Dupage County Historical First Ancestry Data
ACS 2010-2014 data
837,358 (90.38%) out of the total population of 926,485 reported first ancestry.
Dupage County | % of the Total Population | Illinois | U.S. | |
Arab | 7,398 | 0.80%, see rank | 0.71% | 0.56% |
Czech | 20,256 | 2.19%, see rank | 0.92% | 0.47% |
Danish | 5,546 | 0.60%, see rank | 0.38% | 0.42% |
Dutch | 15,799 | 1.71%, see rank | 1.37% | 1.40% |
English | 55,802 | 6.02%, see rank | 5.90% | 8.02% |
French | 20,824 | 2.25%, see rank | 2.13% | 3.34% |
German | 188,968 | 20.40%, see rank | 19.07% | 15.03% |
Greek | 12,413 | 1.34%, see rank | 0.76% | 0.41% |
Hungarian | 4,882 | 0.53%, see rank | 0.40% | 0.46% |
Irish | 136,933 | 14.78%, see rank | 12.00% | 10.80% |
Italian | 106,373 | 11.48%, see rank | 6.14% | 5.52% |
Norwegian | 15,037 | 1.62%, see rank | 1.25% | 1.42% |
Polish | 104,822 | 11.31%, see rank | 7.22% | 3.01% |
Portuguese | 652 | 0.07%, see rank | 0.08% | 0.44% |
Russian | 9,026 | 0.97%, see rank | 0.97% | 0.92% |
Scotch-Irish | 5,551 | 0.60%, see rank | 0.59% | 0.99% |
Scottish | 12,288 | 1.33%, see rank | 1.16% | 1.72% |
Subsaharan African | 3,451 | 0.37%, see rank | 0.64% | 0.95% |
Swedish | 25,952 | 2.80%, see rank | 2.13% | 1.27% |
Swiss | 2,506 | 0.27%, see rank | 0.27% | 0.30% |
Ukrainian | 5,596 | 0.60%, see rank | 0.40% | 0.31% |
American | 27,557 | 2.97%, see rank | 5.00% | 7.12% |
Welsh | 3,416 | 0.37%, see rank | 0.37% | 0.57% |
ACS 2008-2012 data
857,282 (93.32%) out of the total population of 918,608 reported first ancestry.
Dupage County | % of the Total Population | Illinois | U.S. | |
Arab | 8,078 | 0.88%, see rank | 0.64% | 0.53% |
Czech | 22,349 | 2.43%, see rank | 0.96% | 0.50% |
Danish | 5,812 | 0.63%, see rank | 0.40% | 0.45% |
Dutch | 16,008 | 1.74%, see rank | 1.46% | 1.51% |
English | 58,889 | 6.41%, see rank | 6.23% | 8.53% |
French | 21,940 | 2.39%, see rank | 2.26% | 3.54% |
German | 203,328 | 22.13%, see rank | 19.89% | 15.79% |
Greek | 12,198 | 1.33%, see rank | 0.78% | 0.42% |
Hungarian | 4,999 | 0.54%, see rank | 0.41% | 0.48% |
Irish | 145,597 | 15.85%, see rank | 12.52% | 11.36% |
Italian | 109,408 | 11.91%, see rank | 6.29% | 5.66% |
Norwegian | 16,011 | 1.74%, see rank | 1.30% | 1.46% |
Polish | 107,436 | 11.70%, see rank | 7.47% | 3.13% |
Portuguese | 857 | 0.09%, see rank | 0.08% | 0.46% |
Russian | 9,802 | 1.07%, see rank | 1.03% | 0.97% |
Scotch-Irish | 6,159 | 0.67%, see rank | 0.65% | 1.07% |
Scottish | 13,008 | 1.42%, see rank | 1.20% | 1.81% |
Subsaharan African | 2,886 | 0.31%, see rank | 0.62% | 0.93% |
Swedish | 26,925 | 2.93%, see rank | 2.24% | 1.34% |
Swiss | 2,556 | 0.28%, see rank | 0.29% | 0.31% |
Ukrainian | 5,390 | 0.59%, see rank | 0.40% | 0.31% |
American | 22,521 | 2.45%, see rank | 4.85% | 6.72% |
Welsh | 3,825 | 0.42%, see rank | 0.40% | 0.60% |
ACS 2006-2010 data
859,887 (94.34%) out of the total population of 911,481 reported first ancestry.
