Norfolk County Historical First Ancestry Data
ACS 2010-2014 data
620,602 (90.88%) out of the total population of 682,860 reported first ancestry.
| Norfolk County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 11,053 | 1.62%, see rank | 1.10% | 0.56% |
| Czech | 1,112 | 0.16%, see rank | 0.18% | 0.47% |
| Danish | 1,550 | 0.23%, see rank | 0.22% | 0.42% |
| Dutch | 4,063 | 0.59%, see rank | 0.65% | 1.40% |
| English | 68,769 | 10.07%, see rank | 10.33% | 8.02% |
| French | 42,913 | 6.28%, see rank | 11.20% | 3.34% |
| German | 44,927 | 6.58%, see rank | 6.24% | 15.03% |
| Greek | 9,521 | 1.39%, see rank | 1.24% | 0.41% |
| Hungarian | 2,589 | 0.38%, see rank | 0.30% | 0.46% |
| Irish | 205,282 | 30.06%, see rank | 22.17% | 10.80% |
| Italian | 97,713 | 14.31%, see rank | 13.57% | 5.52% |
| Norwegian | 4,178 | 0.61%, see rank | 0.53% | 1.42% |
| Polish | 26,398 | 3.87%, see rank | 4.80% | 3.01% |
| Portuguese | 12,432 | 1.82%, see rank | 4.63% | 0.44% |
| Russian | 20,613 | 3.02%, see rank | 1.76% | 0.92% |
| Scotch-Irish | 5,654 | 0.83%, see rank | 0.67% | 0.99% |
| Scottish | 16,343 | 2.39%, see rank | 2.34% | 1.72% |
| Subsaharan African | 9,990 | 1.46%, see rank | 1.86% | 0.95% |
| Swedish | 11,543 | 1.69%, see rank | 1.75% | 1.27% |
| Swiss | 1,648 | 0.24%, see rank | 0.17% | 0.30% |
| Ukrainian | 3,002 | 0.44%, see rank | 0.36% | 0.31% |
| American | 29,999 | 4.39%, see rank | 4.41% | 7.12% |
| Welsh | 1,957 | 0.29%, see rank | 0.34% | 0.57% |
ACS 2008-2012 data
621,957 (92.54%) out of the total population of 672,078 reported first ancestry.
| Norfolk County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 9,567 | 1.42%, see rank | 1.02% | 0.53% |
| Czech | 1,551 | 0.23%, see rank | 0.20% | 0.50% |
| Danish | 1,668 | 0.25%, see rank | 0.24% | 0.45% |
| Dutch | 3,741 | 0.56%, see rank | 0.70% | 1.51% |
| English | 73,272 | 10.90%, see rank | 11.02% | 8.53% |
| French | 44,557 | 6.63%, see rank | 11.89% | 3.54% |
| German | 46,108 | 6.86%, see rank | 6.56% | 15.79% |
| Greek | 8,974 | 1.34%, see rank | 1.28% | 0.42% |
| Hungarian | 2,701 | 0.40%, see rank | 0.32% | 0.48% |
| Irish | 209,220 | 31.13%, see rank | 23.08% | 11.36% |
| Italian | 101,606 | 15.12%, see rank | 13.92% | 5.66% |
| Norwegian | 3,813 | 0.57%, see rank | 0.53% | 1.46% |
| Polish | 25,522 | 3.80%, see rank | 5.11% | 3.13% |
| Portuguese | 12,631 | 1.88%, see rank | 4.75% | 0.46% |
| Russian | 21,219 | 3.16%, see rank | 1.86% | 0.97% |
| Scotch-Irish | 5,489 | 0.82%, see rank | 0.71% | 1.07% |
| Scottish | 17,365 | 2.58%, see rank | 2.48% | 1.81% |
| Subsaharan African | 8,724 | 1.30%, see rank | 1.76% | 0.93% |
| Swedish | 12,379 | 1.84%, see rank | 1.85% | 1.34% |
| Swiss | 1,353 | 0.20%, see rank | 0.18% | 0.31% |
| Ukrainian | 2,526 | 0.38%, see rank | 0.38% | 0.31% |
| American | 25,276 | 3.76%, see rank | 3.91% | 6.72% |
| Welsh | 2,353 | 0.35%, see rank | 0.37% | 0.60% |
ACS 2006-2010 data
616,604 (93.13%) out of the total population of 662,077 reported first ancestry.
