Rochester city, NH Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 7, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 32.32K Rochester city, NH population, 6.76K had Unclassified ancestry (20.90%), 6.33K had English ancestry (19.57%), and 5.52K had Irish ancestry (17.08%).
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 New Hampshire cities and places, New Hampshire counties, and for New Hampshire.
Data Source: US Census - ACS 5-Year Estimates (2021).
Rochester city, NH Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 6755 | 20.90 |
| English | 6325 | 19.57 |
| Irish | 5521 | 17.08 |
| Other Groups | 3969 | 12.28 |
| French (except Basque) | 3622 | 11.21 |
| French Canadian | 3377 | 10.45 |
| Italian | 2927 | 9.06 |
| German | 2859 | 8.85 |
| American | 2530 | 7.83 |
| Scottish | 822 | 2.54 |
| Polish | 772 | 2.39 |
| Swedish | 649 | 2.01 |
| Scotch Irish | 469 | 1.45 |
| European | 357 | 1.11 |
| Norwegian | 327 | 1.01 |
| Welsh | 261 | 0.81 |
| Greek | 256 | 0.79 |
| Dutch | 190 | 0.59 |
| Canadian | 174 | 0.54 |
| Portuguese | 174 | 0.54 |
| British | 166 | 0.51 |
| Northern European | 141 | 0.44 |
| Czech | 139 | 0.43 |
| West Indian (except Hispanic groups) | 137 | 0.42 |
| Lithuanian | 134 | 0.42 |
| Finnish | 126 | 0.39 |
| Hungarian | 119 | 0.37 |
| Ukrainian | 104 | 0.32 |
| Jamaican | 73 | 0.23 |
| Subsaharan African | 69 | 0.21 |
| Scandinavian | 66 | 0.20 |
| Haitian | 64 | 0.20 |
| Cape Verdean | 59 | 0.18 |
| Lebanese | 54 | 0.17 |
| Eastern European | 53 | 0.16 |
| Latvian | 42 | 0.13 |
| Belgian | 40 | 0.12 |
| Swiss | 38 | 0.12 |
| Slovak | 34 | 0.11 |
| Moroccan | 26 | 0.08 |
| Luxembourger | 21 | 0.07 |
| Austrian | 19 | 0.06 |
| Celtic | 18 | 0.06 |
| Russian | 15 | 0.05 |
| Czechoslovakian | 14 | 0.04 |
| Pennsylvania German | 12 | 0.04 |
| Yugoslavian | 11 | 0.03 |
| African | 10 | 0.03 |
| Danish | 7 | 0.02 |