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Regional School District 15 Historical First Ancestry Data
ACS 2010-2014 data
23,825 (86.79%) out of the total population of 27,451 reported first ancestry.
| Regional School District 15 | % of the Total Population | Connecticut | U.S. | |
| Arab | 206 | 0.75%, see rank | 0.61% | 0.56% |
| Czech | 144 | 0.52%, see rank | 0.37% | 0.47% |
| Danish | 35 | 0.13%, see rank | 0.33% | 0.42% |
| Dutch | 348 | 1.27%, see rank | 0.74% | 1.40% |
| English | 3,683 | 13.42%, see rank | 8.94% | 8.02% |
| French | 1,738 | 6.33%, see rank | 8.47% | 3.34% |
| German | 3,514 | 12.80%, see rank | 9.34% | 15.03% |
| Greek | 467 | 1.70%, see rank | 0.87% | 0.41% |
| Hungarian | 342 | 1.25%, see rank | 1.03% | 0.46% |
| Irish | 5,460 | 19.89%, see rank | 16.03% | 10.80% |
| Italian | 6,228 | 22.69%, see rank | 18.43% | 5.52% |
| Norwegian | 265 | 0.97%, see rank | 0.54% | 1.42% |
| Polish | 2,180 | 7.94%, see rank | 7.96% | 3.01% |
| Portuguese | 228 | 0.83%, see rank | 1.39% | 0.44% |
| Russian | 971 | 3.54%, see rank | 1.82% | 0.92% |
| Scotch-Irish | 177 | 0.64%, see rank | 0.53% | 0.99% |
| Scottish | 773 | 2.82%, see rank | 1.84% | 1.72% |
| Subsaharan African | 157 | 0.57%, see rank | 0.92% | 0.95% |
| Swedish | 552 | 2.01%, see rank | 1.71% | 1.27% |
| Swiss | 97 | 0.35%, see rank | 0.23% | 0.30% |
| Ukrainian | 97 | 0.35%, see rank | 0.55% | 0.31% |
| American | 1,302 | 4.74%, see rank | 3.92% | 7.12% |
| Welsh | 95 | 0.35%, see rank | 0.41% | 0.57% |
ACS 2008-2012 data
24,710 (90.30%) out of the total population of 27,363 reported first ancestry.
| Regional School District 15 | % of the Total Population | Connecticut | U.S. | |
| Arab | 213 | 0.78%, see rank | 0.60% | 0.53% |
| Czech | 210 | 0.77%, see rank | 0.41% | 0.50% |
| Danish | 101 | 0.37%, see rank | 0.36% | 0.45% |
| Dutch | 463 | 1.69%, see rank | 0.82% | 1.51% |
| English | 4,044 | 14.78%, see rank | 9.64% | 8.53% |
| French | 1,976 | 7.22%, see rank | 8.89% | 3.54% |
| German | 4,304 | 15.73%, see rank | 9.86% | 15.79% |
| Greek | 134 | 0.49%, see rank | 0.88% | 0.42% |
| Hungarian | 435 | 1.59%, see rank | 1.09% | 0.48% |
| Irish | 6,082 | 22.23%, see rank | 16.75% | 11.36% |
| Italian | 6,300 | 23.02%, see rank | 18.96% | 5.66% |
| Norwegian | 239 | 0.87%, see rank | 0.53% | 1.46% |
| Polish | 2,398 | 8.76%, see rank | 8.22% | 3.13% |
| Portuguese | 284 | 1.04%, see rank | 1.52% | 0.46% |
| Russian | 846 | 3.09%, see rank | 1.93% | 0.97% |
| Scotch-Irish | 185 | 0.68%, see rank | 0.58% | 1.07% |
| Scottish | 719 | 2.63%, see rank | 1.96% | 1.81% |
| Subsaharan African | 172 | 0.63%, see rank | 0.85% | 0.93% |
| Swedish | 646 | 2.36%, see rank | 1.79% | 1.34% |
| Swiss | 114 | 0.42%, see rank | 0.26% | 0.31% |
| Ukrainian | 141 | 0.52%, see rank | 0.60% | 0.31% |
| American | 1,050 | 3.84%, see rank | 3.13% | 6.72% |
| Welsh | 53 | 0.19%, see rank | 0.40% | 0.60% |
ACS 2006-2010 data
23,937 (88.39%) out of the total population of 27,080 reported first ancestry.
