81401 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
18,339 (82.48%) out of the total population of 22,235 reported first ancestry.
| 81401 Zip Code | % of the Total Population | Colorado | U.S. | |
| Arab | 24 | 0.11%, see rank | 0.39% | 0.56% |
| Czech | 147 | 0.66%, see rank | 0.70% | 0.47% |
| Danish | 88 | 0.40%, see rank | 0.82% | 0.42% |
| Dutch | 238 | 1.07%, see rank | 1.81% | 1.40% |
| English | 3,077 | 13.84%, see rank | 10.49% | 8.02% |
| French | 751 | 3.38%, see rank | 3.48% | 3.34% |
| German | 5,282 | 23.76%, see rank | 20.88% | 15.03% |
| Greek | 44 | 0.20%, see rank | 0.38% | 0.41% |
| Hungarian | 32 | 0.14%, see rank | 0.39% | 0.46% |
| Irish | 2,462 | 11.07%, see rank | 12.04% | 10.80% |
| Italian | 831 | 3.74%, see rank | 5.10% | 5.52% |
| Norwegian | 275 | 1.24%, see rank | 2.18% | 1.42% |
| Polish | 709 | 3.19%, see rank | 2.51% | 3.01% |
| Portuguese | 9 | 0.04%, see rank | 0.21% | 0.44% |
| Russian | 93 | 0.42%, see rank | 1.09% | 0.92% |
| Scotch-Irish | 280 | 1.26%, see rank | 1.27% | 0.99% |
| Scottish | 567 | 2.55%, see rank | 2.56% | 1.72% |
| Subsaharan African | 49 | 0.22%, see rank | 0.73% | 0.95% |
| Swedish | 466 | 2.10%, see rank | 2.43% | 1.27% |
| Swiss | 127 | 0.57%, see rank | 0.46% | 0.30% |
| Ukrainian | 7 | 0.03%, see rank | 0.25% | 0.31% |
| American | 1,349 | 6.07%, see rank | 5.18% | 7.12% |
| Welsh | 227 | 1.02%, see rank | 0.92% | 0.57% |
ACS 2008-2012 data
19,377 (86.17%) out of the total population of 22,488 reported first ancestry.
| 81401 Zip Code | % of the Total Population | Colorado | U.S. | |
| Arab | 6 | 0.03%, see rank | 0.36% | 0.53% |
| Czech | 43 | 0.19%, see rank | 0.73% | 0.50% |
| Danish | 117 | 0.52%, see rank | 0.90% | 0.45% |
| Dutch | 324 | 1.44%, see rank | 1.91% | 1.51% |
| English | 3,281 | 14.59%, see rank | 11.19% | 8.53% |
| French | 1,047 | 4.66%, see rank | 3.75% | 3.54% |
| German | 5,606 | 24.93%, see rank | 22.06% | 15.79% |
| Greek | 42 | 0.19%, see rank | 0.40% | 0.42% |
| Hungarian | 27 | 0.12%, see rank | 0.42% | 0.48% |
| Irish | 2,528 | 11.24%, see rank | 12.52% | 11.36% |
| Italian | 1,185 | 5.27%, see rank | 5.22% | 5.66% |
| Norwegian | 355 | 1.58%, see rank | 2.26% | 1.46% |
| Polish | 543 | 2.41%, see rank | 2.55% | 3.13% |
| Portuguese | 24 | 0.11%, see rank | 0.20% | 0.46% |
| Russian | 45 | 0.20%, see rank | 1.15% | 0.97% |
| Scotch-Irish | 206 | 0.92%, see rank | 1.37% | 1.07% |
| Scottish | 711 | 3.16%, see rank | 2.69% | 1.81% |
| Subsaharan African | 35 | 0.16%, see rank | 0.64% | 0.93% |
| Swedish | 572 | 2.54%, see rank | 2.64% | 1.34% |
| Swiss | 106 | 0.47%, see rank | 0.48% | 0.31% |
| Ukrainian | 12 | 0.05%, see rank | 0.25% | 0.31% |
| American | 1,311 | 5.83%, see rank | 4.88% | 6.72% |
| Welsh | 309 | 1.37%, see rank | 0.93% | 0.60% |
US Census 2000 data
19,168 (73.25%) out of the total population of 26,168 reported first ancestry.
| 81401 Zip Code | % of the Total Population | Colorado | U.S. | |
| Arab | 20 | 0.08%, see rank | 0.24% | 0.36% |
| Czech | 95 | 0.36%, see rank | 0.37% | 0.27% |
| Danish | 190 | 0.73%, see rank | 0.61% | 0.30% |
| Dutch | 364 | 1.39%, see rank | 1.12% | 0.91% |
| English | 2,359 | 9.01%, see rank | 7.68% | 5.91% |
| French | 594 | 2.27%, see rank | 2.24% | 2.39% |
| German | 4,215 | 16.11%, see rank | 15.70% | 10.81% |
| Greek | 9 | 0.03%, see rank | 0.28% | 0.34% |
| Hungarian | 18 | 0.07%, see rank | 0.27% | 0.32% |
| Irish | 1,826 | 6.98%, see rank | 7.36% | 6.85% |
| Italian | 742 | 2.84%, see rank | 3.69% | 4.59% |
| Norwegian | 253 | 0.97%, see rank | 1.83% | 1.15% |
| Polish | 302 | 1.15%, see rank | 1.56% | 2.24% |
| Portuguese | 56 | 0.21%, see rank | 0.11% | 0.33% |
| Russian | 23 | 0.09%, see rank | 0.69% | 0.68% |
| Scotch-Irish | 548 | 2.09%, see rank | 1.52% | 1.17% |
| Scottish | 461 | 1.76%, see rank | 1.70% | 1.12% |
| Subsaharan African | 0 | 0.00%, see rank | 0.38% | 0.61% |
| Swedish | 473 | 1.81%, see rank | 1.72% | 0.87% |
| Swiss | 63 | 0.24%, see rank | 0.28% | 0.19% |
| Ukrainian | 5 | 0.02%, see rank | 0.19% | 0.24% |
| American | 1,637 | 6.26%, see rank | 5.15% | 7.33% |
| Welsh | 91 | 0.35%, see rank | 0.49% | 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.