Rockingham County Historical First Ancestry Data
ACS 2010-2014 data
262,693 (88.24%) out of the total population of 297,702 reported first ancestry.
| Rockingham County | % of the Total Population | New Hampshire | U.S. | |
| Arab | 2,546 | 0.86%, see rank | 0.64% | 0.56% |
| Czech | 535 | 0.18%, see rank | 0.23% | 0.47% |
| Danish | 861 | 0.29%, see rank | 0.29% | 0.42% |
| Dutch | 2,605 | 0.88%, see rank | 1.01% | 1.40% |
| English | 49,992 | 16.79%, see rank | 17.08% | 8.02% |
| French | 65,757 | 22.09%, see rank | 23.83% | 3.34% |
| German | 25,544 | 8.58%, see rank | 8.79% | 15.03% |
| Greek | 4,540 | 1.53%, see rank | 1.45% | 0.41% |
| Hungarian | 728 | 0.24%, see rank | 0.31% | 0.46% |
| Irish | 74,560 | 25.05%, see rank | 21.21% | 10.80% |
| Italian | 45,198 | 15.18%, see rank | 10.46% | 5.52% |
| Norwegian | 2,440 | 0.82%, see rank | 0.86% | 1.42% |
| Polish | 16,334 | 5.49%, see rank | 4.36% | 3.01% |
| Portuguese | 5,067 | 1.70%, see rank | 1.35% | 0.44% |
| Russian | 2,598 | 0.87%, see rank | 0.86% | 0.92% |
| Scotch-Irish | 3,033 | 1.02%, see rank | 1.11% | 0.99% |
| Scottish | 12,526 | 4.21%, see rank | 4.25% | 1.72% |
| Subsaharan African | 628 | 0.21%, see rank | 0.43% | 0.95% |
| Swedish | 5,578 | 1.87%, see rank | 2.01% | 1.27% |
| Swiss | 728 | 0.24%, see rank | 0.25% | 0.30% |
| Ukrainian | 975 | 0.33%, see rank | 0.30% | 0.31% |
| American | 14,817 | 4.98%, see rank | 5.57% | 7.12% |
| Welsh | 1,891 | 0.64%, see rank | 0.66% | 0.57% |
ACS 2008-2012 data
266,052 (89.92%) out of the total population of 295,872 reported first ancestry.
| Rockingham County | % of the Total Population | New Hampshire | U.S. | |
| Arab | 2,676 | 0.90%, see rank | 0.65% | 0.53% |
| Czech | 602 | 0.20%, see rank | 0.24% | 0.50% |
| Danish | 773 | 0.26%, see rank | 0.28% | 0.45% |
| Dutch | 2,476 | 0.84%, see rank | 0.98% | 1.51% |
| English | 53,245 | 18.00%, see rank | 17.89% | 8.53% |
| French | 65,526 | 22.15%, see rank | 24.70% | 3.54% |
| German | 26,171 | 8.85%, see rank | 8.98% | 15.79% |
| Greek | 4,502 | 1.52%, see rank | 1.53% | 0.42% |
| Hungarian | 585 | 0.20%, see rank | 0.30% | 0.48% |
| Irish | 78,188 | 26.43%, see rank | 21.81% | 11.36% |
| Italian | 43,160 | 14.59%, see rank | 10.27% | 5.66% |
| Norwegian | 2,692 | 0.91%, see rank | 0.87% | 1.46% |
| Polish | 17,510 | 5.92%, see rank | 4.56% | 3.13% |
| Portuguese | 5,226 | 1.77%, see rank | 1.38% | 0.46% |
| Russian | 2,841 | 0.96%, see rank | 0.92% | 0.97% |
| Scotch-Irish | 2,920 | 0.99%, see rank | 1.15% | 1.07% |
| Scottish | 13,584 | 4.59%, see rank | 4.49% | 1.81% |
| Subsaharan African | 559 | 0.19%, see rank | 0.35% | 0.93% |
| Swedish | 5,935 | 2.01%, see rank | 2.17% | 1.34% |
| Swiss | 640 | 0.22%, see rank | 0.23% | 0.31% |
| Ukrainian | 583 | 0.20%, see rank | 0.28% | 0.31% |
| American | 12,862 | 4.35%, see rank | 4.97% | 6.72% |
| Welsh | 1,763 | 0.60%, see rank | 0.67% | 0.60% |
ACS 2006-2010 data
270,743 (91.89%) out of the total population of 294,638 reported first ancestry.
