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Londonderry School District Historical First Ancestry Data
ACS 2010-2014 data
21,025 (86.71%) out of the total population of 24,247 reported first ancestry.
| Londonderry School District | % of the Total Population | New Hampshire | U.S. | |
| Arab | 139 | 0.57%, see rank | 0.64% | 0.56% |
| Czech | 80 | 0.33%, see rank | 0.23% | 0.47% |
| Danish | 55 | 0.23%, see rank | 0.29% | 0.42% |
| Dutch | 156 | 0.64%, see rank | 1.01% | 1.40% |
| English | 3,471 | 14.32%, see rank | 17.08% | 8.02% |
| French | 5,212 | 21.50%, see rank | 23.83% | 3.34% |
| German | 2,265 | 9.34%, see rank | 8.79% | 15.03% |
| Greek | 544 | 2.24%, see rank | 1.45% | 0.41% |
| Hungarian | 70 | 0.29%, see rank | 0.31% | 0.46% |
| Irish | 6,035 | 24.89%, see rank | 21.21% | 10.80% |
| Italian | 3,823 | 15.77%, see rank | 10.46% | 5.52% |
| Norwegian | 286 | 1.18%, see rank | 0.86% | 1.42% |
| Polish | 1,411 | 5.82%, see rank | 4.36% | 3.01% |
| Portuguese | 844 | 3.48%, see rank | 1.35% | 0.44% |
| Russian | 211 | 0.87%, see rank | 0.86% | 0.92% |
| Scotch-Irish | 251 | 1.04%, see rank | 1.11% | 0.99% |
| Scottish | 869 | 3.58%, see rank | 4.25% | 1.72% |
| Subsaharan African | 0 | 0.00%, see rank | 0.43% | 0.95% |
| Swedish | 435 | 1.79%, see rank | 2.01% | 1.27% |
| Swiss | 52 | 0.21%, see rank | 0.25% | 0.30% |
| Ukrainian | 44 | 0.18%, see rank | 0.30% | 0.31% |
| American | 838 | 3.46%, see rank | 5.57% | 7.12% |
| Welsh | 76 | 0.31%, see rank | 0.66% | 0.57% |
ACS 2008-2012 data
20,726 (85.68%) out of the total population of 24,189 reported first ancestry.
| Londonderry School District | % of the Total Population | New Hampshire | U.S. | |
| Arab | 106 | 0.44%, see rank | 0.65% | 0.53% |
| Czech | 17 | 0.07%, see rank | 0.24% | 0.50% |
| Danish | 81 | 0.33%, see rank | 0.28% | 0.45% |
| Dutch | 107 | 0.44%, see rank | 0.98% | 1.51% |
| English | 3,415 | 14.12%, see rank | 17.89% | 8.53% |
| French | 5,001 | 20.67%, see rank | 24.70% | 3.54% |
| German | 2,452 | 10.14%, see rank | 8.98% | 15.79% |
| Greek | 238 | 0.98%, see rank | 1.53% | 0.42% |
| Hungarian | 53 | 0.22%, see rank | 0.30% | 0.48% |
| Irish | 6,620 | 27.37%, see rank | 21.81% | 11.36% |
| Italian | 3,510 | 14.51%, see rank | 10.27% | 5.66% |
| Norwegian | 254 | 1.05%, see rank | 0.87% | 1.46% |
| Polish | 1,668 | 6.90%, see rank | 4.56% | 3.13% |
| Portuguese | 623 | 2.58%, see rank | 1.38% | 0.46% |
| Russian | 272 | 1.12%, see rank | 0.92% | 0.97% |
| Scotch-Irish | 241 | 1.00%, see rank | 1.15% | 1.07% |
| Scottish | 907 | 3.75%, see rank | 4.49% | 1.81% |
| Subsaharan African | 11 | 0.05%, see rank | 0.35% | 0.93% |
| Swedish | 468 | 1.93%, see rank | 2.17% | 1.34% |
| Swiss | 52 | 0.21%, see rank | 0.23% | 0.31% |
| Ukrainian | 23 | 0.10%, see rank | 0.28% | 0.31% |
| American | 489 | 2.02%, see rank | 4.97% | 6.72% |
| Welsh | 126 | 0.52%, see rank | 0.67% | 0.60% |
ACS 2006-2010 data
22,343 (92.33%) out of the total population of 24,198 reported first ancestry.
