Williamstown CDP, MA Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 7, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 4.57K Williamstown CDP, MA population, 1.45K had Unclassified ancestry (31.68%), 1.03K had Other Groups ancestry (22.56%), and 540 had English ancestry (11.83%).
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 Massachusetts cities and places, Massachusetts counties, and for Massachusetts.
Data Source: US Census - ACS 5-Year Estimates (2021).
Williamstown CDP, MA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Unclassified | 1446 | 31.68 |
| Other Groups | 1030 | 22.56 |
| English | 540 | 11.83 |
| Irish | 458 | 10.03 |
| German | 427 | 9.35 |
| Polish | 252 | 5.52 |
| Italian | 247 | 5.41 |
| European | 203 | 4.45 |
| Dutch | 155 | 3.40 |
| Russian | 144 | 3.15 |
| French (except Basque) | 101 | 2.21 |
| Swedish | 79 | 1.73 |
| Croatian | 76 | 1.67 |
| American | 75 | 1.64 |
| Scottish | 74 | 1.62 |
| West Indian (except Hispanic groups) | 63 | 1.38 |
| Eastern European | 62 | 1.36 |
| Lithuanian | 59 | 1.29 |
| Austrian | 54 | 1.18 |
| Serbian | 52 | 1.14 |
| Subsaharan African | 52 | 1.14 |
| Scandinavian | 42 | 0.92 |
| Ukrainian | 41 | 0.90 |
| Welsh | 39 | 0.85 |
| Macedonian | 37 | 0.81 |
| Scotch Irish | 35 | 0.77 |
| Jamaican | 33 | 0.72 |
| African | 31 | 0.68 |
| Finnish | 29 | 0.64 |
| Greek | 26 | 0.57 |
| West Indian | 24 | 0.53 |
| French Canadian | 21 | 0.46 |
| Norwegian | 20 | 0.44 |
| Romanian | 20 | 0.44 |
| Belgian | 19 | 0.42 |
| Hungarian | 17 | 0.37 |
| Lebanese | 16 | 0.35 |
| Palestinian | 16 | 0.35 |
| Syrian | 16 | 0.35 |
| Brazilian | 14 | 0.31 |
| Israeli | 12 | 0.26 |
| Canadian | 11 | 0.24 |
| Northern European | 10 | 0.22 |
| Portuguese | 10 | 0.22 |
| Slavic | 10 | 0.22 |
| Alsatian | 9 | 0.20 |
| Guyanese | 9 | 0.20 |
| Swiss | 9 | 0.20 |
| Yugoslavian | 8 | 0.18 |
| British | 7 | 0.15 |