| Norfolk County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 9,329 | 1.41%, see rank | 0.96% | 0.50% |
| Czech | 1,792 | 0.27%, see rank | 0.21% | 0.53% |
| Danish | 1,437 | 0.22%, see rank | 0.24% | 0.48% |
| Dutch | 3,991 | 0.60%, see rank | 0.73% | 1.63% |
| English | 73,007 | 11.03%, see rank | 11.54% | 9.02% |
| French | 47,438 | 7.17%, see rank | 12.54% | 3.77% |
| German | 46,574 | 7.03%, see rank | 6.75% | 16.51% |
| Greek | 9,002 | 1.36%, see rank | 1.32% | 0.44% |
| Hungarian | 2,543 | 0.38%, see rank | 0.32% | 0.51% |
| Irish | 210,496 | 31.79%, see rank | 23.41% | 11.76% |
| Italian | 102,868 | 15.54%, see rank | 13.93% | 5.78% |
| Norwegian | 3,761 | 0.57%, see rank | 0.52% | 1.51% |
| Polish | 27,255 | 4.12%, see rank | 5.23% | 3.24% |
| Portuguese | 12,293 | 1.86%, see rank | 4.81% | 0.47% |
| Russian | 21,019 | 3.17%, see rank | 1.86% | 1.01% |
| Scotch-Irish | 15,734 | 2.38%, see rank | 1.90% | 1.72% |
| Scottish | 18,527 | 2.80%, see rank | 2.66% | 1.92% |
| Subsaharan African | 6,804 | 1.03%, see rank | 1.67% | 0.91% |
| Swedish | 12,163 | 1.84%, see rank | 1.90% | 1.41% |
| Swiss | 1,550 | 0.23%, see rank | 0.19% | 0.33% |
| Ukrainian | 2,586 | 0.39%, see rank | 0.37% | 0.31% |
| American | 20,549 | 3.10%, see rank | 3.27% | 6.28% |
| Welsh | 2,506 | 0.38%, see rank | 0.41% | 0.63% |
ACS 2005-2009 data
612,104 (93.09%) out of the total population of 657,506 reported first ancestry.
| Norfolk County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 9,397 | 1.43%, see rank | 0.97% | 0.50% |
| Czech | 1,939 | 0.29%, see rank | 0.22% | 0.54% |
| Danish | 1,529 | 0.23%, see rank | 0.26% | 0.49% |
| Dutch | 4,113 | 0.63%, see rank | 0.74% | 1.68% |
| English | 73,940 | 11.25%, see rank | 11.92% | 9.29% |
| French | 48,150 | 7.32%, see rank | 12.90% | 3.90% |
| German | 46,118 | 7.01%, see rank | 6.77% | 16.89% |
| Greek | 9,387 | 1.43%, see rank | 1.34% | 0.45% |
| Hungarian | 2,310 | 0.35%, see rank | 0.33% | 0.52% |
| Irish | 210,932 | 32.08%, see rank | 23.68% | 12.01% |
| Italian | 105,523 | 16.05%, see rank | 14.12% | 5.91% |
| Norwegian | 3,736 | 0.57%, see rank | 0.53% | 1.55% |
| Polish | 27,240 | 4.14%, see rank | 5.30% | 3.32% |
| Portuguese | 12,427 | 1.89%, see rank | 4.92% | 0.48% |
| Russian | 20,675 | 3.14%, see rank | 1.85% | 1.04% |
| Scotch-Irish | 15,630 | 2.38%, see rank | 1.95% | 1.77% |
| Scottish | 19,278 | 2.93%, see rank | 2.74% | 1.97% |
| Subsaharan African | 6,174 | 0.94%, see rank | 1.56% | 0.88% |
| Swedish | 12,868 | 1.96%, see rank | 1.96% | 1.45% |
| Swiss | 1,515 | 0.23%, see rank | 0.19% | 0.34% |
| Ukrainian | 2,832 | 0.43%, see rank | 0.37% | 0.32% |
| American | 21,733 | 3.31%, see rank | 3.42% | 6.43% |
| Welsh | 2,918 | 0.44%, see rank | 0.43% | 0.65% |
US Census 2000 data
564,078 (86.74%) out of the total population of 650,308 reported first ancestry.
| Norfolk County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 6,926 | 1.07%, see rank | 0.67% | 0.36% |
| Czech | 797 | 0.12%, see rank | 0.09% | 0.27% |
| Danish | 828 | 0.13%, see rank | 0.14% | 0.30% |
| Dutch | 2,272 | 0.35%, see rank | 0.35% | 0.91% |
| English | 43,383 | 6.67%, see rank | 7.05% | 5.91% |
| French | 26,373 | 4.06%, see rank | 8.81% | 2.39% |
| German | 23,466 | 3.61%, see rank | 3.27% | 10.81% |
| Greek | 6,902 | 1.06%, see rank | 1.03% | 0.34% |
| Hungarian | 1,579 | 0.24%, see rank | 0.17% | 0.32% |
| Irish | 161,495 | 24.83%, see rank | 16.39% | 6.85% |
| Italian | 75,545 | 11.62%, see rank | 10.82% | 4.59% |
| Norwegian | 3,123 | 0.48%, see rank | 0.37% | 1.15% |
| Polish | 15,700 | 2.41%, see rank | 3.50% | 2.24% |
| Portuguese | 7,297 | 1.12%, see rank | 3.66% | 0.33% |
| Russian | 15,205 | 2.34%, see rank | 1.32% | 0.68% |
| Scotch-Irish | 9,764 | 1.50%, see rank | 1.15% | 1.17% |
| Scottish | 11,227 | 1.73%, see rank | 1.52% | 1.12% |
| Subsaharan African | 4,238 | 0.65%, see rank | 1.20% | 0.61% |
| Swedish | 7,787 | 1.20%, see rank | 1.13% | 0.87% |
| Swiss | 597 | 0.09%, see rank | 0.09% | 0.19% |
| Ukrainian | 2,138 | 0.33%, see rank | 0.26% | 0.24% |
| American | 28,299 | 4.35%, see rank | 3.85% | 7.33% |
| Welsh | 1,045 | 0.16%, see rank | 0.17% | 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.