USA.com / Maryland / Washington County / Rohrersville, MD / 21779 / Population and Races / Historical First Ancestry Data
21779 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
663 (77.73%) out of the total population of 853 reported first ancestry.
| 21779 Zip Code | % of the Total Population | Maryland | U.S. | |
| Arab | 0 | 0.00%, see rank | 0.48% | 0.56% |
| Czech | 0 | 0.00%, see rank | 0.38% | 0.47% |
| Danish | 0 | 0.00%, see rank | 0.18% | 0.42% |
| Dutch | 30 | 3.52%, see rank | 0.86% | 1.40% |
| English | 77 | 9.03%, see rank | 7.82% | 8.02% |
| French | 0 | 0.00%, see rank | 1.89% | 3.34% |
| German | 268 | 31.42%, see rank | 14.69% | 15.03% |
| Greek | 0 | 0.00%, see rank | 0.59% | 0.41% |
| Hungarian | 0 | 0.00%, see rank | 0.41% | 0.46% |
| Irish | 167 | 19.58%, see rank | 11.24% | 10.80% |
| Italian | 44 | 5.16%, see rank | 5.21% | 5.52% |
| Norwegian | 0 | 0.00%, see rank | 0.51% | 1.42% |
| Polish | 0 | 0.00%, see rank | 3.31% | 3.01% |
| Portuguese | 0 | 0.00%, see rank | 0.18% | 0.44% |
| Russian | 0 | 0.00%, see rank | 1.33% | 0.92% |
| Scotch-Irish | 0 | 0.00%, see rank | 0.75% | 0.99% |
| Scottish | 0 | 0.00%, see rank | 1.63% | 1.72% |
| Subsaharan African | 0 | 0.00%, see rank | 3.62% | 0.95% |
| Swedish | 0 | 0.00%, see rank | 0.58% | 1.27% |
| Swiss | 0 | 0.00%, see rank | 0.20% | 0.30% |
| Ukrainian | 0 | 0.00%, see rank | 0.37% | 0.31% |
| American | 133 | 15.59%, see rank | 5.14% | 7.12% |
| Welsh | 0 | 0.00%, see rank | 0.63% | 0.57% |
ACS 2008-2012 data
712 (69.87%) out of the total population of 1,019 reported first ancestry.
| 21779 Zip Code | % of the Total Population | Maryland | U.S. | |
| Arab | 0 | 0.00%, see rank | 0.46% | 0.53% |
| Czech | 0 | 0.00%, see rank | 0.43% | 0.50% |
| Danish | 0 | 0.00%, see rank | 0.21% | 0.45% |
| Dutch | 0 | 0.00%, see rank | 0.95% | 1.51% |
| English | 160 | 15.70%, see rank | 8.43% | 8.53% |
| French | 29 | 2.85%, see rank | 2.08% | 3.54% |
| German | 267 | 26.20%, see rank | 15.67% | 15.79% |
| Greek | 0 | 0.00%, see rank | 0.59% | 0.42% |
| Hungarian | 0 | 0.00%, see rank | 0.43% | 0.48% |
| Irish | 160 | 15.70%, see rank | 11.84% | 11.36% |
| Italian | 0 | 0.00%, see rank | 5.34% | 5.66% |
| Norwegian | 0 | 0.00%, see rank | 0.51% | 1.46% |
| Polish | 27 | 2.65%, see rank | 3.44% | 3.13% |
| Portuguese | 0 | 0.00%, see rank | 0.18% | 0.46% |
| Russian | 10 | 0.98%, see rank | 1.45% | 0.97% |
| Scotch-Irish | 0 | 0.00%, see rank | 0.84% | 1.07% |
| Scottish | 0 | 0.00%, see rank | 1.70% | 1.81% |
| Subsaharan African | 0 | 0.00%, see rank | 3.17% | 0.93% |
| Swedish | 0 | 0.00%, see rank | 0.61% | 1.34% |
| Swiss | 0 | 0.00%, see rank | 0.22% | 0.31% |
| Ukrainian | 0 | 0.00%, see rank | 0.40% | 0.31% |
| American | 156 | 15.31%, see rank | 4.77% | 6.72% |
| Welsh | 0 | 0.00%, see rank | 0.69% | 0.60% |
US Census 2000 data
552 (76.88%) out of the total population of 718 reported first ancestry.
| 21779 Zip Code | % of the Total Population | Maryland | U.S. | |
| Arab | 0 | 0.00%, see rank | 0.32% | 0.36% |
| Czech | 0 | 0.00%, see rank | 0.21% | 0.27% |
| Danish | 0 | 0.00%, see rank | 0.13% | 0.30% |
| Dutch | 0 | 0.00%, see rank | 0.52% | 0.91% |
| English | 93 | 12.95%, see rank | 6.01% | 5.91% |
| French | 0 | 0.00%, see rank | 1.31% | 2.39% |
| German | 250 | 34.82%, see rank | 10.82% | 10.81% |
| Greek | 0 | 0.00%, see rank | 0.51% | 0.34% |
| Hungarian | 0 | 0.00%, see rank | 0.27% | 0.32% |
| Irish | 23 | 3.20%, see rank | 7.46% | 6.85% |
| Italian | 56 | 7.80%, see rank | 4.06% | 4.59% |
| Norwegian | 0 | 0.00%, see rank | 0.35% | 1.15% |
| Polish | 18 | 2.51%, see rank | 2.44% | 2.24% |
| Portuguese | 0 | 0.00%, see rank | 0.12% | 0.33% |
| Russian | 0 | 0.00%, see rank | 1.10% | 0.68% |
| Scotch-Irish | 0 | 0.00%, see rank | 0.95% | 1.17% |
| Scottish | 0 | 0.00%, see rank | 1.10% | 1.12% |
| Subsaharan African | 0 | 0.00%, see rank | 1.81% | 0.61% |
| Swedish | 0 | 0.00%, see rank | 0.36% | 0.87% |
| Swiss | 0 | 0.00%, see rank | 0.13% | 0.19% |
| Ukrainian | 0 | 0.00%, see rank | 0.28% | 0.24% |
| American | 55 | 7.66%, see rank | 5.77% | 7.33% |
| Welsh | 0 | 0.00%, see rank | 0.38% | 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.