O Fallon, IL Historical First Ancestry Data
ACS 2010-2014 data
25,189 (86.56%) out of the total population of 29,100 reported first ancestry.
O Fallon, IL | % of the Total Population | Illinois | U.S. | |
Arab | 41 | 0.14%, see rank | 0.71% | 0.56% |
Czech | 175 | 0.60%, see rank | 0.92% | 0.47% |
Danish | 126 | 0.43%, see rank | 0.38% | 0.42% |
Dutch | 574 | 1.97%, see rank | 1.37% | 1.40% |
English | 3,434 | 11.80%, see rank | 5.90% | 8.02% |
French | 1,188 | 4.08%, see rank | 2.13% | 3.34% |
German | 8,296 | 28.51%, see rank | 19.07% | 15.03% |
Greek | 51 | 0.18%, see rank | 0.76% | 0.41% |
Hungarian | 104 | 0.36%, see rank | 0.40% | 0.46% |
Irish | 4,120 | 14.16%, see rank | 12.00% | 10.80% |
Italian | 893 | 3.07%, see rank | 6.14% | 5.52% |
Norwegian | 383 | 1.32%, see rank | 1.25% | 1.42% |
Polish | 1,462 | 5.02%, see rank | 7.22% | 3.01% |
Portuguese | 83 | 0.29%, see rank | 0.08% | 0.44% |
Russian | 40 | 0.14%, see rank | 0.97% | 0.92% |
Scotch-Irish | 467 | 1.60%, see rank | 0.59% | 0.99% |
Scottish | 633 | 2.18%, see rank | 1.16% | 1.72% |
Subsaharan African | 140 | 0.48%, see rank | 0.64% | 0.95% |
Swedish | 319 | 1.10%, see rank | 2.13% | 1.27% |
Swiss | 153 | 0.53%, see rank | 0.27% | 0.30% |
Ukrainian | 121 | 0.42%, see rank | 0.40% | 0.31% |
American | 1,512 | 5.20%, see rank | 5.00% | 7.12% |
Welsh | 118 | 0.41%, see rank | 0.37% | 0.57% |
ACS 2008-2012 data
25,376 (89.42%) out of the total population of 28,377 reported first ancestry.
O Fallon, IL | % of the Total Population | Illinois | U.S. | |
Arab | 29 | 0.10%, see rank | 0.64% | 0.53% |
Czech | 123 | 0.43%, see rank | 0.96% | 0.50% |
Danish | 156 | 0.55%, see rank | 0.40% | 0.45% |
Dutch | 310 | 1.09%, see rank | 1.46% | 1.51% |
English | 3,567 | 12.57%, see rank | 6.23% | 8.53% |
French | 1,197 | 4.22%, see rank | 2.26% | 3.54% |
German | 8,950 | 31.54%, see rank | 19.89% | 15.79% |
Greek | 25 | 0.09%, see rank | 0.78% | 0.42% |
Hungarian | 137 | 0.48%, see rank | 0.41% | 0.48% |
Irish | 4,071 | 14.35%, see rank | 12.52% | 11.36% |
Italian | 1,016 | 3.58%, see rank | 6.29% | 5.66% |
Norwegian | 402 | 1.42%, see rank | 1.30% | 1.46% |
Polish | 1,232 | 4.34%, see rank | 7.47% | 3.13% |
Portuguese | 71 | 0.25%, see rank | 0.08% | 0.46% |
Russian | 47 | 0.17%, see rank | 1.03% | 0.97% |
Scotch-Irish | 377 | 1.33%, see rank | 0.65% | 1.07% |
Scottish | 642 | 2.26%, see rank | 1.20% | 1.81% |
Subsaharan African | 176 | 0.62%, see rank | 0.62% | 0.93% |
Swedish | 205 | 0.72%, see rank | 2.24% | 1.34% |
Swiss | 327 | 1.15%, see rank | 0.29% | 0.31% |
Ukrainian | 149 | 0.53%, see rank | 0.40% | 0.31% |
American | 1,415 | 4.99%, see rank | 4.85% | 6.72% |
Welsh | 154 | 0.54%, see rank | 0.40% | 0.60% |
ACS 2006-2010 data
24,614 (91.01%) out of the total population of 27,044 reported first ancestry.
