USA.com / California / Contra Costa County / Crockett, CA / 94525 / Population and Races / Historical First Ancestry Data
94525 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
2,924 (92.80%) out of the total population of 3,151 reported first ancestry.
| 94525 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 0 | 0.00%, see rank | 0.72% | 0.56% |
| Czech | 0 | 0.00%, see rank | 0.22% | 0.47% |
| Danish | 60 | 1.90%, see rank | 0.46% | 0.42% |
| Dutch | 55 | 1.75%, see rank | 0.99% | 1.40% |
| English | 408 | 12.95%, see rank | 5.94% | 8.02% |
| French | 153 | 4.86%, see rank | 2.15% | 3.34% |
| German | 495 | 15.71%, see rank | 8.51% | 15.03% |
| Greek | 55 | 1.75%, see rank | 0.35% | 0.41% |
| Hungarian | 8 | 0.25%, see rank | 0.32% | 0.46% |
| Irish | 580 | 18.41%, see rank | 6.69% | 10.80% |
| Italian | 501 | 15.90%, see rank | 3.97% | 5.52% |
| Norwegian | 63 | 2.00%, see rank | 1.02% | 1.42% |
| Polish | 23 | 0.73%, see rank | 1.32% | 3.01% |
| Portuguese | 114 | 3.62%, see rank | 0.91% | 0.44% |
| Russian | 56 | 1.78%, see rank | 1.13% | 0.92% |
| Scotch-Irish | 55 | 1.75%, see rank | 0.61% | 0.99% |
| Scottish | 119 | 3.78%, see rank | 1.34% | 1.72% |
| Subsaharan African | 0 | 0.00%, see rank | 0.69% | 0.95% |
| Swedish | 52 | 1.65%, see rank | 1.09% | 1.27% |
| Swiss | 0 | 0.00%, see rank | 0.27% | 0.30% |
| Ukrainian | 0 | 0.00%, see rank | 0.27% | 0.31% |
| American | 45 | 1.43%, see rank | 3.22% | 7.12% |
| Welsh | 27 | 0.86%, see rank | 0.43% | 0.57% |
ACS 2008-2012 data
2,679 (93.48%) out of the total population of 2,866 reported first ancestry.
| 94525 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 14 | 0.49%, see rank | 0.70% | 0.53% |
| Czech | 0 | 0.00%, see rank | 0.24% | 0.50% |
| Danish | 44 | 1.54%, see rank | 0.50% | 0.45% |
| Dutch | 76 | 2.65%, see rank | 1.08% | 1.51% |
| English | 412 | 14.38%, see rank | 6.39% | 8.53% |
| French | 165 | 5.76%, see rank | 2.28% | 3.54% |
| German | 379 | 13.22%, see rank | 9.10% | 15.79% |
| Greek | 20 | 0.70%, see rank | 0.35% | 0.42% |
| Hungarian | 0 | 0.00%, see rank | 0.34% | 0.48% |
| Irish | 425 | 14.83%, see rank | 7.13% | 11.36% |
| Italian | 694 | 24.21%, see rank | 4.08% | 5.66% |
| Norwegian | 52 | 1.81%, see rank | 1.06% | 1.46% |
| Polish | 55 | 1.92%, see rank | 1.35% | 3.13% |
| Portuguese | 159 | 5.55%, see rank | 0.96% | 0.46% |
| Russian | 66 | 2.30%, see rank | 1.18% | 0.97% |
| Scotch-Irish | 27 | 0.94%, see rank | 0.67% | 1.07% |
| Scottish | 123 | 4.29%, see rank | 1.43% | 1.81% |
| Subsaharan African | 0 | 0.00%, see rank | 0.72% | 0.93% |
| Swedish | 77 | 2.69%, see rank | 1.16% | 1.34% |
| Swiss | 0 | 0.00%, see rank | 0.28% | 0.31% |
| Ukrainian | 0 | 0.00%, see rank | 0.26% | 0.31% |
| American | 33 | 1.15%, see rank | 2.78% | 6.72% |
| Welsh | 19 | 0.66%, see rank | 0.46% | 0.60% |
US Census 2000 data
2,870 (90.14%) out of the total population of 3,184 reported first ancestry.
| 94525 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 19 | 0.60%, see rank | 0.50% | 0.36% |
| Czech | 6 | 0.19%, see rank | 0.14% | 0.27% |
| Danish | 5 | 0.16%, see rank | 0.38% | 0.30% |
| Dutch | 57 | 1.79%, see rank | 0.71% | 0.91% |
| English | 227 | 7.13%, see rank | 4.91% | 5.91% |
| French | 42 | 1.32%, see rank | 1.57% | 2.39% |
| German | 237 | 7.44%, see rank | 6.45% | 10.81% |
| Greek | 20 | 0.63%, see rank | 0.29% | 0.34% |
| Hungarian | 5 | 0.16%, see rank | 0.27% | 0.32% |
| Irish | 242 | 7.60%, see rank | 4.72% | 6.85% |
| Italian | 507 | 15.92%, see rank | 3.41% | 4.59% |
| Norwegian | 37 | 1.16%, see rank | 0.92% | 1.15% |
| Polish | 32 | 1.01%, see rank | 0.95% | 2.24% |
| Portuguese | 123 | 3.86%, see rank | 0.75% | 0.33% |
| Russian | 9 | 0.28%, see rank | 0.90% | 0.68% |
| Scotch-Irish | 81 | 2.54%, see rank | 0.87% | 1.17% |
| Scottish | 111 | 3.49%, see rank | 1.00% | 1.12% |
| Subsaharan African | 0 | 0.00%, see rank | 0.51% | 0.61% |
| Swedish | 36 | 1.13%, see rank | 0.86% | 0.87% |
| Swiss | 26 | 0.82%, see rank | 0.21% | 0.19% |
| Ukrainian | 0 | 0.00%, see rank | 0.20% | 0.24% |
| American | 144 | 4.52%, see rank | 3.37% | 7.33% |
| Welsh | 34 | 1.07%, 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.