USA.com / Massachusetts / Middlesex County / Billerica, MA / 01821 / Population and Races / Historical First Ancestry Data
01821 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
27,957 (89.73%) out of the total population of 31,157 reported first ancestry.
| 01821 Zip Code | % of the Total Population | Massachusetts | U.S. | |
| Arab | 153 | 0.49%, see rank | 1.10% | 0.56% |
| Czech | 16 | 0.05%, see rank | 0.18% | 0.47% |
| Danish | 27 | 0.09%, see rank | 0.22% | 0.42% |
| Dutch | 95 | 0.30%, see rank | 0.65% | 1.40% |
| English | 3,771 | 12.10%, see rank | 10.33% | 8.02% |
| French | 3,345 | 10.74%, see rank | 11.20% | 3.34% |
| German | 1,408 | 4.52%, see rank | 6.24% | 15.03% |
| Greek | 157 | 0.50%, see rank | 1.24% | 0.41% |
| Hungarian | 34 | 0.11%, see rank | 0.30% | 0.46% |
| Irish | 9,967 | 31.99%, see rank | 22.17% | 10.80% |
| Italian | 7,244 | 23.25%, see rank | 13.57% | 5.52% |
| Norwegian | 80 | 0.26%, see rank | 0.53% | 1.42% |
| Polish | 1,337 | 4.29%, see rank | 4.80% | 3.01% |
| Portuguese | 1,661 | 5.33%, see rank | 4.63% | 0.44% |
| Russian | 370 | 1.19%, see rank | 1.76% | 0.92% |
| Scotch-Irish | 308 | 0.99%, see rank | 0.67% | 0.99% |
| Scottish | 924 | 2.97%, see rank | 2.34% | 1.72% |
| Subsaharan African | 150 | 0.48%, see rank | 1.86% | 0.95% |
| Swedish | 527 | 1.69%, see rank | 1.75% | 1.27% |
| Swiss | 27 | 0.09%, see rank | 0.17% | 0.30% |
| Ukrainian | 16 | 0.05%, see rank | 0.36% | 0.31% |
| American | 1,455 | 4.67%, see rank | 4.41% | 7.12% |
| Welsh | 167 | 0.54%, see rank | 0.34% | 0.57% |
ACS 2008-2012 data
28,188 (92.21%) out of the total population of 30,569 reported first ancestry.
| 01821 Zip Code | % of the Total Population | Massachusetts | U.S. | |
| Arab | 87 | 0.28%, see rank | 1.02% | 0.53% |
| Czech | 0 | 0.00%, see rank | 0.20% | 0.50% |
| Danish | 43 | 0.14%, see rank | 0.24% | 0.45% |
| Dutch | 236 | 0.77%, see rank | 0.70% | 1.51% |
| English | 3,956 | 12.94%, see rank | 11.02% | 8.53% |
| French | 3,160 | 10.34%, see rank | 11.89% | 3.54% |
| German | 1,718 | 5.62%, see rank | 6.56% | 15.79% |
| Greek | 101 | 0.33%, see rank | 1.28% | 0.42% |
| Hungarian | 24 | 0.08%, see rank | 0.32% | 0.48% |
| Irish | 9,926 | 32.47%, see rank | 23.08% | 11.36% |
| Italian | 6,896 | 22.56%, see rank | 13.92% | 5.66% |
| Norwegian | 35 | 0.11%, see rank | 0.53% | 1.46% |
| Polish | 1,432 | 4.68%, see rank | 5.11% | 3.13% |
| Portuguese | 2,325 | 7.61%, see rank | 4.75% | 0.46% |
| Russian | 288 | 0.94%, see rank | 1.86% | 0.97% |
| Scotch-Irish | 244 | 0.80%, see rank | 0.71% | 1.07% |
| Scottish | 1,198 | 3.92%, see rank | 2.48% | 1.81% |
| Subsaharan African | 20 | 0.07%, see rank | 1.76% | 0.93% |
| Swedish | 637 | 2.08%, see rank | 1.85% | 1.34% |
| Swiss | 24 | 0.08%, see rank | 0.18% | 0.31% |
| Ukrainian | 42 | 0.14%, see rank | 0.38% | 0.31% |
| American | 1,178 | 3.85%, see rank | 3.91% | 6.72% |
| Welsh | 119 | 0.39%, see rank | 0.37% | 0.60% |
US Census 2000 data
26,286 (89.38%) out of the total population of 29,408 reported first ancestry.
| 01821 Zip Code | % of the Total Population | Massachusetts | U.S. | |
| Arab | 216 | 0.73%, see rank | 0.67% | 0.36% |
| Czech | 9 | 0.03%, see rank | 0.09% | 0.27% |
| Danish | 55 | 0.19%, see rank | 0.14% | 0.30% |
| Dutch | 105 | 0.36%, see rank | 0.35% | 0.91% |
| English | 2,311 | 7.86%, see rank | 7.05% | 5.91% |
| French | 2,751 | 9.35%, see rank | 8.81% | 2.39% |
| German | 958 | 3.26%, see rank | 3.27% | 10.81% |
| Greek | 316 | 1.07%, see rank | 1.03% | 0.34% |
| Hungarian | 32 | 0.11%, see rank | 0.17% | 0.32% |
| Irish | 6,880 | 23.39%, see rank | 16.39% | 6.85% |
| Italian | 5,912 | 20.10%, see rank | 10.82% | 4.59% |
| Norwegian | 91 | 0.31%, see rank | 0.37% | 1.15% |
| Polish | 751 | 2.55%, see rank | 3.50% | 2.24% |
| Portuguese | 831 | 2.83%, see rank | 3.66% | 0.33% |
| Russian | 95 | 0.32%, see rank | 1.32% | 0.68% |
| Scotch-Irish | 451 | 1.53%, see rank | 1.15% | 1.17% |
| Scottish | 621 | 2.11%, see rank | 1.52% | 1.12% |
| Subsaharan African | 59 | 0.20%, see rank | 1.20% | 0.61% |
| Swedish | 312 | 1.06%, see rank | 1.13% | 0.87% |
| Swiss | 20 | 0.07%, see rank | 0.09% | 0.19% |
| Ukrainian | 30 | 0.10%, see rank | 0.26% | 0.24% |
| American | 896 | 3.05%, see rank | 3.85% | 7.33% |
| Welsh | 19 | 0.06%, 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.