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Rotterdam-Mohonasen Central School District Historical First Ancestry Data
ACS 2010-2014 data
18,734 (91.15%) out of the total population of 20,553 reported first ancestry.
| Rotterdam-Mohonasen Central School District | % of the Total Population | New York | U.S. | |
| Arab | 31 | 0.15%, see rank | 0.81% | 0.56% |
| Czech | 73 | 0.36%, see rank | 0.28% | 0.47% |
| Danish | 27 | 0.13%, see rank | 0.18% | 0.42% |
| Dutch | 841 | 4.09%, see rank | 1.25% | 1.40% |
| English | 1,862 | 9.06%, see rank | 5.38% | 8.02% |
| French | 1,604 | 7.80%, see rank | 2.93% | 3.34% |
| German | 3,399 | 16.54%, see rank | 10.62% | 15.03% |
| Greek | 146 | 0.71%, see rank | 0.77% | 0.41% |
| Hungarian | 161 | 0.78%, see rank | 0.76% | 0.46% |
| Irish | 4,337 | 21.10%, see rank | 12.41% | 10.80% |
| Italian | 6,509 | 31.67%, see rank | 13.28% | 5.52% |
| Norwegian | 111 | 0.54%, see rank | 0.42% | 1.42% |
| Polish | 2,028 | 9.87%, see rank | 4.82% | 3.01% |
| Portuguese | 114 | 0.55%, see rank | 0.27% | 0.44% |
| Russian | 118 | 0.57%, see rank | 2.21% | 0.92% |
| Scotch-Irish | 193 | 0.94%, see rank | 0.35% | 0.99% |
| Scottish | 330 | 1.61%, see rank | 1.06% | 1.72% |
| Subsaharan African | 58 | 0.28%, see rank | 1.27% | 0.95% |
| Swedish | 145 | 0.71%, see rank | 0.62% | 1.27% |
| Swiss | 56 | 0.27%, see rank | 0.18% | 0.30% |
| Ukrainian | 95 | 0.46%, see rank | 0.69% | 0.31% |
| American | 1,417 | 6.89%, see rank | 5.03% | 7.12% |
| Welsh | 149 | 0.72%, see rank | 0.42% | 0.57% |
ACS 2008-2012 data
19,402 (93.15%) out of the total population of 20,829 reported first ancestry.
| Rotterdam-Mohonasen Central School District | % of the Total Population | New York | U.S. | |
| Arab | 19 | 0.09%, see rank | 0.79% | 0.53% |
| Czech | 32 | 0.15%, see rank | 0.29% | 0.50% |
| Danish | 33 | 0.16%, see rank | 0.18% | 0.45% |
| Dutch | 1,020 | 4.90%, see rank | 1.35% | 1.51% |
| English | 1,806 | 8.67%, see rank | 5.77% | 8.53% |
| French | 2,275 | 10.92%, see rank | 3.12% | 3.54% |
| German | 3,876 | 18.61%, see rank | 11.22% | 15.79% |
| Greek | 104 | 0.50%, see rank | 0.82% | 0.42% |
| Hungarian | 206 | 0.99%, see rank | 0.78% | 0.48% |
| Irish | 4,397 | 21.11%, see rank | 13.03% | 11.36% |
| Italian | 5,769 | 27.70%, see rank | 13.84% | 5.66% |
| Norwegian | 121 | 0.58%, see rank | 0.43% | 1.46% |
| Polish | 2,101 | 10.09%, see rank | 5.08% | 3.13% |
| Portuguese | 49 | 0.24%, see rank | 0.28% | 0.46% |
| Russian | 156 | 0.75%, see rank | 2.41% | 0.97% |
| Scotch-Irish | 130 | 0.62%, see rank | 0.38% | 1.07% |
| Scottish | 463 | 2.22%, see rank | 1.11% | 1.81% |
| Subsaharan African | 81 | 0.39%, see rank | 1.24% | 0.93% |
| Swedish | 144 | 0.69%, see rank | 0.66% | 1.34% |
| Swiss | 11 | 0.05%, see rank | 0.20% | 0.31% |
| Ukrainian | 95 | 0.46%, see rank | 0.69% | 0.31% |
| American | 1,534 | 7.36%, see rank | 4.21% | 6.72% |
| Welsh | 117 | 0.56%, see rank | 0.45% | 0.60% |
ACS 2006-2010 data
19,516 (94.72%) out of the total population of 20,603 reported first ancestry.
