Islip Terrace 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 5.54K Islip Terrace CDP, NY population, 1.36K had German ancestry (24.45%), 1.35K had Italian ancestry (24.36%), and 1.18K had Irish ancestry (21.22%).
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).
Islip Terrace CDP, NY Population By Ancestry in 2021
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| Ancestry | Number of Ancestry | Percentage of Population (%) |
|---|---|---|
| German | 1355 | 24.45 |
| Italian | 1350 | 24.36 |
| Irish | 1176 | 21.22 |
| Other Groups | 1128 | 20.35 |
| Unclassified | 814 | 14.69 |
| American | 303 | 5.47 |
| Polish | 266 | 4.80 |
| English | 193 | 3.48 |
| Russian | 177 | 3.19 |
| Ukrainian | 157 | 2.83 |
| French Canadian | 106 | 1.91 |
| British | 99 | 1.79 |
| Belgian | 94 | 1.70 |
| Greek | 81 | 1.46 |
| Dutch | 75 | 1.35 |
| French (except Basque) | 63 | 1.14 |
| Norwegian | 48 | 0.87 |
| Swiss | 33 | 0.60 |
| Austrian | 30 | 0.54 |
| Czech | 28 | 0.51 |
| Canadian | 25 | 0.45 |
| Israeli | 25 | 0.45 |
| Slovak | 22 | 0.40 |
| Portuguese | 20 | 0.36 |
| Eastern European | 19 | 0.34 |
| Iranian | 14 | 0.25 |
| European | 10 | 0.18 |
| Scotch Irish | 9 | 0.16 |
| Swedish | 9 | 0.16 |
| Danish | 8 | 0.14 |
| Slavic | 8 | 0.14 |
| Welsh | 8 | 0.14 |