Rensselaer County, NY Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 3, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 161.13K Rensselaer County, NY population, 40.23K had Irish ancestry (24.97%), 35.32K had Unclassified ancestry (21.92%), and 26.99K had Other Groups ancestry (16.75%).
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 New York counties, and for New York.
Data Source: US Census - ACS 5-Year Estimates (2021).
Rensselaer County, NY Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Irish | 40233 | 24.97 |
| Unclassified | 35322 | 21.92 |
| Other Groups | 26988 | 16.75 |
| German | 25393 | 15.76 |
| Italian | 22335 | 13.86 |
| English | 16259 | 10.09 |
| French (except Basque) | 10373 | 6.44 |
| Polish | 9622 | 5.97 |
| Dutch | 5388 | 3.34 |
| American | 5290 | 3.28 |
| French Canadian | 3603 | 2.24 |
| Scottish | 2459 | 1.53 |
| Russian | 1672 | 1.04 |
| European | 1632 | 1.01 |
| Welsh | 1577 | 0.98 |
| West Indian (except Hispanic groups) | 1470 | 0.91 |
| Ukrainian | 1364 | 0.85 |
| Swedish | 1274 | 0.79 |
| Subsaharan African | 1121 | 0.70 |
| Scotch Irish | 1090 | 0.68 |
| Norwegian | 905 | 0.56 |
| Danish | 773 | 0.48 |
| British | 771 | 0.48 |
| Lithuanian | 708 | 0.44 |
| Greek | 663 | 0.41 |
| Eastern European | 653 | 0.41 |
| African | 540 | 0.34 |
| Canadian | 534 | 0.33 |
| Armenian | 518 | 0.32 |
| Austrian | 513 | 0.32 |
| Portuguese | 491 | 0.31 |
| Jamaican | 485 | 0.30 |
| Hungarian | 432 | 0.27 |
| Czech | 422 | 0.26 |
| West Indian | 369 | 0.23 |
| Northern European | 368 | 0.23 |
| Haitian | 363 | 0.23 |
| Scandinavian | 351 | 0.22 |
| Lebanese | 344 | 0.21 |
| Ghanaian | 287 | 0.18 |
| Turkish | 265 | 0.16 |
| Finnish | 222 | 0.14 |
| Romanian | 217 | 0.14 |
| Iranian | 212 | 0.13 |
| Slovak | 207 | 0.13 |
| Swiss | 175 | 0.11 |
| Nigerian | 169 | 0.11 |
| Slavic | 159 | 0.10 |
| Afghan | 144 | 0.09 |
| Guyanese | 144 | 0.09 |
| Barbadian | 133 | 0.08 |
| Syrian | 124 | 0.08 |
| Croatian | 121 | 0.08 |
| Czechoslovakian | 118 | 0.07 |
| Trinidadian and Tobagonian | 112 | 0.07 |
| Israeli | 93 | 0.06 |
| Belgian | 86 | 0.05 |
| Albania | 67 | 0.04 |
| Brazilian | 65 | 0.04 |
| Latvian | 54 | 0.03 |
| German Russian | 43 | 0.03 |
| Slovene | 39 | 0.02 |
| Yugoslavian | 39 | 0.02 |
| Kenyan | 37 | 0.02 |
| Egyptian | 30 | 0.02 |
| Bulgarian | 27 | 0.02 |
| Pennsylvania German | 27 | 0.02 |
| Iraqi | 25 | 0.02 |
| Australian | 24 | 0.02 |
| Sudanese | 22 | 0.01 |
| Celtic | 19 | 0.01 |
| Icelander | 19 | 0.01 |
| New Zealander | 19 | 0.01 |
| Arab | 18 | 0.01 |
| British West Indian | 18 | 0.01 |
| Luxembourger | 17 | 0.01 |
| Somali | 17 | 0.01 |
| Cajun | 15 | 0.01 |
| US Virgin Islander | 13 | 0.01 |
| Cape Verdean | 11 | 0.01 |
| Serbian | 9 | 0.01 |
| Liberian | 9 | 0.01 |
| Sierra Leonean | 7 | 0.00 |
| Palestinian | 6 | 0.00 |