| Rotterdam-Mohonasen Central School District | % of the Total Population | New York | U.S. | |
| Arab | 78 | 0.38%, see rank | 0.74% | 0.50% |
| Czech | 107 | 0.52%, see rank | 0.30% | 0.53% |
| Danish | 59 | 0.29%, see rank | 0.18% | 0.48% |
| Dutch | 1,101 | 5.34%, see rank | 1.44% | 1.63% |
| English | 1,655 | 8.03%, see rank | 6.14% | 9.02% |
| French | 2,194 | 10.65%, see rank | 3.33% | 3.77% |
| German | 3,710 | 18.01%, see rank | 11.71% | 16.51% |
| Greek | 137 | 0.66%, see rank | 0.85% | 0.44% |
| Hungarian | 207 | 1.00%, see rank | 0.80% | 0.51% |
| Irish | 4,088 | 19.84%, see rank | 13.34% | 11.76% |
| Italian | 6,363 | 30.88%, see rank | 14.20% | 5.78% |
| Norwegian | 133 | 0.65%, see rank | 0.45% | 1.51% |
| Polish | 2,258 | 10.96%, see rank | 5.24% | 3.24% |
| Portuguese | 0 | 0.00%, see rank | 0.28% | 0.47% |
| Russian | 107 | 0.52%, see rank | 2.47% | 1.01% |
| Scotch-Irish | 200 | 0.97%, see rank | 0.86% | 1.72% |
| Scottish | 384 | 1.86%, see rank | 1.18% | 1.92% |
| Subsaharan African | 85 | 0.41%, see rank | 1.24% | 0.91% |
| Swedish | 116 | 0.56%, see rank | 0.69% | 1.41% |
| Swiss | 22 | 0.11%, see rank | 0.20% | 0.33% |
| Ukrainian | 83 | 0.40%, see rank | 0.69% | 0.31% |
| American | 1,344 | 6.52%, see rank | 3.58% | 6.28% |
| Welsh | 148 | 0.72%, see rank | 0.46% | 0.63% |
ACS 2005-2009 data
20,154 (95.45%) out of the total population of 21,114 reported first ancestry.
| Rotterdam-Mohonasen Central School District | % of the Total Population | New York | U.S. | |
| Arab | 83 | 0.39%, see rank | 0.75% | 0.50% |
| Czech | 147 | 0.70%, see rank | 0.31% | 0.54% |
| Danish | 106 | 0.50%, see rank | 0.19% | 0.49% |
| Dutch | 1,157 | 5.48%, see rank | 1.46% | 1.68% |
| English | 2,187 | 10.36%, see rank | 6.30% | 9.29% |
| French | 2,325 | 11.01%, see rank | 3.38% | 3.90% |
| German | 3,670 | 17.38%, see rank | 11.88% | 16.89% |
| Greek | 108 | 0.51%, see rank | 0.89% | 0.45% |
| Hungarian | 138 | 0.65%, see rank | 0.82% | 0.52% |
| Irish | 4,166 | 19.73%, see rank | 13.54% | 12.01% |
| Italian | 6,790 | 32.16%, see rank | 14.66% | 5.91% |
| Norwegian | 129 | 0.61%, see rank | 0.47% | 1.55% |
| Polish | 2,477 | 11.73%, see rank | 5.31% | 3.32% |
| Portuguese | 16 | 0.08%, see rank | 0.28% | 0.48% |
| Russian | 154 | 0.73%, see rank | 2.56% | 1.04% |
| Scotch-Irish | 290 | 1.37%, see rank | 0.87% | 1.77% |
| Scottish | 353 | 1.67%, see rank | 1.21% | 1.97% |
| Subsaharan African | 92 | 0.44%, see rank | 1.24% | 0.88% |
| Swedish | 105 | 0.50%, see rank | 0.70% | 1.45% |
| Swiss | 24 | 0.11%, see rank | 0.21% | 0.34% |
| Ukrainian | 92 | 0.44%, see rank | 0.72% | 0.32% |
| American | 1,121 | 5.31%, see rank | 3.66% | 6.43% |
| Welsh | 150 | 0.71%, 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.