Ogle 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 51.79K Ogle County, IL population, 15.65K had German ancestry (30.21%), 13.28K had Unclassified ancestry (25.63%), and 9.21K had Other Groups ancestry (17.79%).
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).
Ogle County, IL Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 15646 | 30.21 |
| Unclassified | 13275 | 25.63 |
| Other Groups | 9211 | 17.79 |
| Irish | 7135 | 13.78 |
| English | 4476 | 8.64 |
| Swedish | 2974 | 5.74 |
| American | 2723 | 5.26 |
| Italian | 2635 | 5.09 |
| Norwegian | 1785 | 3.45 |
| Polish | 1707 | 3.30 |
| French (except Basque) | 998 | 1.93 |
| Dutch | 927 | 1.79 |
| European | 642 | 1.24 |
| Scottish | 637 | 1.23 |
| Scotch Irish | 416 | 0.80 |
| Swiss | 273 | 0.53 |
| Scandinavian | 242 | 0.47 |
| Russian | 236 | 0.46 |
| Welsh | 197 | 0.38 |
| Danish | 192 | 0.37 |
| British | 188 | 0.36 |
| Lithuanian | 182 | 0.35 |
| Greek | 150 | 0.29 |
| Czech | 135 | 0.26 |
| Hungarian | 128 | 0.25 |
| Finnish | 124 | 0.24 |
| Subsaharan African | 106 | 0.21 |
| Austrian | 104 | 0.20 |
| African | 104 | 0.20 |
| West Indian (except Hispanic groups) | 89 | 0.17 |
| French Canadian | 84 | 0.16 |
| Jamaican | 79 | 0.15 |
| Belgian | 78 | 0.15 |
| Bulgarian | 63 | 0.12 |
| Canadian | 61 | 0.12 |
| Czechoslovakian | 61 | 0.12 |
| Slovak | 48 | 0.09 |
| Albania | 42 | 0.08 |
| Macedonian | 40 | 0.08 |
| Croatian | 35 | 0.07 |
| Yugoslavian | 33 | 0.06 |
| Serbian | 30 | 0.06 |
| Northern European | 26 | 0.05 |
| Eastern European | 24 | 0.05 |
| Pennsylvania German | 23 | 0.04 |
| Celtic | 19 | 0.04 |
| Slovene | 19 | 0.04 |
| Luxembourger | 17 | 0.03 |
| Portuguese | 17 | 0.03 |
| Arab | 16 | 0.03 |
| Ukrainian | 15 | 0.03 |
| Jordanian | 14 | 0.03 |
| Brazilian | 12 | 0.02 |
| Haitian | 10 | 0.02 |
| Icelander | 9 | 0.02 |
| Latvian | 4 | 0.01 |
| Cajun | 3 | 0.01 |
| Nigerian | 2 | 0.00 |
| Turkish | 2 | 0.00 |
| Palestinian | 1 | 0.00 |
| Romanian | 1 | 0.00 |