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Islip Union Free School District Historical First Ancestry Data
ACS 2010-2014 data
17,395 (91.95%) out of the total population of 18,917 reported first ancestry.
| Islip Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 28 | 0.15%, see rank | 0.81% | 0.56% |
| Czech | 144 | 0.76%, see rank | 0.28% | 0.47% |
| Danish | 162 | 0.86%, see rank | 0.18% | 0.42% |
| Dutch | 113 | 0.60%, see rank | 1.25% | 1.40% |
| English | 1,063 | 5.62%, see rank | 5.38% | 8.02% |
| French | 372 | 1.97%, see rank | 2.93% | 3.34% |
| German | 4,129 | 21.83%, see rank | 10.62% | 15.03% |
| Greek | 186 | 0.98%, see rank | 0.77% | 0.41% |
| Hungarian | 156 | 0.82%, see rank | 0.76% | 0.46% |
| Irish | 5,408 | 28.59%, see rank | 12.41% | 10.80% |
| Italian | 5,533 | 29.25%, see rank | 13.28% | 5.52% |
| Norwegian | 144 | 0.76%, see rank | 0.42% | 1.42% |
| Polish | 822 | 4.35%, see rank | 4.82% | 3.01% |
| Portuguese | 72 | 0.38%, see rank | 0.27% | 0.44% |
| Russian | 382 | 2.02%, see rank | 2.21% | 0.92% |
| Scotch-Irish | 40 | 0.21%, see rank | 0.35% | 0.99% |
| Scottish | 134 | 0.71%, see rank | 1.06% | 1.72% |
| Subsaharan African | 84 | 0.44%, see rank | 1.27% | 0.95% |
| Swedish | 161 | 0.85%, see rank | 0.62% | 1.27% |
| Swiss | 12 | 0.06%, see rank | 0.18% | 0.30% |
| Ukrainian | 150 | 0.79%, see rank | 0.69% | 0.31% |
| American | 648 | 3.43%, see rank | 5.03% | 7.12% |
| Welsh | 58 | 0.31%, see rank | 0.42% | 0.57% |
ACS 2008-2012 data
18,399 (93.92%) out of the total population of 19,590 reported first ancestry.
| Islip Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 21 | 0.11%, see rank | 0.79% | 0.53% |
| Czech | 150 | 0.77%, see rank | 0.29% | 0.50% |
| Danish | 121 | 0.62%, see rank | 0.18% | 0.45% |
| Dutch | 201 | 1.03%, see rank | 1.35% | 1.51% |
| English | 1,202 | 6.14%, see rank | 5.77% | 8.53% |
| French | 444 | 2.27%, see rank | 3.12% | 3.54% |
| German | 3,775 | 19.27%, see rank | 11.22% | 15.79% |
| Greek | 227 | 1.16%, see rank | 0.82% | 0.42% |
| Hungarian | 115 | 0.59%, see rank | 0.78% | 0.48% |
| Irish | 5,063 | 25.84%, see rank | 13.03% | 11.36% |
| Italian | 5,611 | 28.64%, see rank | 13.84% | 5.66% |
| Norwegian | 159 | 0.81%, see rank | 0.43% | 1.46% |
| Polish | 905 | 4.62%, see rank | 5.08% | 3.13% |
| Portuguese | 36 | 0.18%, see rank | 0.28% | 0.46% |
| Russian | 284 | 1.45%, see rank | 2.41% | 0.97% |
| Scotch-Irish | 112 | 0.57%, see rank | 0.38% | 1.07% |
| Scottish | 60 | 0.31%, see rank | 1.11% | 1.81% |
| Subsaharan African | 169 | 0.86%, see rank | 1.24% | 0.93% |
| Swedish | 172 | 0.88%, see rank | 0.66% | 1.34% |
| Swiss | 8 | 0.04%, see rank | 0.20% | 0.31% |
| Ukrainian | 67 | 0.34%, see rank | 0.69% | 0.31% |
| American | 509 | 2.60%, see rank | 4.21% | 6.72% |
| Welsh | 60 | 0.31%, see rank | 0.45% | 0.60% |
ACS 2006-2010 data
18,733 (94.58%) out of the total population of 19,807 reported first ancestry.
