Plymouth County Historical First Ancestry Data
ACS 2010-2014 data
453,447 (90.55%) out of the total population of 500,772 reported first ancestry.
| Plymouth County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 3,943 | 0.79%, see rank | 1.10% | 0.56% |
| Czech | 711 | 0.14%, see rank | 0.18% | 0.47% |
| Danish | 1,360 | 0.27%, see rank | 0.22% | 0.42% |
| Dutch | 2,708 | 0.54%, see rank | 0.65% | 1.40% |
| English | 70,569 | 14.09%, see rank | 10.33% | 8.02% |
| French | 45,879 | 9.16%, see rank | 11.20% | 3.34% |
| German | 35,077 | 7.00%, see rank | 6.24% | 15.03% |
| Greek | 4,356 | 0.87%, see rank | 1.24% | 0.41% |
| Hungarian | 904 | 0.18%, see rank | 0.30% | 0.46% |
| Irish | 163,551 | 32.66%, see rank | 22.17% | 10.80% |
| Italian | 83,718 | 16.72%, see rank | 13.57% | 5.52% |
| Norwegian | 3,320 | 0.66%, see rank | 0.53% | 1.42% |
| Polish | 17,428 | 3.48%, see rank | 4.80% | 3.01% |
| Portuguese | 21,615 | 4.32%, see rank | 4.63% | 0.44% |
| Russian | 5,016 | 1.00%, see rank | 1.76% | 0.92% |
| Scotch-Irish | 4,177 | 0.83%, see rank | 0.67% | 0.99% |
| Scottish | 16,035 | 3.20%, see rank | 2.34% | 1.72% |
| Subsaharan African | 21,299 | 4.25%, see rank | 1.86% | 0.95% |
| Swedish | 13,647 | 2.73%, see rank | 1.75% | 1.27% |
| Swiss | 822 | 0.16%, see rank | 0.17% | 0.30% |
| Ukrainian | 864 | 0.17%, see rank | 0.36% | 0.31% |
| American | 27,886 | 5.57%, see rank | 4.41% | 7.12% |
| Welsh | 1,665 | 0.33%, see rank | 0.34% | 0.57% |
ACS 2008-2012 data
456,049 (92.06%) out of the total population of 495,407 reported first ancestry.
| Plymouth County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 3,603 | 0.73%, see rank | 1.02% | 0.53% |
| Czech | 743 | 0.15%, see rank | 0.20% | 0.50% |
| Danish | 1,367 | 0.28%, see rank | 0.24% | 0.45% |
| Dutch | 3,418 | 0.69%, see rank | 0.70% | 1.51% |
| English | 72,870 | 14.71%, see rank | 11.02% | 8.53% |
| French | 47,447 | 9.58%, see rank | 11.89% | 3.54% |
| German | 36,084 | 7.28%, see rank | 6.56% | 15.79% |
| Greek | 4,285 | 0.86%, see rank | 1.28% | 0.42% |
| Hungarian | 897 | 0.18%, see rank | 0.32% | 0.48% |
| Irish | 166,492 | 33.61%, see rank | 23.08% | 11.36% |
| Italian | 80,387 | 16.23%, see rank | 13.92% | 5.66% |
| Norwegian | 3,188 | 0.64%, see rank | 0.53% | 1.46% |
| Polish | 18,104 | 3.65%, see rank | 5.11% | 3.13% |
| Portuguese | 22,356 | 4.51%, see rank | 4.75% | 0.46% |
| Russian | 4,954 | 1.00%, see rank | 1.86% | 0.97% |
| Scotch-Irish | 5,148 | 1.04%, see rank | 0.71% | 1.07% |
| Scottish | 15,922 | 3.21%, see rank | 2.48% | 1.81% |
| Subsaharan African | 20,935 | 4.23%, see rank | 1.76% | 0.93% |
| Swedish | 14,398 | 2.91%, see rank | 1.85% | 1.34% |
| Swiss | 791 | 0.16%, see rank | 0.18% | 0.31% |
| Ukrainian | 835 | 0.17%, see rank | 0.38% | 0.31% |
| American | 23,455 | 4.73%, see rank | 3.91% | 6.72% |
| Welsh | 1,974 | 0.40%, see rank | 0.37% | 0.60% |
ACS 2006-2010 data
454,816 (92.67%) out of the total population of 490,784 reported first ancestry.
