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Warren Township High School District 121 Historical First Ancestry Data
ACS 2010-2014 data
63,302 (92.19%) out of the total population of 68,666 reported first ancestry.
| Warren Township High School District 121 | % of the Total Population | Illinois | U.S. | |
| Arab | 274 | 0.40%, see rank | 0.71% | 0.56% |
| Czech | 740 | 1.08%, see rank | 0.92% | 0.47% |
| Danish | 615 | 0.90%, see rank | 0.38% | 0.42% |
| Dutch | 833 | 1.21%, see rank | 1.37% | 1.40% |
| English | 4,438 | 6.46%, see rank | 5.90% | 8.02% |
| French | 1,667 | 2.43%, see rank | 2.13% | 3.34% |
| German | 13,982 | 20.36%, see rank | 19.07% | 15.03% |
| Greek | 1,113 | 1.62%, see rank | 0.76% | 0.41% |
| Hungarian | 353 | 0.51%, see rank | 0.40% | 0.46% |
| Irish | 8,170 | 11.90%, see rank | 12.00% | 10.80% |
| Italian | 4,826 | 7.03%, see rank | 6.14% | 5.52% |
| Norwegian | 1,230 | 1.79%, see rank | 1.25% | 1.42% |
| Polish | 5,713 | 8.32%, see rank | 7.22% | 3.01% |
| Portuguese | 84 | 0.12%, see rank | 0.08% | 0.44% |
| Russian | 1,259 | 1.83%, see rank | 0.97% | 0.92% |
| Scotch-Irish | 454 | 0.66%, see rank | 0.59% | 0.99% |
| Scottish | 1,259 | 1.83%, see rank | 1.16% | 1.72% |
| Subsaharan African | 199 | 0.29%, see rank | 0.64% | 0.95% |
| Swedish | 1,881 | 2.74%, see rank | 2.13% | 1.27% |
| Swiss | 337 | 0.49%, see rank | 0.27% | 0.30% |
| Ukrainian | 173 | 0.25%, see rank | 0.40% | 0.31% |
| American | 1,980 | 2.88%, see rank | 5.00% | 7.12% |
| Welsh | 291 | 0.42%, see rank | 0.37% | 0.57% |
ACS 2008-2012 data
64,325 (94.24%) out of the total population of 68,254 reported first ancestry.
| Warren Township High School District 121 | % of the Total Population | Illinois | U.S. | |
| Arab | 253 | 0.37%, see rank | 0.64% | 0.53% |
| Czech | 806 | 1.18%, see rank | 0.96% | 0.50% |
| Danish | 820 | 1.20%, see rank | 0.40% | 0.45% |
| Dutch | 891 | 1.31%, see rank | 1.46% | 1.51% |
| English | 4,934 | 7.23%, see rank | 6.23% | 8.53% |
| French | 1,463 | 2.14%, see rank | 2.26% | 3.54% |
| German | 14,570 | 21.35%, see rank | 19.89% | 15.79% |
| Greek | 1,199 | 1.76%, see rank | 0.78% | 0.42% |
| Hungarian | 254 | 0.37%, see rank | 0.41% | 0.48% |
| Irish | 9,057 | 13.27%, see rank | 12.52% | 11.36% |
| Italian | 4,955 | 7.26%, see rank | 6.29% | 5.66% |
| Norwegian | 1,107 | 1.62%, see rank | 1.30% | 1.46% |
| Polish | 6,132 | 8.98%, see rank | 7.47% | 3.13% |
| Portuguese | 112 | 0.16%, see rank | 0.08% | 0.46% |
| Russian | 1,327 | 1.94%, see rank | 1.03% | 0.97% |
| Scotch-Irish | 476 | 0.70%, see rank | 0.65% | 1.07% |
| Scottish | 1,305 | 1.91%, see rank | 1.20% | 1.81% |
| Subsaharan African | 198 | 0.29%, see rank | 0.62% | 0.93% |
| Swedish | 2,023 | 2.96%, see rank | 2.24% | 1.34% |
| Swiss | 373 | 0.55%, see rank | 0.29% | 0.31% |
| Ukrainian | 102 | 0.15%, see rank | 0.40% | 0.31% |
| American | 1,822 | 2.67%, see rank | 4.85% | 6.72% |
| Welsh | 343 | 0.50%, see rank | 0.40% | 0.60% |
ACS 2006-2010 data
63,106 (93.21%) out of the total population of 67,701 reported first ancestry.