| Islip Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 56 | 0.28%, see rank | 0.74% | 0.50% |
| Czech | 166 | 0.84%, see rank | 0.30% | 0.53% |
| Danish | 65 | 0.33%, see rank | 0.18% | 0.48% |
| Dutch | 126 | 0.64%, see rank | 1.44% | 1.63% |
| English | 1,131 | 5.71%, see rank | 6.14% | 9.02% |
| French | 364 | 1.84%, see rank | 3.33% | 3.77% |
| German | 3,697 | 18.67%, see rank | 11.71% | 16.51% |
| Greek | 293 | 1.48%, see rank | 0.85% | 0.44% |
| Hungarian | 204 | 1.03%, see rank | 0.80% | 0.51% |
| Irish | 5,936 | 29.97%, see rank | 13.34% | 11.76% |
| Italian | 6,349 | 32.05%, see rank | 14.20% | 5.78% |
| Norwegian | 215 | 1.09%, see rank | 0.45% | 1.51% |
| Polish | 1,140 | 5.76%, see rank | 5.24% | 3.24% |
| Portuguese | 67 | 0.34%, see rank | 0.28% | 0.47% |
| Russian | 619 | 3.13%, see rank | 2.47% | 1.01% |
| Scotch-Irish | 400 | 2.02%, see rank | 0.86% | 1.72% |
| Scottish | 210 | 1.06%, see rank | 1.18% | 1.92% |
| Subsaharan African | 20 | 0.10%, see rank | 1.24% | 0.91% |
| Swedish | 161 | 0.81%, see rank | 0.69% | 1.41% |
| Swiss | 209 | 1.06%, see rank | 0.20% | 0.33% |
| Ukrainian | 54 | 0.27%, see rank | 0.69% | 0.31% |
| American | 330 | 1.67%, see rank | 3.58% | 6.28% |
| Welsh | 63 | 0.32%, see rank | 0.46% | 0.63% |
ACS 2005-2009 data
18,832 (95.05%) out of the total population of 19,812 reported first ancestry.
| Islip Union Free School District | % of the Total Population | New York | U.S. | |
| Arab | 71 | 0.36%, see rank | 0.75% | 0.50% |
| Czech | 154 | 0.78%, see rank | 0.31% | 0.54% |
| Danish | 7 | 0.04%, see rank | 0.19% | 0.49% |
| Dutch | 145 | 0.73%, see rank | 1.46% | 1.68% |
| English | 1,182 | 5.97%, see rank | 6.30% | 9.29% |
| French | 307 | 1.55%, see rank | 3.38% | 3.90% |
| German | 3,643 | 18.39%, see rank | 11.88% | 16.89% |
| Greek | 273 | 1.38%, see rank | 0.89% | 0.45% |
| Hungarian | 220 | 1.11%, see rank | 0.82% | 0.52% |
| Irish | 6,058 | 30.58%, see rank | 13.54% | 12.01% |
| Italian | 6,870 | 34.68%, see rank | 14.66% | 5.91% |
| Norwegian | 284 | 1.43%, see rank | 0.47% | 1.55% |
| Polish | 1,429 | 7.21%, see rank | 5.31% | 3.32% |
| Portuguese | 100 | 0.50%, see rank | 0.28% | 0.48% |
| Russian | 695 | 3.51%, see rank | 2.56% | 1.04% |
| Scotch-Irish | 449 | 2.27%, see rank | 0.87% | 1.77% |
| Scottish | 255 | 1.29%, see rank | 1.21% | 1.97% |
| Subsaharan African | 25 | 0.13%, see rank | 1.24% | 0.88% |
| Swedish | 181 | 0.91%, see rank | 0.70% | 1.45% |
| Swiss | 248 | 1.25%, see rank | 0.21% | 0.34% |
| Ukrainian | 42 | 0.21%, see rank | 0.72% | 0.32% |
| American | 358 | 1.81%, see rank | 3.66% | 6.43% |
| Welsh | 75 | 0.38%, see rank | 0.47% | 0.65% |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.