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Rich Township High School District 227 Historical First Ancestry Data
ACS 2010-2014 data
65,050 (92.89%) out of the total population of 70,027 reported first ancestry.
| Rich Township High School District 227 | % of the Total Population | Illinois | U.S. | |
| Arab | 236 | 0.34%, see rank | 0.71% | 0.56% |
| Czech | 187 | 0.27%, see rank | 0.92% | 0.47% |
| Danish | 103 | 0.15%, see rank | 0.38% | 0.42% |
| Dutch | 779 | 1.11%, see rank | 1.37% | 1.40% |
| English | 1,552 | 2.22%, see rank | 5.90% | 8.02% |
| French | 566 | 0.81%, see rank | 2.13% | 3.34% |
| German | 4,583 | 6.54%, see rank | 19.07% | 15.03% |
| Greek | 97 | 0.14%, see rank | 0.76% | 0.41% |
| Hungarian | 122 | 0.17%, see rank | 0.40% | 0.46% |
| Irish | 2,858 | 4.08%, see rank | 12.00% | 10.80% |
| Italian | 1,969 | 2.81%, see rank | 6.14% | 5.52% |
| Norwegian | 331 | 0.47%, see rank | 1.25% | 1.42% |
| Polish | 1,985 | 2.83%, see rank | 7.22% | 3.01% |
| Portuguese | 9 | 0.01%, see rank | 0.08% | 0.44% |
| Russian | 210 | 0.30%, see rank | 0.97% | 0.92% |
| Scotch-Irish | 283 | 0.40%, see rank | 0.59% | 0.99% |
| Scottish | 457 | 0.65%, see rank | 1.16% | 1.72% |
| Subsaharan African | 1,066 | 1.52%, see rank | 0.64% | 0.95% |
| Swedish | 845 | 1.21%, see rank | 2.13% | 1.27% |
| Swiss | 93 | 0.13%, see rank | 0.27% | 0.30% |
| Ukrainian | 65 | 0.09%, see rank | 0.40% | 0.31% |
| American | 988 | 1.41%, see rank | 5.00% | 7.12% |
| Welsh | 37 | 0.05%, see rank | 0.37% | 0.57% |
ACS 2008-2012 data
64,290 (93.65%) out of the total population of 68,652 reported first ancestry.
| Rich Township High School District 227 | % of the Total Population | Illinois | U.S. | |
| Arab | 325 | 0.47%, see rank | 0.64% | 0.53% |
| Czech | 231 | 0.34%, see rank | 0.96% | 0.50% |
| Danish | 94 | 0.14%, see rank | 0.40% | 0.45% |
| Dutch | 606 | 0.88%, see rank | 1.46% | 1.51% |
| English | 2,008 | 2.92%, see rank | 6.23% | 8.53% |
| French | 585 | 0.85%, see rank | 2.26% | 3.54% |
| German | 4,752 | 6.92%, see rank | 19.89% | 15.79% |
| Greek | 198 | 0.29%, see rank | 0.78% | 0.42% |
| Hungarian | 124 | 0.18%, see rank | 0.41% | 0.48% |
| Irish | 3,618 | 5.27%, see rank | 12.52% | 11.36% |
| Italian | 1,594 | 2.32%, see rank | 6.29% | 5.66% |
| Norwegian | 289 | 0.42%, see rank | 1.30% | 1.46% |
| Polish | 1,923 | 2.80%, see rank | 7.47% | 3.13% |
| Portuguese | 0 | 0.00%, see rank | 0.08% | 0.46% |
| Russian | 171 | 0.25%, see rank | 1.03% | 0.97% |
| Scotch-Irish | 275 | 0.40%, see rank | 0.65% | 1.07% |
| Scottish | 475 | 0.69%, see rank | 1.20% | 1.81% |
| Subsaharan African | 721 | 1.05%, see rank | 0.62% | 0.93% |
| Swedish | 734 | 1.07%, see rank | 2.24% | 1.34% |
| Swiss | 92 | 0.13%, see rank | 0.29% | 0.31% |
| Ukrainian | 59 | 0.09%, see rank | 0.40% | 0.31% |
| American | 1,092 | 1.59%, see rank | 4.85% | 6.72% |
| Welsh | 49 | 0.07%, see rank | 0.40% | 0.60% |
ACS 2006-2010 data
63,111 (94.08%) out of the total population of 67,082 reported first ancestry.