| Regional School District 15 | % of the Total Population | Connecticut | U.S. | |
| Arab | 119 | 0.44%, see rank | 0.50% | 0.50% |
| Czech | 287 | 1.06%, see rank | 0.45% | 0.53% |
| Danish | 140 | 0.52%, see rank | 0.38% | 0.48% |
| Dutch | 526 | 1.94%, see rank | 0.85% | 1.63% |
| English | 3,724 | 13.75%, see rank | 10.26% | 9.02% |
| French | 1,933 | 7.14%, see rank | 9.31% | 3.77% |
| German | 4,436 | 16.38%, see rank | 10.22% | 16.51% |
| Greek | 440 | 1.62%, see rank | 0.89% | 0.44% |
| Hungarian | 371 | 1.37%, see rank | 1.14% | 0.51% |
| Irish | 5,905 | 21.81%, see rank | 17.34% | 11.76% |
| Italian | 5,996 | 22.14%, see rank | 19.04% | 5.78% |
| Norwegian | 195 | 0.72%, see rank | 0.56% | 1.51% |
| Polish | 1,910 | 7.05%, see rank | 8.39% | 3.24% |
| Portuguese | 414 | 1.53%, see rank | 1.54% | 0.47% |
| Russian | 675 | 2.49%, see rank | 2.01% | 1.01% |
| Scotch-Irish | 430 | 1.59%, see rank | 1.38% | 1.72% |
| Scottish | 655 | 2.42%, see rank | 2.05% | 1.92% |
| Subsaharan African | 123 | 0.45%, see rank | 0.80% | 0.91% |
| Swedish | 747 | 2.76%, see rank | 1.88% | 1.41% |
| Swiss | 104 | 0.38%, see rank | 0.29% | 0.33% |
| Ukrainian | 159 | 0.59%, see rank | 0.63% | 0.31% |
| American | 786 | 2.90%, see rank | 2.67% | 6.28% |
| Welsh | 44 | 0.16%, see rank | 0.42% | 0.63% |
ACS 2005-2009 data
23,446 (87.49%) out of the total population of 26,800 reported first ancestry.
| Regional School District 15 | % of the Total Population | Connecticut | U.S. | |
| Arab | 95 | 0.35%, see rank | 0.51% | 0.50% |
| Czech | 190 | 0.71%, see rank | 0.45% | 0.54% |
| Danish | 166 | 0.62%, see rank | 0.38% | 0.49% |
| Dutch | 479 | 1.79%, see rank | 0.88% | 1.68% |
| English | 3,661 | 13.66%, see rank | 10.69% | 9.29% |
| French | 2,084 | 7.78%, see rank | 9.68% | 3.90% |
| German | 4,330 | 16.16%, see rank | 10.48% | 16.89% |
| Greek | 351 | 1.31%, see rank | 0.88% | 0.45% |
| Hungarian | 415 | 1.55%, see rank | 1.17% | 0.52% |
| Irish | 5,918 | 22.08%, see rank | 17.77% | 12.01% |
| Italian | 5,619 | 20.97%, see rank | 19.37% | 5.91% |
| Norwegian | 205 | 0.76%, see rank | 0.59% | 1.55% |
| Polish | 1,663 | 6.21%, see rank | 8.55% | 3.32% |
| Portuguese | 474 | 1.77%, see rank | 1.59% | 0.48% |
| Russian | 849 | 3.17%, see rank | 2.07% | 1.04% |
| Scotch-Irish | 410 | 1.53%, see rank | 1.43% | 1.77% |
| Scottish | 745 | 2.78%, see rank | 2.13% | 1.97% |
| Subsaharan African | 31 | 0.12%, see rank | 0.73% | 0.88% |
| Swedish | 750 | 2.80%, see rank | 1.96% | 1.45% |
| Swiss | 106 | 0.40%, see rank | 0.30% | 0.34% |
| Ukrainian | 171 | 0.64%, see rank | 0.66% | 0.32% |
| American | 632 | 2.36%, see rank | 2.70% | 6.43% |
| Welsh | 70 | 0.26%, see rank | 0.44% | 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.