| Plymouth County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 3,634 | 0.74%, see rank | 0.96% | 0.50% |
| Czech | 685 | 0.14%, see rank | 0.21% | 0.53% |
| Danish | 1,447 | 0.29%, see rank | 0.24% | 0.48% |
| Dutch | 3,605 | 0.73%, see rank | 0.73% | 1.63% |
| English | 75,055 | 15.29%, see rank | 11.54% | 9.02% |
| French | 48,920 | 9.97%, see rank | 12.54% | 3.77% |
| German | 35,927 | 7.32%, see rank | 6.75% | 16.51% |
| Greek | 5,120 | 1.04%, see rank | 1.32% | 0.44% |
| Hungarian | 1,054 | 0.21%, see rank | 0.32% | 0.51% |
| Irish | 165,580 | 33.74%, see rank | 23.41% | 11.76% |
| Italian | 77,685 | 15.83%, see rank | 13.93% | 5.78% |
| Norwegian | 3,724 | 0.76%, see rank | 0.52% | 1.51% |
| Polish | 16,960 | 3.46%, see rank | 5.23% | 3.24% |
| Portuguese | 23,279 | 4.74%, see rank | 4.81% | 0.47% |
| Russian | 4,341 | 0.88%, see rank | 1.86% | 1.01% |
| Scotch-Irish | 15,330 | 3.12%, see rank | 1.90% | 1.72% |
| Scottish | 16,400 | 3.34%, see rank | 2.66% | 1.92% |
| Subsaharan African | 17,794 | 3.63%, see rank | 1.67% | 0.91% |
| Swedish | 14,444 | 2.94%, see rank | 1.90% | 1.41% |
| Swiss | 905 | 0.18%, see rank | 0.19% | 0.33% |
| Ukrainian | 936 | 0.19%, see rank | 0.37% | 0.31% |
| American | 18,214 | 3.71%, see rank | 3.27% | 6.28% |
| Welsh | 2,138 | 0.44%, see rank | 0.41% | 0.63% |
ACS 2005-2009 data
456,235 (92.67%) out of the total population of 492,313 reported first ancestry.
| Plymouth County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 3,810 | 0.77%, see rank | 0.97% | 0.50% |
| Czech | 780 | 0.16%, see rank | 0.22% | 0.54% |
| Danish | 1,544 | 0.31%, see rank | 0.26% | 0.49% |
| Dutch | 3,620 | 0.74%, see rank | 0.74% | 1.68% |
| English | 77,336 | 15.71%, see rank | 11.92% | 9.29% |
| French | 49,434 | 10.04%, see rank | 12.90% | 3.90% |
| German | 36,460 | 7.41%, see rank | 6.77% | 16.89% |
| Greek | 5,460 | 1.11%, see rank | 1.34% | 0.45% |
| Hungarian | 1,038 | 0.21%, see rank | 0.33% | 0.52% |
| Irish | 165,896 | 33.70%, see rank | 23.68% | 12.01% |
| Italian | 78,600 | 15.97%, see rank | 14.12% | 5.91% |
| Norwegian | 3,601 | 0.73%, see rank | 0.53% | 1.55% |
| Polish | 17,347 | 3.52%, see rank | 5.30% | 3.32% |
| Portuguese | 23,751 | 4.82%, see rank | 4.92% | 0.48% |
| Russian | 4,196 | 0.85%, see rank | 1.85% | 1.04% |
| Scotch-Irish | 15,716 | 3.19%, see rank | 1.95% | 1.77% |
| Scottish | 16,834 | 3.42%, see rank | 2.74% | 1.97% |
| Subsaharan African | 17,283 | 3.51%, see rank | 1.56% | 0.88% |
| Swedish | 14,114 | 2.87%, see rank | 1.96% | 1.45% |
| Swiss | 775 | 0.16%, see rank | 0.19% | 0.34% |
| Ukrainian | 903 | 0.18%, see rank | 0.37% | 0.32% |
| American | 18,286 | 3.71%, see rank | 3.42% | 6.43% |
| Welsh | 2,128 | 0.43%, see rank | 0.43% | 0.65% |
US Census 2000 data
403,021 (85.24%) out of the total population of 472,822 reported first ancestry.
| Plymouth County | % of the Total Population | Massachusetts | U.S. | |
| Arab | 2,079 | 0.44%, see rank | 0.67% | 0.36% |
| Czech | 320 | 0.07%, see rank | 0.09% | 0.27% |
| Danish | 744 | 0.16%, see rank | 0.14% | 0.30% |
| Dutch | 1,554 | 0.33%, see rank | 0.35% | 0.91% |
| English | 42,902 | 9.07%, see rank | 7.05% | 5.91% |
| French | 28,506 | 6.03%, see rank | 8.81% | 2.39% |
| German | 15,845 | 3.35%, see rank | 3.27% | 10.81% |
| Greek | 3,387 | 0.72%, see rank | 1.03% | 0.34% |
| Hungarian | 412 | 0.09%, see rank | 0.17% | 0.32% |
| Irish | 112,745 | 23.85%, see rank | 16.39% | 6.85% |
| Italian | 51,486 | 10.89%, see rank | 10.82% | 4.59% |
| Norwegian | 1,811 | 0.38%, see rank | 0.37% | 1.15% |
| Polish | 9,852 | 2.08%, see rank | 3.50% | 2.24% |
| Portuguese | 13,873 | 2.93%, see rank | 3.66% | 0.33% |
| Russian | 2,312 | 0.49%, see rank | 1.32% | 0.68% |
| Scotch-Irish | 8,771 | 1.86%, see rank | 1.15% | 1.17% |
| Scottish | 9,974 | 2.11%, see rank | 1.52% | 1.12% |
| Subsaharan African | 14,278 | 3.02%, see rank | 1.20% | 0.61% |
| Swedish | 8,219 | 1.74%, see rank | 1.13% | 0.87% |
| Swiss | 314 | 0.07%, see rank | 0.09% | 0.19% |
| Ukrainian | 583 | 0.12%, see rank | 0.26% | 0.24% |
| American | 20,553 | 4.35%, see rank | 3.85% | 7.33% |
| Welsh | 820 | 0.17%, 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.