| Rich Township High School District 227 | % of the Total Population | Illinois | U.S. | |
| Arab | 6 | 0.01%, see rank | 0.55% | 0.50% |
| Czech | 232 | 0.35%, see rank | 1.01% | 0.53% |
| Danish | 54 | 0.08%, see rank | 0.42% | 0.48% |
| Dutch | 570 | 0.85%, see rank | 1.58% | 1.63% |
| English | 2,175 | 3.24%, see rank | 6.56% | 9.02% |
| French | 686 | 1.02%, see rank | 2.43% | 3.77% |
| German | 5,491 | 8.19%, see rank | 20.72% | 16.51% |
| Greek | 185 | 0.28%, see rank | 0.83% | 0.44% |
| Hungarian | 188 | 0.28%, see rank | 0.43% | 0.51% |
| Irish | 4,634 | 6.91%, see rank | 12.94% | 11.76% |
| Italian | 2,092 | 3.12%, see rank | 6.35% | 5.78% |
| Norwegian | 319 | 0.48%, see rank | 1.36% | 1.51% |
| Polish | 2,431 | 3.62%, see rank | 7.69% | 3.24% |
| Portuguese | 0 | 0.00%, see rank | 0.08% | 0.47% |
| Russian | 89 | 0.13%, see rank | 1.07% | 1.01% |
| Scotch-Irish | 411 | 0.61%, see rank | 1.12% | 1.72% |
| Scottish | 407 | 0.61%, see rank | 1.26% | 1.92% |
| Subsaharan African | 1,096 | 1.63%, see rank | 0.63% | 0.91% |
| Swedish | 793 | 1.18%, see rank | 2.37% | 1.41% |
| Swiss | 83 | 0.12%, see rank | 0.33% | 0.33% |
| Ukrainian | 89 | 0.13%, see rank | 0.40% | 0.31% |
| American | 768 | 1.14%, see rank | 4.61% | 6.28% |
| Welsh | 87 | 0.13%, see rank | 0.41% | 0.63% |
ACS 2005-2009 data
60,759 (94.22%) out of the total population of 64,486 reported first ancestry.
| Rich Township High School District 227 | % of the Total Population | Illinois | U.S. | |
| Arab | 11 | 0.02%, see rank | 0.52% | 0.50% |
| Czech | 438 | 0.68%, see rank | 1.02% | 0.54% |
| Danish | 65 | 0.10%, see rank | 0.44% | 0.49% |
| Dutch | 535 | 0.83%, see rank | 1.61% | 1.68% |
| English | 2,166 | 3.36%, see rank | 6.71% | 9.29% |
| French | 679 | 1.05%, see rank | 2.51% | 3.90% |
| German | 5,794 | 8.98%, see rank | 21.16% | 16.89% |
| Greek | 135 | 0.21%, see rank | 0.85% | 0.45% |
| Hungarian | 298 | 0.46%, see rank | 0.45% | 0.52% |
| Irish | 4,857 | 7.53%, see rank | 13.14% | 12.01% |
| Italian | 2,234 | 3.46%, see rank | 6.45% | 5.91% |
| Norwegian | 362 | 0.56%, see rank | 1.38% | 1.55% |
| Polish | 2,767 | 4.29%, see rank | 7.85% | 3.32% |
| Portuguese | 18 | 0.03%, see rank | 0.07% | 0.48% |
| Russian | 147 | 0.23%, see rank | 1.11% | 1.04% |
| Scotch-Irish | 484 | 0.75%, see rank | 1.15% | 1.77% |
| Scottish | 496 | 0.77%, see rank | 1.31% | 1.97% |
| Subsaharan African | 1,027 | 1.59%, see rank | 0.62% | 0.88% |
| Swedish | 985 | 1.53%, see rank | 2.46% | 1.45% |
| Swiss | 99 | 0.15%, see rank | 0.33% | 0.34% |
| Ukrainian | 87 | 0.13%, see rank | 0.40% | 0.32% |
| American | 678 | 1.05%, see rank | 4.55% | 6.43% |
| Welsh | 78 | 0.12%, see rank | 0.42% | 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.