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Loudoun County Public Schools Historical First Ancestry Data
ACS 2010-2014 data
300,576 (88.69%) out of the total population of 338,916 reported first ancestry.
| Loudoun County Public Schools | % of the Total Population | Virginia | U.S. | |
| Arab | 4,612 | 1.36%, see rank | 0.83% | 0.56% |
| Czech | 1,605 | 0.47%, see rank | 0.28% | 0.47% |
| Danish | 1,138 | 0.34%, see rank | 0.23% | 0.42% |
| Dutch | 3,826 | 1.13%, see rank | 1.00% | 1.40% |
| English | 33,622 | 9.92%, see rank | 10.69% | 8.02% |
| French | 9,959 | 2.94%, see rank | 2.33% | 3.34% |
| German | 46,743 | 13.79%, see rank | 11.87% | 15.03% |
| Greek | 1,639 | 0.48%, see rank | 0.41% | 0.41% |
| Hungarian | 1,814 | 0.54%, see rank | 0.35% | 0.46% |
| Irish | 40,086 | 11.83%, see rank | 9.99% | 10.80% |
| Italian | 22,144 | 6.53%, see rank | 4.00% | 5.52% |
| Norwegian | 2,674 | 0.79%, see rank | 0.61% | 1.42% |
| Polish | 9,682 | 2.86%, see rank | 1.89% | 3.01% |
| Portuguese | 1,426 | 0.42%, see rank | 0.20% | 0.44% |
| Russian | 3,582 | 1.06%, see rank | 0.70% | 0.92% |
| Scotch-Irish | 4,774 | 1.41%, see rank | 1.68% | 0.99% |
| Scottish | 7,916 | 2.34%, see rank | 2.13% | 1.72% |
| Subsaharan African | 6,494 | 1.92%, see rank | 2.02% | 0.95% |
| Swedish | 4,236 | 1.25%, see rank | 0.71% | 1.27% |
| Swiss | 1,117 | 0.33%, see rank | 0.24% | 0.30% |
| Ukrainian | 1,345 | 0.40%, see rank | 0.23% | 0.31% |
| American | 17,947 | 5.30%, see rank | 11.04% | 7.12% |
| Welsh | 2,818 | 0.83%, see rank | 0.65% | 0.57% |
ACS 2008-2012 data
287,290 (91.21%) out of the total population of 314,980 reported first ancestry.
| Loudoun County Public Schools | % of the Total Population | Virginia | U.S. | |
| Arab | 3,549 | 1.13%, see rank | 0.75% | 0.53% |
| Czech | 1,475 | 0.47%, see rank | 0.29% | 0.50% |
| Danish | 1,141 | 0.36%, see rank | 0.24% | 0.45% |
| Dutch | 3,671 | 1.17%, see rank | 1.05% | 1.51% |
| English | 32,766 | 10.40%, see rank | 11.31% | 8.53% |
| French | 9,924 | 3.15%, see rank | 2.44% | 3.54% |
| German | 48,398 | 15.37%, see rank | 12.33% | 15.79% |
| Greek | 1,758 | 0.56%, see rank | 0.44% | 0.42% |
| Hungarian | 1,698 | 0.54%, see rank | 0.36% | 0.48% |
| Irish | 40,711 | 12.92%, see rank | 10.45% | 11.36% |
| Italian | 21,734 | 6.90%, see rank | 4.05% | 5.66% |
| Norwegian | 3,036 | 0.96%, see rank | 0.62% | 1.46% |
| Polish | 9,732 | 3.09%, see rank | 1.95% | 3.13% |
| Portuguese | 1,012 | 0.32%, see rank | 0.20% | 0.46% |
| Russian | 3,325 | 1.06%, see rank | 0.70% | 0.97% |
| Scotch-Irish | 4,055 | 1.29%, see rank | 1.78% | 1.07% |
| Scottish | 7,250 | 2.30%, see rank | 2.30% | 1.81% |
| Subsaharan African | 6,447 | 2.05%, see rank | 2.05% | 0.93% |
| Swedish | 3,775 | 1.20%, see rank | 0.74% | 1.34% |
| Swiss | 995 | 0.32%, see rank | 0.26% | 0.31% |
| Ukrainian | 1,147 | 0.36%, see rank | 0.24% | 0.31% |
| American | 16,208 | 5.15%, see rank | 11.02% | 6.72% |
| Welsh | 2,733 | 0.87%, see rank | 0.70% | 0.60% |
ACS 2006-2010 data
268,797 (92.16%) out of the total population of 291,653 reported first ancestry.
