |
| Slovene | 79 | 0.20 |
| Latvian | 72 | 0.18 |
| Serbian | 59 | 0.15 |
| Czechoslovakian | 58 | 0.14 |
| Pennsylvania German | 58 | 0.14 |
| Luxembourger | 45 | 0.11 |
| Eastern European | 40 | 0.10 |
| Subsaharan African | 33 | 0.08 |
| Armenian | 30 | 0.08 |
| Lebanese | 28 | 0.07 |
| Nigerian | 22 | 0.06 |
| Slavic | 20 | 0.05 |