| Warren Township High School District 121 | % of the Total Population | Illinois | U.S. | |
| Arab | 216 | 0.32%, see rank | 0.55% | 0.50% |
| Czech | 773 | 1.14%, see rank | 1.01% | 0.53% |
| Danish | 589 | 0.87%, see rank | 0.42% | 0.48% |
| Dutch | 899 | 1.33%, see rank | 1.58% | 1.63% |
| English | 4,977 | 7.35%, see rank | 6.56% | 9.02% |
| French | 1,471 | 2.17%, see rank | 2.43% | 3.77% |
| German | 14,888 | 21.99%, see rank | 20.72% | 16.51% |
| Greek | 1,034 | 1.53%, see rank | 0.83% | 0.44% |
| Hungarian | 367 | 0.54%, see rank | 0.43% | 0.51% |
| Irish | 8,969 | 13.25%, see rank | 12.94% | 11.76% |
| Italian | 5,027 | 7.43%, see rank | 6.35% | 5.78% |
| Norwegian | 1,478 | 2.18%, see rank | 1.36% | 1.51% |
| Polish | 6,553 | 9.68%, see rank | 7.69% | 3.24% |
| Portuguese | 120 | 0.18%, see rank | 0.08% | 0.47% |
| Russian | 1,139 | 1.68%, see rank | 1.07% | 1.01% |
| Scotch-Irish | 896 | 1.32%, see rank | 1.12% | 1.72% |
| Scottish | 1,175 | 1.74%, see rank | 1.26% | 1.92% |
| Subsaharan African | 385 | 0.57%, see rank | 0.63% | 0.91% |
| Swedish | 2,437 | 3.60%, see rank | 2.37% | 1.41% |
| Swiss | 270 | 0.40%, see rank | 0.33% | 0.33% |
| Ukrainian | 164 | 0.24%, see rank | 0.40% | 0.31% |
| American | 1,670 | 2.47%, see rank | 4.61% | 6.28% |
| Welsh | 366 | 0.54%, see rank | 0.41% | 0.63% |
ACS 2005-2009 data
60,966 (94.82%) out of the total population of 64,294 reported first ancestry.
| Warren Township High School District 121 | % of the Total Population | Illinois | U.S. | |
| Arab | 568 | 0.88%, see rank | 0.52% | 0.50% |
| Czech | 721 | 1.12%, see rank | 1.02% | 0.54% |
| Danish | 642 | 1.00%, see rank | 0.44% | 0.49% |
| Dutch | 790 | 1.23%, see rank | 1.61% | 1.68% |
| English | 5,137 | 7.99%, see rank | 6.71% | 9.29% |
| French | 1,715 | 2.67%, see rank | 2.51% | 3.90% |
| German | 14,772 | 22.98%, see rank | 21.16% | 16.89% |
| Greek | 963 | 1.50%, see rank | 0.85% | 0.45% |
| Hungarian | 432 | 0.67%, see rank | 0.45% | 0.52% |
| Irish | 9,335 | 14.52%, see rank | 13.14% | 12.01% |
| Italian | 4,649 | 7.23%, see rank | 6.45% | 5.91% |
| Norwegian | 1,670 | 2.60%, see rank | 1.38% | 1.55% |
| Polish | 6,524 | 10.15%, see rank | 7.85% | 3.32% |
| Portuguese | 62 | 0.10%, see rank | 0.07% | 0.48% |
| Russian | 1,324 | 2.06%, see rank | 1.11% | 1.04% |
| Scotch-Irish | 850 | 1.32%, see rank | 1.15% | 1.77% |
| Scottish | 1,195 | 1.86%, see rank | 1.31% | 1.97% |
| Subsaharan African | 296 | 0.46%, see rank | 0.62% | 0.88% |
| Swedish | 2,347 | 3.65%, see rank | 2.46% | 1.45% |
| Swiss | 223 | 0.35%, see rank | 0.33% | 0.34% |
| Ukrainian | 270 | 0.42%, see rank | 0.40% | 0.32% |
| American | 1,635 | 2.54%, see rank | 4.55% | 6.43% |
| Welsh | 358 | 0.56%, 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.