| Londonderry School District | % of the Total Population | New Hampshire | U.S. | |
| Arab | 201 | 0.83%, see rank | 0.56% | 0.50% |
| Czech | 47 | 0.19%, see rank | 0.25% | 0.53% |
| Danish | 145 | 0.60%, see rank | 0.29% | 0.48% |
| Dutch | 125 | 0.52%, see rank | 0.96% | 1.63% |
| English | 4,009 | 16.57%, see rank | 18.81% | 9.02% |
| French | 5,551 | 22.94%, see rank | 25.19% | 3.77% |
| German | 2,791 | 11.53%, see rank | 9.52% | 16.51% |
| Greek | 283 | 1.17%, see rank | 1.60% | 0.44% |
| Hungarian | 77 | 0.32%, see rank | 0.31% | 0.51% |
| Irish | 7,647 | 31.60%, see rank | 22.29% | 11.76% |
| Italian | 3,554 | 14.69%, see rank | 10.45% | 5.78% |
| Norwegian | 227 | 0.94%, see rank | 0.91% | 1.51% |
| Polish | 1,787 | 7.38%, see rank | 4.42% | 3.24% |
| Portuguese | 601 | 2.48%, see rank | 1.41% | 0.47% |
| Russian | 273 | 1.13%, see rank | 1.01% | 1.01% |
| Scotch-Irish | 506 | 2.09%, see rank | 2.61% | 1.72% |
| Scottish | 916 | 3.79%, see rank | 4.80% | 1.92% |
| Subsaharan African | 16 | 0.07%, see rank | 0.37% | 0.91% |
| Swedish | 416 | 1.72%, see rank | 2.03% | 1.41% |
| Swiss | 14 | 0.06%, see rank | 0.22% | 0.33% |
| Ukrainian | 18 | 0.07%, see rank | 0.29% | 0.31% |
| American | 641 | 2.65%, see rank | 4.33% | 6.28% |
| Welsh | 207 | 0.86%, see rank | 0.66% | 0.63% |
ACS 2005-2009 data
23,651 (94.78%) out of the total population of 24,954 reported first ancestry.
| Londonderry School District | % of the Total Population | New Hampshire | U.S. | |
| Arab | 170 | 0.68%, see rank | 0.54% | 0.50% |
| Czech | 49 | 0.20%, see rank | 0.27% | 0.54% |
| Danish | 180 | 0.72%, see rank | 0.33% | 0.49% |
| Dutch | 100 | 0.40%, see rank | 0.99% | 1.68% |
| English | 4,162 | 16.68%, see rank | 19.37% | 9.29% |
| French | 5,666 | 22.71%, see rank | 25.69% | 3.90% |
| German | 2,626 | 10.52%, see rank | 9.68% | 16.89% |
| Greek | 284 | 1.14%, see rank | 1.56% | 0.45% |
| Hungarian | 116 | 0.46%, see rank | 0.34% | 0.52% |
| Irish | 8,011 | 32.10%, see rank | 22.44% | 12.01% |
| Italian | 3,881 | 15.55%, see rank | 10.36% | 5.91% |
| Norwegian | 123 | 0.49%, see rank | 0.90% | 1.55% |
| Polish | 1,705 | 6.83%, see rank | 4.51% | 3.32% |
| Portuguese | 813 | 3.26%, see rank | 1.42% | 0.48% |
| Russian | 347 | 1.39%, see rank | 1.00% | 1.04% |
| Scotch-Irish | 862 | 3.45%, see rank | 2.71% | 1.77% |
| Scottish | 1,120 | 4.49%, see rank | 4.94% | 1.97% |
| Subsaharan African | 9 | 0.04%, see rank | 0.39% | 0.88% |
| Swedish | 522 | 2.09%, see rank | 2.09% | 1.45% |
| Swiss | 12 | 0.05%, see rank | 0.21% | 0.34% |
| Ukrainian | 23 | 0.09%, see rank | 0.30% | 0.32% |
| American | 609 | 2.44%, see rank | 4.23% | 6.43% |
| Welsh | 209 | 0.84%, see rank | 0.67% | 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.