Idaho Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 1.81M Idaho population, 425.86K had Other Groups ancestry (23.51%), 418.15K had Unclassified ancestry (23.08%), and 321.04K had English ancestry (17.72%).
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 states, Idaho counties, congressional districts, and the United States.
NB: People could belong to one or more ancestry groups.
Related Topics: Idaho ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates (2021).
Idaho Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 425862 | 23.51 |
| Unclassified | 418145 | 23.08 |
| English | 321036 | 17.72 |
| German | 297647 | 16.43 |
| Irish | 165573 | 9.14 |
| American | 106420 | 5.87 |
| Scottish | 57041 | 3.15 |
| Italian | 56875 | 3.14 |
| European | 55400 | 3.06 |
| Norwegian | 51588 | 2.85 |
| Swedish | 48024 | 2.65 |
| French (except Basque) | 39225 | 2.17 |
| Danish | 31540 | 1.74 |
| Dutch | 30849 | 1.70 |
| Welsh | 24985 | 1.38 |
| Polish | 21739 | 1.20 |
| Scotch Irish | 16831 | 0.93 |
| British | 16531 | 0.91 |
| Scandinavian | 16045 | 0.89 |
| Swiss | 13053 | 0.72 |
| Russian | 9080 | 0.50 |
| French Canadian | 8891 | 0.49 |
| Basque | 7710 | 0.43 |
| Portuguese | 6696 | 0.37 |
| Northern European | 6212 | 0.34 |
| Finnish | 5789 | 0.32 |
| Czech | 5284 | 0.29 |
| Canadian | 4999 | 0.28 |
| Ukrainian | 4702 | 0.26 |
| Greek | 4690 | 0.26 |
| Hungarian | 4286 | 0.24 |
| Subsaharan African | 3906 | 0.22 |
| Austrian | 3004 | 0.17 |
| Eastern European | 2707 | 0.15 |
| Romanian | 2408 | 0.13 |
| Yugoslavian | 1925 | 0.11 |
| Czechoslovakian | 1839 | 0.10 |
| Croatian | 1720 | 0.10 |
| Lithuanian | 1522 | 0.08 |
| Lebanese | 1252 | 0.07 |
| Belgian | 1170 | 0.07 |
| African | 1158 | 0.06 |
| West Indian (except Hispanic groups) | 1012 | 0.06 |
| Iraqi | 981 | 0.05 |
| Brazilian | 968 | 0.05 |
| Slovak | 942 | 0.05 |
| Armenian | 861 | 0.05 |
| Iranian | 852 | 0.05 |
| Icelander | 845 | 0.05 |
| Australian | 760 | 0.04 |
| Bulgarian | 723 | 0.04 |
| Arab | 707 | 0.04 |
| Sudanese | 551 | 0.03 |
| Celtic | 511 | 0.03 |
| Somali | 497 | 0.03 |
| Serbian | 487 | 0.03 |
| Syrian | 480 | 0.03 |
| Slovene | 461 | 0.03 |
| Pennsylvania German | 429 | 0.02 |
| Slavic | 398 | 0.02 |
| Haitian | 397 | 0.02 |
| Nigerian | 326 | 0.02 |
| Turkish | 300 | 0.02 |
| Israeli | 299 | 0.02 |
| Latvian | 246 | 0.01 |
| Afghan | 245 | 0.01 |
| Albania | 237 | 0.01 |
| German Russian | 232 | 0.01 |
| Ethiopian | 230 | 0.01 |
| New Zealander | 226 | 0.01 |
| Egyptian | 224 | 0.01 |
| South African | 214 | 0.01 |
| Luxembourger | 213 | 0.01 |
| Jamaican | 205 | 0.01 |
| Cajun | 200 | 0.01 |
| Trinidadian and Tobagonian | 167 | 0.01 |
| Macedonian | 147 | 0.01 |
| West Indian | 124 | 0.01 |
| Moroccan | 105 | 0.01 |
| Jordanian | 102 | 0.01 |
| Maltese | 79 | 0.00 |
| Dutch West Indian | 63 | 0.00 |
| Cape Verdean | 62 | 0.00 |
| Carpatho Rusyn | 58 | 0.00 |
| Ghanaian | 54 | 0.00 |
| Belizean | 40 | 0.00 |
| Assyrian/Chaldean/Syriac | 39 | 0.00 |
| Senegalese | 21 | 0.00 |
| Estonian | 16 | 0.00 |
| Guyanese | 16 | 0.00 |
| Barbadian | 15 | 0.00 |
| Cypriot | 11 | 0.00 |
| Palestinian | 10 | 0.00 |
| Zimbabwean | 7 | 0.00 |
| Kenyan | 5 | 0.00 |
| Ugandan | 5 | 0.00 |
| US Virgin Islander | 1 | 0.00 |