Saint Louis County Historical First Ancestry Data
ACS 2010-2014 data
889,448 (88.91%) out of the total population of 1,000,423 reported first ancestry.
| Saint Louis County | % of the Total Population | Missouri | U.S. | |
| Arab | 5,963 | 0.60%, see rank | 0.31% | 0.56% |
| Czech | 6,725 | 0.67%, see rank | 0.47% | 0.47% |
| Danish | 2,894 | 0.29%, see rank | 0.31% | 0.42% |
| Dutch | 11,008 | 1.10%, see rank | 1.60% | 1.40% |
| English | 79,461 | 7.94%, see rank | 9.24% | 8.02% |
| French | 36,390 | 3.64%, see rank | 3.39% | 3.34% |
| German | 269,982 | 26.99%, see rank | 24.92% | 15.03% |
| Greek | 4,482 | 0.45%, see rank | 0.27% | 0.41% |
| Hungarian | 4,815 | 0.48%, see rank | 0.25% | 0.46% |
| Irish | 138,455 | 13.84%, see rank | 13.47% | 10.80% |
| Italian | 49,851 | 4.98%, see rank | 3.50% | 5.52% |
| Norwegian | 6,385 | 0.64%, see rank | 0.72% | 1.42% |
| Polish | 27,672 | 2.77%, see rank | 1.75% | 3.01% |
| Portuguese | 568 | 0.06%, see rank | 0.10% | 0.44% |
| Russian | 12,300 | 1.23%, see rank | 0.51% | 0.92% |
| Scotch-Irish | 9,745 | 0.97%, see rank | 1.16% | 0.99% |
| Scottish | 14,403 | 1.44%, see rank | 1.70% | 1.72% |
| Subsaharan African | 8,629 | 0.86%, see rank | 0.58% | 0.95% |
| Swedish | 7,373 | 0.74%, see rank | 0.99% | 1.27% |
| Swiss | 4,169 | 0.42%, see rank | 0.40% | 0.30% |
| Ukrainian | 2,319 | 0.23%, see rank | 0.13% | 0.31% |
| American | 61,331 | 6.13%, see rank | 10.34% | 7.12% |
| Welsh | 5,288 | 0.53%, see rank | 0.61% | 0.57% |
ACS 2008-2012 data
907,945 (90.87%) out of the total population of 999,147 reported first ancestry.
| Saint Louis County | % of the Total Population | Missouri | U.S. | |
| Arab | 6,058 | 0.61%, see rank | 0.31% | 0.53% |
| Czech | 7,485 | 0.75%, see rank | 0.49% | 0.50% |
| Danish | 2,856 | 0.29%, see rank | 0.33% | 0.45% |
| Dutch | 11,372 | 1.14%, see rank | 1.77% | 1.51% |
| English | 83,901 | 8.40%, see rank | 9.69% | 8.53% |
| French | 40,244 | 4.03%, see rank | 3.70% | 3.54% |
| German | 282,933 | 28.32%, see rank | 26.06% | 15.79% |
| Greek | 4,414 | 0.44%, see rank | 0.27% | 0.42% |
| Hungarian | 5,319 | 0.53%, see rank | 0.25% | 0.48% |
| Irish | 148,420 | 14.85%, see rank | 14.17% | 11.36% |
| Italian | 51,086 | 5.11%, see rank | 3.53% | 5.66% |
| Norwegian | 6,129 | 0.61%, see rank | 0.73% | 1.46% |
| Polish | 28,199 | 2.82%, see rank | 1.78% | 3.13% |
| Portuguese | 802 | 0.08%, see rank | 0.10% | 0.46% |
| Russian | 12,421 | 1.24%, see rank | 0.52% | 0.97% |
| Scotch-Irish | 9,670 | 0.97%, see rank | 1.25% | 1.07% |
| Scottish | 15,742 | 1.58%, see rank | 1.77% | 1.81% |
| Subsaharan African | 12,396 | 1.24%, see rank | 0.61% | 0.93% |
| Swedish | 8,035 | 0.80%, see rank | 1.02% | 1.34% |
| Swiss | 5,589 | 0.56%, see rank | 0.41% | 0.31% |
| Ukrainian | 2,617 | 0.26%, see rank | 0.14% | 0.31% |
| American | 55,271 | 5.53%, see rank | 10.02% | 6.72% |
| Welsh | 5,686 | 0.57%, see rank | 0.64% | 0.60% |
ACS 2006-2010 data
920,350 (92.09%) out of the total population of 999,454 reported first ancestry.
