Alton 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 25.90K Alton city, IL population, 9.17K had Other Groups ancestry (35.39%), 6.32K had Unclassified ancestry (24.38%), and 4.94K had German ancestry (19.08%).
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).
Alton city, IL Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 9167 | 35.39 |
| Unclassified | 6316 | 24.38 |
| German | 4943 | 19.08 |
| Irish | 3293 | 12.71 |
| English | 2152 | 8.31 |
| American | 1008 | 3.89 |
| Italian | 886 | 3.42 |
| Polish | 402 | 1.55 |
| French (except Basque) | 391 | 1.51 |
| European | 350 | 1.35 |
| Scottish | 302 | 1.17 |
| Subsaharan African | 282 | 1.09 |
| Scotch Irish | 258 | 1.00 |
| Dutch | 201 | 0.78 |
| African | 184 | 0.71 |
| Welsh | 164 | 0.63 |
| Russian | 131 | 0.51 |
| Croatian | 104 | 0.40 |
| West Indian (except Hispanic groups) | 104 | 0.40 |
| Norwegian | 98 | 0.38 |
| Swedish | 88 | 0.34 |
| Scandinavian | 83 | 0.32 |
| Northern European | 70 | 0.27 |
| Albania | 66 | 0.26 |
| Romanian | 66 | 0.26 |
| Eastern European | 65 | 0.25 |
| British | 64 | 0.25 |
| Jamaican | 59 | 0.23 |
| Czech | 56 | 0.22 |
| Nigerian | 56 | 0.22 |
| Greek | 54 | 0.21 |
| Slovak | 48 | 0.19 |
| Hungarian | 39 | 0.15 |
| Slavic | 35 | 0.14 |
| Austrian | 33 | 0.13 |
| French Canadian | 31 | 0.12 |
| Dutch West Indian | 31 | 0.12 |
| Macedonian | 25 | 0.10 |
| Australian | 24 | 0.09 |
| Ethiopian | 24 | 0.09 |
| Swiss | 24 | 0.09 |
| Canadian | 23 | 0.09 |
| Syrian | 19 | 0.07 |
| Ukrainian | 18 | 0.07 |
| Celtic | 17 | 0.07 |
| Finnish | 15 | 0.06 |
| Danish | 14 | 0.05 |
| Belizean | 14 | 0.05 |
| Lebanese | 13 | 0.05 |
| Latvian | 12 | 0.05 |