Commack CDP, NY Population By Ancestry in 2021 (ACS-5Yrs)
Updated on March 7, 2024.
Based on the US Census ACS-5Yrs estimates, in 2021, among the 36.25K Commack CDP, NY population, 10.71K had Italian ancestry (29.53%), 7.04K had Unclassified ancestry (19.43%), and 6.33K had Irish ancestry (17.46%).
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 York cities and places, New York counties, and for New York.
Data Source: US Census - ACS 5-Year Estimates (2021).
Commack CDP, NY Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| Italian | 10705 | 29.53 |
| Unclassified | 7044 | 19.43 |
| Irish | 6331 | 17.46 |
| Other Groups | 5557 | 15.33 |
| German | 3917 | 10.81 |
| Russian | 1973 | 5.44 |
| American | 1907 | 5.26 |
| Polish | 1839 | 5.07 |
| English | 1824 | 5.03 |
| European | 934 | 2.58 |
| Greek | 880 | 2.43 |
| Eastern European | 746 | 2.06 |
| Norwegian | 380 | 1.05 |
| Austrian | 352 | 0.97 |
| French (except Basque) | 310 | 0.86 |
| Hungarian | 290 | 0.80 |
| Swedish | 228 | 0.63 |
| Romanian | 222 | 0.61 |
| Scottish | 202 | 0.56 |
| Lithuanian | 198 | 0.55 |
| Ukrainian | 192 | 0.53 |
| Portuguese | 187 | 0.52 |
| Armenian | 179 | 0.49 |
| Danish | 169 | 0.47 |
| Slovene | 137 | 0.38 |
| Swiss | 136 | 0.38 |
| Dutch | 132 | 0.36 |
| Croatian | 128 | 0.35 |
| Turkish | 128 | 0.35 |
| West Indian (except Hispanic groups) | 120 | 0.33 |
| Subsaharan African | 111 | 0.31 |
| British | 83 | 0.23 |
| French Canadian | 82 | 0.23 |
| Brazilian | 78 | 0.22 |
| African | 75 | 0.21 |
| Czech | 65 | 0.18 |
| Scotch Irish | 64 | 0.18 |
| Egyptian | 62 | 0.17 |
| Belizean | 49 | 0.14 |
| Latvian | 48 | 0.13 |
| Canadian | 45 | 0.12 |
| Jamaican | 44 | 0.12 |
| Lebanese | 39 | 0.11 |
| Czechoslovakian | 39 | 0.11 |
| Maltese | 39 | 0.11 |
| Welsh | 33 | 0.09 |
| Australian | 31 | 0.09 |
| Syrian | 29 | 0.08 |
| Belgian | 29 | 0.08 |
| Serbian | 29 | 0.08 |