USA.com / California / Contra Costa County / Concord, CA / 94521 / Population and Races / Historical First Ancestry Data
94521 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
37,377 (90.86%) out of the total population of 41,138 reported first ancestry.
| 94521 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 275 | 0.67%, see rank | 0.72% | 0.56% |
| Czech | 72 | 0.18%, see rank | 0.22% | 0.47% |
| Danish | 503 | 1.22%, see rank | 0.46% | 0.42% |
| Dutch | 608 | 1.48%, see rank | 0.99% | 1.40% |
| English | 4,230 | 10.28%, see rank | 5.94% | 8.02% |
| French | 1,501 | 3.65%, see rank | 2.15% | 3.34% |
| German | 5,390 | 13.10%, see rank | 8.51% | 15.03% |
| Greek | 102 | 0.25%, see rank | 0.35% | 0.41% |
| Hungarian | 256 | 0.62%, see rank | 0.32% | 0.46% |
| Irish | 4,775 | 11.61%, see rank | 6.69% | 10.80% |
| Italian | 3,874 | 9.42%, see rank | 3.97% | 5.52% |
| Norwegian | 628 | 1.53%, see rank | 1.02% | 1.42% |
| Polish | 637 | 1.55%, see rank | 1.32% | 3.01% |
| Portuguese | 1,093 | 2.66%, see rank | 0.91% | 0.44% |
| Russian | 477 | 1.16%, see rank | 1.13% | 0.92% |
| Scotch-Irish | 328 | 0.80%, see rank | 0.61% | 0.99% |
| Scottish | 1,006 | 2.45%, see rank | 1.34% | 1.72% |
| Subsaharan African | 92 | 0.22%, see rank | 0.69% | 0.95% |
| Swedish | 785 | 1.91%, see rank | 1.09% | 1.27% |
| Swiss | 204 | 0.50%, see rank | 0.27% | 0.30% |
| Ukrainian | 231 | 0.56%, see rank | 0.27% | 0.31% |
| American | 1,554 | 3.78%, see rank | 3.22% | 7.12% |
| Welsh | 285 | 0.69%, see rank | 0.43% | 0.57% |
ACS 2008-2012 data
38,149 (93.38%) out of the total population of 40,854 reported first ancestry.
| 94521 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 120 | 0.29%, see rank | 0.70% | 0.53% |
| Czech | 172 | 0.42%, see rank | 0.24% | 0.50% |
| Danish | 289 | 0.71%, see rank | 0.50% | 0.45% |
| Dutch | 565 | 1.38%, see rank | 1.08% | 1.51% |
| English | 3,918 | 9.59%, see rank | 6.39% | 8.53% |
| French | 1,216 | 2.98%, see rank | 2.28% | 3.54% |
| German | 5,766 | 14.11%, see rank | 9.10% | 15.79% |
| Greek | 169 | 0.41%, see rank | 0.35% | 0.42% |
| Hungarian | 174 | 0.43%, see rank | 0.34% | 0.48% |
| Irish | 4,755 | 11.64%, see rank | 7.13% | 11.36% |
| Italian | 3,589 | 8.78%, see rank | 4.08% | 5.66% |
| Norwegian | 727 | 1.78%, see rank | 1.06% | 1.46% |
| Polish | 582 | 1.42%, see rank | 1.35% | 3.13% |
| Portuguese | 1,066 | 2.61%, see rank | 0.96% | 0.46% |
| Russian | 639 | 1.56%, see rank | 1.18% | 0.97% |
| Scotch-Irish | 384 | 0.94%, see rank | 0.67% | 1.07% |
| Scottish | 984 | 2.41%, see rank | 1.43% | 1.81% |
| Subsaharan African | 192 | 0.47%, see rank | 0.72% | 0.93% |
| Swedish | 916 | 2.24%, see rank | 1.16% | 1.34% |
| Swiss | 193 | 0.47%, see rank | 0.28% | 0.31% |
| Ukrainian | 304 | 0.74%, see rank | 0.26% | 0.31% |
| American | 1,814 | 4.44%, see rank | 2.78% | 6.72% |
| Welsh | 399 | 0.98%, see rank | 0.46% | 0.60% |
US Census 2000 data
35,468 (88.92%) out of the total population of 39,887 reported first ancestry.
| 94521 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 223 | 0.56%, see rank | 0.50% | 0.36% |
| Czech | 84 | 0.21%, see rank | 0.14% | 0.27% |
| Danish | 242 | 0.61%, see rank | 0.38% | 0.30% |
| Dutch | 505 | 1.27%, see rank | 0.71% | 0.91% |
| English | 2,965 | 7.43%, see rank | 4.91% | 5.91% |
| French | 848 | 2.13%, see rank | 1.57% | 2.39% |
| German | 3,933 | 9.86%, see rank | 6.45% | 10.81% |
| Greek | 148 | 0.37%, see rank | 0.29% | 0.34% |
| Hungarian | 142 | 0.36%, see rank | 0.27% | 0.32% |
| Irish | 3,780 | 9.48%, see rank | 4.72% | 6.85% |
| Italian | 2,688 | 6.74%, see rank | 3.41% | 4.59% |
| Norwegian | 520 | 1.30%, see rank | 0.92% | 1.15% |
| Polish | 600 | 1.50%, see rank | 0.95% | 2.24% |
| Portuguese | 569 | 1.43%, see rank | 0.75% | 0.33% |
| Russian | 375 | 0.94%, see rank | 0.90% | 0.68% |
| Scotch-Irish | 687 | 1.72%, see rank | 0.87% | 1.17% |
| Scottish | 664 | 1.66%, see rank | 1.00% | 1.12% |
| Subsaharan African | 116 | 0.29%, see rank | 0.51% | 0.61% |
| Swedish | 579 | 1.45%, see rank | 0.86% | 0.87% |
| Swiss | 227 | 0.57%, see rank | 0.21% | 0.19% |
| Ukrainian | 50 | 0.13%, see rank | 0.20% | 0.24% |
| American | 1,532 | 3.84%, see rank | 3.37% | 7.33% |
| Welsh | 173 | 0.43%, see rank | 0.27% | 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.