Waltham city, 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 64.66K Waltham city, MA population, 17.45K had Other Groups ancestry (26.99%), 12.70K had Unclassified ancestry (19.64%), and 11.34K had Irish ancestry (17.54%).
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).
Waltham city, MA Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Other Groups | 17447 | 26.99 |
| Unclassified | 12697 | 19.64 |
| Irish | 11342 | 17.54 |
| Italian | 8673 | 13.41 |
| English | 5036 | 7.79 |
| German | 3551 | 5.49 |
| French Canadian | 2416 | 3.74 |
| French (except Basque) | 2112 | 3.27 |
| Polish | 2107 | 3.26 |
| American | 1618 | 2.50 |
| Armenian | 1566 | 2.42 |
| Subsaharan African | 1555 | 2.40 |
| West Indian (except Hispanic groups) | 1290 | 2.00 |
| Scottish | 1105 | 1.71 |
| Russian | 1047 | 1.62 |
| Haitian | 953 | 1.47 |
| Ugandan | 860 | 1.33 |
| Swedish | 816 | 1.26 |
| Greek | 815 | 1.26 |
| European | 756 | 1.17 |
| Portuguese | 568 | 0.88 |
| African | 440 | 0.68 |
| Iranian | 403 | 0.62 |
| Eastern European | 371 | 0.57 |
| Ukrainian | 351 | 0.54 |
| Norwegian | 347 | 0.54 |
| Lithuanian | 337 | 0.52 |
| Canadian | 333 | 0.52 |
| Brazilian | 330 | 0.51 |
| Scotch Irish | 325 | 0.50 |
| Welsh | 298 | 0.46 |
| Jamaican | 252 | 0.39 |
| British | 246 | 0.38 |
| Hungarian | 213 | 0.33 |
| Belgian | 204 | 0.32 |
| Northern European | 166 | 0.26 |
| Palestinian | 161 | 0.25 |
| Nigerian | 151 | 0.23 |
| Dutch | 145 | 0.22 |
| Turkish | 139 | 0.22 |
| Lebanese | 123 | 0.19 |
| Finnish | 122 | 0.19 |
| Czech | 119 | 0.18 |
| Slovak | 115 | 0.18 |
| Romanian | 114 | 0.18 |
| Danish | 103 | 0.16 |
| Swiss | 99 | 0.15 |
| Austrian | 83 | 0.13 |
| Kenyan | 73 | 0.11 |
| Scandinavian | 72 | 0.11 |