| Rockingham County | % of the Total Population | New Hampshire | U.S. | |
| Arab | 2,565 | 0.87%, see rank | 0.56% | 0.50% |
| Czech | 595 | 0.20%, see rank | 0.25% | 0.53% |
| Danish | 966 | 0.33%, see rank | 0.29% | 0.48% |
| Dutch | 2,475 | 0.84%, see rank | 0.96% | 1.63% |
| English | 55,988 | 19.00%, see rank | 18.81% | 9.02% |
| French | 65,268 | 22.15%, see rank | 25.19% | 3.77% |
| German | 28,679 | 9.73%, see rank | 9.52% | 16.51% |
| Greek | 4,699 | 1.59%, see rank | 1.60% | 0.44% |
| Hungarian | 897 | 0.30%, see rank | 0.31% | 0.51% |
| Irish | 79,259 | 26.90%, see rank | 22.29% | 11.76% |
| Italian | 43,614 | 14.80%, see rank | 10.45% | 5.78% |
| Norwegian | 2,802 | 0.95%, see rank | 0.91% | 1.51% |
| Polish | 16,607 | 5.64%, see rank | 4.42% | 3.24% |
| Portuguese | 5,199 | 1.76%, see rank | 1.41% | 0.47% |
| Russian | 3,354 | 1.14%, see rank | 1.01% | 1.01% |
| Scotch-Irish | 7,783 | 2.64%, see rank | 2.61% | 1.72% |
| Scottish | 14,255 | 4.84%, see rank | 4.80% | 1.92% |
| Subsaharan African | 724 | 0.25%, see rank | 0.37% | 0.91% |
| Swedish | 6,316 | 2.14%, see rank | 2.03% | 1.41% |
| Swiss | 499 | 0.17%, see rank | 0.22% | 0.33% |
| Ukrainian | 870 | 0.30%, see rank | 0.29% | 0.31% |
| American | 11,162 | 3.79%, see rank | 4.33% | 6.28% |
| Welsh | 1,868 | 0.63%, see rank | 0.66% | 0.63% |
ACS 2005-2009 data
275,818 (92.97%) out of the total population of 296,680 reported first ancestry.
| Rockingham County | % of the Total Population | New Hampshire | U.S. | |
| Arab | 2,433 | 0.82%, see rank | 0.54% | 0.50% |
| Czech | 565 | 0.19%, see rank | 0.27% | 0.54% |
| Danish | 1,080 | 0.36%, see rank | 0.33% | 0.49% |
| Dutch | 2,633 | 0.89%, see rank | 0.99% | 1.68% |
| English | 59,694 | 20.12%, see rank | 19.37% | 9.29% |
| French | 66,922 | 22.56%, see rank | 25.69% | 3.90% |
| German | 29,302 | 9.88%, see rank | 9.68% | 16.89% |
| Greek | 4,910 | 1.65%, see rank | 1.56% | 0.45% |
| Hungarian | 1,049 | 0.35%, see rank | 0.34% | 0.52% |
| Irish | 80,586 | 27.16%, see rank | 22.44% | 12.01% |
| Italian | 43,965 | 14.82%, see rank | 10.36% | 5.91% |
| Norwegian | 2,588 | 0.87%, see rank | 0.90% | 1.55% |
| Polish | 17,225 | 5.81%, see rank | 4.51% | 3.32% |
| Portuguese | 6,291 | 2.12%, see rank | 1.42% | 0.48% |
| Russian | 3,472 | 1.17%, see rank | 1.00% | 1.04% |
| Scotch-Irish | 8,357 | 2.82%, see rank | 2.71% | 1.77% |
| Scottish | 14,664 | 4.94%, see rank | 4.94% | 1.97% |
| Subsaharan African | 581 | 0.20%, see rank | 0.39% | 0.88% |
| Swedish | 6,092 | 2.05%, see rank | 2.09% | 1.45% |
| Swiss | 671 | 0.23%, see rank | 0.21% | 0.34% |
| Ukrainian | 811 | 0.27%, see rank | 0.30% | 0.32% |
| American | 10,428 | 3.51%, see rank | 4.23% | 6.43% |
| Welsh | 2,108 | 0.71%, see rank | 0.67% | 0.65% |
US Census 2000 data
237,359 (85.58%) out of the total population of 277,359 reported first ancestry.
| Rockingham County | % of the Total Population | New Hampshire | U.S. | |
| Arab | 1,830 | 0.66%, see rank | 0.40% | 0.36% |
| Czech | 208 | 0.07%, see rank | 0.09% | 0.27% |
| Danish | 501 | 0.18%, see rank | 0.17% | 0.30% |
| Dutch | 1,310 | 0.47%, see rank | 0.53% | 0.91% |
| English | 34,600 | 12.47%, see rank | 11.99% | 5.91% |
| French | 44,004 | 15.87%, see rank | 19.52% | 2.39% |
| German | 14,350 | 5.17%, see rank | 5.07% | 10.81% |
| Greek | 2,875 | 1.04%, see rank | 1.00% | 0.34% |
| Hungarian | 591 | 0.21%, see rank | 0.19% | 0.32% |
| Irish | 42,990 | 15.50%, see rank | 12.63% | 6.85% |
| Italian | 27,907 | 10.06%, see rank | 6.49% | 4.59% |
| Norwegian | 1,390 | 0.50%, see rank | 0.54% | 1.15% |
| Polish | 8,921 | 3.22%, see rank | 2.69% | 2.24% |
| Portuguese | 2,461 | 0.89%, see rank | 0.73% | 0.33% |
| Russian | 1,609 | 0.58%, see rank | 0.59% | 0.68% |
| Scotch-Irish | 4,479 | 1.61%, see rank | 1.59% | 1.17% |
| Scottish | 7,564 | 2.73%, see rank | 2.67% | 1.12% |
| Subsaharan African | 255 | 0.09%, see rank | 0.15% | 0.61% |
| Swedish | 3,493 | 1.26%, see rank | 1.22% | 0.87% |
| Swiss | 339 | 0.12%, see rank | 0.12% | 0.19% |
| Ukrainian | 511 | 0.18%, see rank | 0.19% | 0.24% |
| American | 13,301 | 4.80%, see rank | 5.96% | 7.33% |
| Welsh | 826 | 0.30%, see rank | 0.33% | 0.31% |
* 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.