O Fallon, IL | % of the Total Population | Illinois | U.S. | |
Arab | 0 | 0.00%, see rank | 0.55% | 0.50% |
Czech | 177 | 0.65%, see rank | 1.01% | 0.53% |
Danish | 222 | 0.82%, see rank | 0.42% | 0.48% |
Dutch | 527 | 1.95%, see rank | 1.58% | 1.63% |
English | 3,262 | 12.06%, see rank | 6.56% | 9.02% |
French | 1,343 | 4.97%, see rank | 2.43% | 3.77% |
German | 8,505 | 31.45%, see rank | 20.72% | 16.51% |
Greek | 135 | 0.50%, see rank | 0.83% | 0.44% |
Hungarian | 222 | 0.82%, see rank | 0.43% | 0.51% |
Irish | 3,469 | 12.83%, see rank | 12.94% | 11.76% |
Italian | 1,360 | 5.03%, see rank | 6.35% | 5.78% |
Norwegian | 413 | 1.53%, see rank | 1.36% | 1.51% |
Polish | 925 | 3.42%, see rank | 7.69% | 3.24% |
Portuguese | 43 | 0.16%, see rank | 0.08% | 0.47% |
Russian | 211 | 0.78%, see rank | 1.07% | 1.01% |
Scotch-Irish | 363 | 1.34%, see rank | 1.12% | 1.72% |
Scottish | 470 | 1.74%, see rank | 1.26% | 1.92% |
Subsaharan African | 126 | 0.47%, see rank | 0.63% | 0.91% |
Swedish | 201 | 0.74%, see rank | 2.37% | 1.41% |
Swiss | 338 | 1.25%, see rank | 0.33% | 0.33% |
Ukrainian | 36 | 0.13%, see rank | 0.40% | 0.31% |
American | 1,441 | 5.33%, see rank | 4.61% | 6.28% |
Welsh | 115 | 0.43%, see rank | 0.41% | 0.63% |
ACS 2005-2009 data
24,340 (91.13%) out of the total population of 26,710 reported first ancestry.
O Fallon, IL | % of the Total Population | Illinois | U.S. | |
Arab | 17 | 0.06%, see rank | 0.52% | 0.50% |
Czech | 86 | 0.32%, see rank | 1.02% | 0.54% |
Danish | 201 | 0.75%, see rank | 0.44% | 0.49% |
Dutch | 529 | 1.98%, see rank | 1.61% | 1.68% |
English | 3,589 | 13.44%, see rank | 6.71% | 9.29% |
French | 1,483 | 5.55%, see rank | 2.51% | 3.90% |
German | 8,507 | 31.85%, see rank | 21.16% | 16.89% |
Greek | 126 | 0.47%, see rank | 0.85% | 0.45% |
Hungarian | 187 | 0.70%, see rank | 0.45% | 0.52% |
Irish | 3,639 | 13.62%, see rank | 13.14% | 12.01% |
Italian | 1,538 | 5.76%, see rank | 6.45% | 5.91% |
Norwegian | 357 | 1.34%, see rank | 1.38% | 1.55% |
Polish | 1,039 | 3.89%, see rank | 7.85% | 3.32% |
Portuguese | 94 | 0.35%, see rank | 0.07% | 0.48% |
Russian | 250 | 0.94%, see rank | 1.11% | 1.04% |
Scotch-Irish | 365 | 1.37%, see rank | 1.15% | 1.77% |
Scottish | 507 | 1.90%, see rank | 1.31% | 1.97% |
Subsaharan African | 118 | 0.44%, see rank | 0.62% | 0.88% |
Swedish | 235 | 0.88%, see rank | 2.46% | 1.45% |
Swiss | 203 | 0.76%, see rank | 0.33% | 0.34% |
Ukrainian | 12 | 0.04%, see rank | 0.40% | 0.32% |
American | 1,776 | 6.65%, see rank | 4.55% | 6.43% |
Welsh | 147 | 0.55%, see rank | 0.42% | 0.65% |
US Census 2000 data
17,652 (80.57%) out of the total population of 21,910 reported first ancestry.
O Fallon, IL | % of the Total Population | Illinois | U.S. | |
Arab | 42 | 0.19%, see rank | 0.38% | 0.36% |
Czech | 293 | 1.34%, see rank | 0.57% | 0.27% |
Danish | 28 | 0.13%, see rank | 0.26% | 0.30% |
Dutch | 239 | 1.09%, see rank | 0.90% | 0.91% |
English | 1,653 | 7.54%, see rank | 4.12% | 5.91% |
French | 695 | 3.17%, see rank | 1.34% | 2.39% |
German | 5,262 | 24.02%, see rank | 13.82% | 10.81% |
Greek | 62 | 0.28%, see rank | 0.65% | 0.34% |
Hungarian | 68 | 0.31%, see rank | 0.27% | 0.32% |
Irish | 1,357 | 6.19%, see rank | 7.62% | 6.85% |
Italian | 642 | 2.93%, see rank | 4.81% | 4.59% |
Norwegian | 205 | 0.94%, see rank | 0.96% | 1.15% |
Polish | 347 | 1.58%, see rank | 5.68% | 2.24% |
Portuguese | 19 | 0.09%, see rank | 0.04% | 0.33% |
Russian | 14 | 0.06%, see rank | 0.72% | 0.68% |
Scotch-Irish | 298 | 1.36%, see rank | 0.73% | 1.17% |
Scottish | 282 | 1.29%, see rank | 0.73% | 1.12% |
Subsaharan African | 50 | 0.23%, see rank | 0.57% | 0.61% |
Swedish | 156 | 0.71%, see rank | 1.52% | 0.87% |
Swiss | 63 | 0.29%, see rank | 0.17% | 0.19% |
Ukrainian | 0 | 0.00%, see rank | 0.30% | 0.24% |
American | 1,332 | 6.08%, see rank | 4.58% | 7.33% |
Welsh | 41 | 0.19%, 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.