Dupage County | % of the Total Population | Illinois | U.S. | |
Arab | 6,881 | 0.75%, see rank | 0.55% | 0.50% |
Czech | 23,192 | 2.54%, see rank | 1.01% | 0.53% |
Danish | 5,854 | 0.64%, see rank | 0.42% | 0.48% |
Dutch | 15,824 | 1.74%, see rank | 1.58% | 1.63% |
English | 62,476 | 6.85%, see rank | 6.56% | 9.02% |
French | 22,250 | 2.44%, see rank | 2.43% | 3.77% |
German | 210,480 | 23.09%, see rank | 20.72% | 16.51% |
Greek | 12,833 | 1.41%, see rank | 0.83% | 0.44% |
Hungarian | 5,252 | 0.58%, see rank | 0.43% | 0.51% |
Irish | 150,770 | 16.54%, see rank | 12.94% | 11.76% |
Italian | 110,151 | 12.08%, see rank | 6.35% | 5.78% |
Norwegian | 16,584 | 1.82%, see rank | 1.36% | 1.51% |
Polish | 110,757 | 12.15%, see rank | 7.69% | 3.24% |
Portuguese | 840 | 0.09%, see rank | 0.08% | 0.47% |
Russian | 9,829 | 1.08%, see rank | 1.07% | 1.01% |
Scotch-Irish | 11,280 | 1.24%, see rank | 1.12% | 1.72% |
Scottish | 13,599 | 1.49%, see rank | 1.26% | 1.92% |
Subsaharan African | 3,386 | 0.37%, see rank | 0.63% | 0.91% |
Swedish | 27,151 | 2.98%, see rank | 2.37% | 1.41% |
Swiss | 3,278 | 0.36%, see rank | 0.33% | 0.33% |
Ukrainian | 5,471 | 0.60%, see rank | 0.40% | 0.31% |
American | 19,903 | 2.18%, see rank | 4.61% | 6.28% |
Welsh | 4,401 | 0.48%, see rank | 0.41% | 0.63% |
ACS 2005-2009 data
872,659 (94.29%) out of the total population of 925,530 reported first ancestry.
Dupage County | % of the Total Population | Illinois | U.S. | |
Arab | 7,161 | 0.77%, see rank | 0.52% | 0.50% |
Czech | 24,279 | 2.62%, see rank | 1.02% | 0.54% |
Danish | 6,237 | 0.67%, see rank | 0.44% | 0.49% |
Dutch | 16,521 | 1.79%, see rank | 1.61% | 1.68% |
English | 66,498 | 7.18%, see rank | 6.71% | 9.29% |
French | 23,030 | 2.49%, see rank | 2.51% | 3.90% |
German | 218,077 | 23.56%, see rank | 21.16% | 16.89% |
Greek | 13,549 | 1.46%, see rank | 0.85% | 0.45% |
Hungarian | 5,219 | 0.56%, see rank | 0.45% | 0.52% |
Irish | 153,201 | 16.55%, see rank | 13.14% | 12.01% |
Italian | 112,512 | 12.16%, see rank | 6.45% | 5.91% |
Norwegian | 17,081 | 1.85%, see rank | 1.38% | 1.55% |
Polish | 113,087 | 12.22%, see rank | 7.85% | 3.32% |
Portuguese | 669 | 0.07%, see rank | 0.07% | 0.48% |
Russian | 9,851 | 1.06%, see rank | 1.11% | 1.04% |
Scotch-Irish | 11,517 | 1.24%, see rank | 1.15% | 1.77% |
Scottish | 14,653 | 1.58%, see rank | 1.31% | 1.97% |
Subsaharan African | 3,703 | 0.40%, see rank | 0.62% | 0.88% |
Swedish | 27,389 | 2.96%, see rank | 2.46% | 1.45% |
Swiss | 3,562 | 0.38%, see rank | 0.33% | 0.34% |
Ukrainian | 5,507 | 0.60%, see rank | 0.40% | 0.32% |
American | 19,298 | 2.09%, see rank | 4.55% | 6.43% |
Welsh | 4,612 | 0.50%, see rank | 0.42% | 0.65% |
US Census 2000 data
803,457 (88.86%) out of the total population of 904,161 reported first ancestry.
Dupage County | % of the Total Population | Illinois | U.S. | |
Arab | 4,439 | 0.49%, see rank | 0.38% | 0.36% |
Czech | 14,221 | 1.57%, see rank | 0.57% | 0.27% |
Danish | 4,005 | 0.44%, see rank | 0.26% | 0.30% |
Dutch | 10,500 | 1.16%, see rank | 0.90% | 0.91% |
English | 41,352 | 4.57%, see rank | 4.12% | 5.91% |
French | 12,137 | 1.34%, see rank | 1.34% | 2.39% |
German | 139,177 | 15.39%, see rank | 13.82% | 10.81% |
Greek | 9,509 | 1.05%, see rank | 0.65% | 0.34% |
Hungarian | 3,434 | 0.38%, see rank | 0.27% | 0.32% |
Irish | 95,132 | 10.52%, see rank | 7.62% | 6.85% |
Italian | 88,363 | 9.77%, see rank | 4.81% | 4.59% |
Norwegian | 12,386 | 1.37%, see rank | 0.96% | 1.15% |
Polish | 78,363 | 8.67%, see rank | 5.68% | 2.24% |
Portuguese | 456 | 0.05%, see rank | 0.04% | 0.33% |
Russian | 5,517 | 0.61%, see rank | 0.72% | 0.68% |
Scotch-Irish | 7,434 | 0.82%, see rank | 0.73% | 1.17% |
Scottish | 8,346 | 0.92%, see rank | 0.73% | 1.12% |
Subsaharan African | 2,621 | 0.29%, see rank | 0.57% | 0.61% |
Swedish | 17,379 | 1.92%, see rank | 1.52% | 0.87% |
Swiss | 1,443 | 0.16%, see rank | 0.17% | 0.19% |
Ukrainian | 3,488 | 0.39%, see rank | 0.30% | 0.24% |
American | 22,617 | 2.50%, see rank | 4.58% | 7.33% |
Welsh | 2,542 | 0.28%, see rank | 0.20% | 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.