| Loudoun County Public Schools | % of the Total Population | Virginia | U.S. | |
| Arab | 3,037 | 1.04%, see rank | 0.65% | 0.50% |
| Czech | 1,356 | 0.46%, see rank | 0.32% | 0.53% |
| Danish | 877 | 0.30%, see rank | 0.25% | 0.48% |
| Dutch | 3,840 | 1.32%, see rank | 1.16% | 1.63% |
| English | 35,469 | 12.16%, see rank | 11.75% | 9.02% |
| French | 9,200 | 3.15%, see rank | 2.54% | 3.77% |
| German | 46,019 | 15.78%, see rank | 12.95% | 16.51% |
| Greek | 1,869 | 0.64%, see rank | 0.44% | 0.44% |
| Hungarian | 1,892 | 0.65%, see rank | 0.38% | 0.51% |
| Irish | 38,591 | 13.23%, see rank | 10.78% | 11.76% |
| Italian | 20,655 | 7.08%, see rank | 4.05% | 5.78% |
| Norwegian | 3,223 | 1.11%, see rank | 0.65% | 1.51% |
| Polish | 10,072 | 3.45%, see rank | 1.98% | 3.24% |
| Portuguese | 733 | 0.25%, see rank | 0.19% | 0.47% |
| Russian | 3,104 | 1.06%, see rank | 0.70% | 1.01% |
| Scotch-Irish | 6,523 | 2.24%, see rank | 2.57% | 1.72% |
| Scottish | 7,421 | 2.54%, see rank | 2.41% | 1.92% |
| Subsaharan African | 4,292 | 1.47%, see rank | 2.00% | 0.91% |
| Swedish | 3,499 | 1.20%, see rank | 0.77% | 1.41% |
| Swiss | 805 | 0.28%, see rank | 0.27% | 0.33% |
| Ukrainian | 1,340 | 0.46%, see rank | 0.24% | 0.31% |
| American | 13,779 | 4.72%, see rank | 10.65% | 6.28% |
| Welsh | 2,710 | 0.93%, see rank | 0.74% | 0.63% |
ACS 2005-2009 data
256,652 (92.50%) out of the total population of 277,465 reported first ancestry.
| Loudoun County Public Schools | % of the Total Population | Virginia | U.S. | |
| Arab | 3,468 | 1.25%, see rank | 0.66% | 0.50% |
| Czech | 1,289 | 0.46%, see rank | 0.31% | 0.54% |
| Danish | 1,004 | 0.36%, see rank | 0.27% | 0.49% |
| Dutch | 3,872 | 1.40%, see rank | 1.24% | 1.68% |
| English | 34,425 | 12.41%, see rank | 12.05% | 9.29% |
| French | 9,146 | 3.30%, see rank | 2.64% | 3.90% |
| German | 46,746 | 16.85%, see rank | 13.25% | 16.89% |
| Greek | 2,126 | 0.77%, see rank | 0.44% | 0.45% |
| Hungarian | 1,968 | 0.71%, see rank | 0.38% | 0.52% |
| Irish | 39,365 | 14.19%, see rank | 11.09% | 12.01% |
| Italian | 20,209 | 7.28%, see rank | 4.17% | 5.91% |
| Norwegian | 3,174 | 1.14%, see rank | 0.66% | 1.55% |
| Polish | 10,266 | 3.70%, see rank | 2.01% | 3.32% |
| Portuguese | 712 | 0.26%, see rank | 0.20% | 0.48% |
| Russian | 3,282 | 1.18%, see rank | 0.71% | 1.04% |
| Scotch-Irish | 6,749 | 2.43%, see rank | 2.67% | 1.77% |
| Scottish | 7,475 | 2.69%, see rank | 2.52% | 1.97% |
| Subsaharan African | 3,705 | 1.34%, see rank | 1.88% | 0.88% |
| Swedish | 3,437 | 1.24%, see rank | 0.78% | 1.45% |
| Swiss | 1,148 | 0.41%, see rank | 0.27% | 0.34% |
| Ukrainian | 1,484 | 0.53%, see rank | 0.25% | 0.32% |
| American | 14,061 | 5.07%, see rank | 10.83% | 6.43% |
| Welsh | 2,663 | 0.96%, see rank | 0.74% | 0.65% |
* 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.