| Saint Louis County | % of the Total Population | Missouri | U.S. | |
| Arab | 4,477 | 0.45%, see rank | 0.27% | 0.50% |
| Czech | 7,788 | 0.78%, see rank | 0.51% | 0.53% |
| Danish | 2,903 | 0.29%, see rank | 0.35% | 0.48% |
| Dutch | 12,568 | 1.26%, see rank | 1.95% | 1.63% |
| English | 90,791 | 9.08%, see rank | 10.36% | 9.02% |
| French | 45,431 | 4.55%, see rank | 4.08% | 3.77% |
| German | 293,723 | 29.39%, see rank | 27.18% | 16.51% |
| Greek | 4,497 | 0.45%, see rank | 0.26% | 0.44% |
| Hungarian | 4,863 | 0.49%, see rank | 0.25% | 0.51% |
| Irish | 153,589 | 15.37%, see rank | 14.80% | 11.76% |
| Italian | 54,158 | 5.42%, see rank | 3.63% | 5.78% |
| Norwegian | 6,603 | 0.66%, see rank | 0.77% | 1.51% |
| Polish | 29,254 | 2.93%, see rank | 1.84% | 3.24% |
| Portuguese | 1,037 | 0.10%, see rank | 0.10% | 0.47% |
| Russian | 13,675 | 1.37%, see rank | 0.54% | 1.01% |
| Scotch-Irish | 15,637 | 1.56%, see rank | 1.94% | 1.72% |
| Scottish | 16,467 | 1.65%, see rank | 1.88% | 1.92% |
| Subsaharan African | 15,804 | 1.58%, see rank | 0.63% | 0.91% |
| Swedish | 10,034 | 1.00%, see rank | 1.10% | 1.41% |
| Swiss | 5,731 | 0.57%, see rank | 0.42% | 0.33% |
| Ukrainian | 2,588 | 0.26%, see rank | 0.13% | 0.31% |
| American | 51,323 | 5.14%, see rank | 9.34% | 6.28% |
| Welsh | 6,015 | 0.60%, see rank | 0.69% | 0.63% |
ACS 2005-2009 data
918,463 (92.31%) out of the total population of 994,923 reported first ancestry.
| Saint Louis County | % of the Total Population | Missouri | U.S. | |
| Arab | 4,624 | 0.46%, see rank | 0.28% | 0.50% |
| Czech | 8,770 | 0.88%, see rank | 0.52% | 0.54% |
| Danish | 2,998 | 0.30%, see rank | 0.36% | 0.49% |
| Dutch | 12,927 | 1.30%, see rank | 2.04% | 1.68% |
| English | 93,644 | 9.41%, see rank | 10.60% | 9.29% |
| French | 46,568 | 4.68%, see rank | 4.20% | 3.90% |
| German | 305,980 | 30.75%, see rank | 27.77% | 16.89% |
| Greek | 4,848 | 0.49%, see rank | 0.27% | 0.45% |
| Hungarian | 4,933 | 0.50%, see rank | 0.26% | 0.52% |
| Irish | 158,370 | 15.92%, see rank | 15.28% | 12.01% |
| Italian | 55,672 | 5.60%, see rank | 3.70% | 5.91% |
| Norwegian | 6,817 | 0.69%, see rank | 0.78% | 1.55% |
| Polish | 29,943 | 3.01%, see rank | 1.90% | 3.32% |
| Portuguese | 1,253 | 0.13%, see rank | 0.10% | 0.48% |
| Russian | 14,302 | 1.44%, see rank | 0.55% | 1.04% |
| Scotch-Irish | 15,595 | 1.57%, see rank | 2.00% | 1.77% |
| Scottish | 16,992 | 1.71%, see rank | 1.92% | 1.97% |
| Subsaharan African | 16,065 | 1.61%, see rank | 0.64% | 0.88% |
| Swedish | 9,900 | 1.00%, see rank | 1.13% | 1.45% |
| Swiss | 5,615 | 0.56%, see rank | 0.42% | 0.34% |
| Ukrainian | 2,568 | 0.26%, see rank | 0.14% | 0.32% |
| American | 53,609 | 5.39%, see rank | 9.38% | 6.43% |
| Welsh | 5,998 | 0.60%, see rank | 0.69% | 0.65% |
US Census 2000 data
848,889 (83.53%) out of the total population of 1,016,315 reported first ancestry.
| Saint Louis County | % of the Total Population | Missouri | U.S. | |
| Arab | 3,469 | 0.34%, see rank | 0.19% | 0.36% |
| Czech | 4,378 | 0.43%, see rank | 0.25% | 0.27% |
| Danish | 2,062 | 0.20%, see rank | 0.21% | 0.30% |
| Dutch | 6,441 | 0.63%, see rank | 0.91% | 0.91% |
| English | 57,955 | 5.70%, see rank | 6.43% | 5.91% |
| French | 24,237 | 2.38%, see rank | 2.20% | 2.39% |
| German | 231,624 | 22.79%, see rank | 18.06% | 10.81% |
| Greek | 3,935 | 0.39%, see rank | 0.17% | 0.34% |
| Hungarian | 3,337 | 0.33%, see rank | 0.15% | 0.32% |
| Irish | 92,861 | 9.14%, see rank | 7.56% | 6.85% |
| Italian | 42,390 | 4.17%, see rank | 2.46% | 4.59% |
| Norwegian | 4,216 | 0.41%, see rank | 0.52% | 1.15% |
| Polish | 19,583 | 1.93%, see rank | 1.05% | 2.24% |
| Portuguese | 470 | 0.05%, see rank | 0.05% | 0.33% |
| Russian | 11,217 | 1.10%, see rank | 0.33% | 0.68% |
| Scotch-Irish | 10,800 | 1.06%, see rank | 1.25% | 1.17% |
| Scottish | 9,145 | 0.90%, see rank | 0.95% | 1.12% |
| Subsaharan African | 7,263 | 0.71%, see rank | 0.45% | 0.61% |
| Swedish | 4,852 | 0.48%, see rank | 0.61% | 0.87% |
| Swiss | 3,061 | 0.30%, see rank | 0.22% | 0.19% |
| Ukrainian | 2,133 | 0.21%, see rank | 0.08% | 0.24% |
| American | 51,419 | 5.06%, see rank | 10.49% | 7.33% |
| Welsh | 2,893 | 0.28%, see rank | 0.33% | 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.