Tolland County, CT Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 150.12K Tolland County, CT population, 37.96K had Unclassified ancestry (25.29%), 25.19K had Irish ancestry (16.78%), and 21.65K had Other Groups ancestry (14.42%).
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 Connecticut counties, and for Connecticut.
Data Source: US Census - ACS 5-Year Estimates (2021).
Tolland County, CT Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 37959 | 25.29 |
| Irish | 25188 | 16.78 |
| Other Groups | 21648 | 14.42 |
| Italian | 20604 | 13.73 |
| English | 17202 | 11.46 |
| German | 15251 | 10.16 |
| French (except Basque) | 12466 | 8.30 |
| Polish | 12163 | 8.10 |
| French Canadian | 6553 | 4.37 |
| American | 4576 | 3.05 |
| Scottish | 3187 | 2.12 |
| Swedish | 2887 | 1.92 |
| European | 2275 | 1.52 |
| Portuguese | 1766 | 1.18 |
| Russian | 1496 | 1.00 |
| Greek | 1488 | 0.99 |
| Swiss | 1302 | 0.87 |
| Lithuanian | 1242 | 0.83 |
| Dutch | 1182 | 0.79 |
| West Indian (except Hispanic groups) | 1051 | 0.70 |
| Ukrainian | 928 | 0.62 |
| Subsaharan African | 843 | 0.56 |
| Hungarian | 807 | 0.54 |
| British | 777 | 0.52 |
| Eastern European | 775 | 0.52 |
| Norwegian | 746 | 0.50 |
| Scotch Irish | 743 | 0.50 |
| Welsh | 737 | 0.49 |
| Czech | 719 | 0.48 |
| Slovak | 553 | 0.37 |
| Canadian | 520 | 0.35 |
| Austrian | 510 | 0.34 |
| Danish | 470 | 0.31 |
| Lebanese | 447 | 0.30 |
| Trinidadian and Tobagonian | 388 | 0.26 |
| Brazilian | 373 | 0.25 |
| Finnish | 351 | 0.23 |
| Armenian | 340 | 0.23 |
| Scandinavian | 330 | 0.22 |
| African | 324 | 0.22 |
| Jamaican | 308 | 0.21 |
| Nigerian | 252 | 0.17 |
| Czechoslovakian | 214 | 0.14 |
| Iranian | 207 | 0.14 |
| Haitian | 198 | 0.13 |
| Northern European | 186 | 0.12 |
| Romanian | 171 | 0.11 |
| Slavic | 144 | 0.10 |
| Estonian | 108 | 0.07 |
| West Indian | 107 | 0.07 |
| Latvian | 105 | 0.07 |
| Serbian | 101 | 0.07 |
| Syrian | 97 | 0.07 |
| Australian | 73 | 0.05 |
| Croatian | 71 | 0.05 |
| Ghanaian | 64 | 0.04 |
| Yugoslavian | 62 | 0.04 |
| Albania | 56 | 0.04 |
| Icelander | 53 | 0.04 |
| British West Indian | 50 | 0.03 |
| Belgian | 47 | 0.03 |
| Cape Verdean | 45 | 0.03 |
| Kenyan | 40 | 0.03 |
| South African | 30 | 0.02 |
| Ethiopian | 28 | 0.02 |
| German Russian | 24 | 0.02 |
| Turkish | 21 | 0.01 |
| Israeli | 20 | 0.01 |
| Pennsylvania German | 16 | 0.01 |
| Assyrian/Chaldean/Syriac | 15 | 0.01 |
| Basque | 11 | 0.01 |
| Celtic | 10 | 0.01 |
| Alsatian | 8 | 0.01 |
| Cajun | 6 | 0.00 |
| Egyptian | 5 | 0.00 |
| Luxembourger | 2 | 0.00 |