USA.com / California / Contra Costa County / Concord, CA / 94520 / Population and Races / Historical First Ancestry Data
94520 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
35,443 (91.48%) out of the total population of 38,743 reported first ancestry.
| 94520 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 235 | 0.61%, see rank | 0.72% | 0.56% |
| Czech | 0 | 0.00%, see rank | 0.22% | 0.47% |
| Danish | 83 | 0.21%, see rank | 0.46% | 0.42% |
| Dutch | 402 | 1.04%, see rank | 0.99% | 1.40% |
| English | 1,987 | 5.13%, see rank | 5.94% | 8.02% |
| French | 795 | 2.05%, see rank | 2.15% | 3.34% |
| German | 2,606 | 6.73%, see rank | 8.51% | 15.03% |
| Greek | 133 | 0.34%, see rank | 0.35% | 0.41% |
| Hungarian | 58 | 0.15%, see rank | 0.32% | 0.46% |
| Irish | 2,486 | 6.42%, see rank | 6.69% | 10.80% |
| Italian | 1,535 | 3.96%, see rank | 3.97% | 5.52% |
| Norwegian | 568 | 1.47%, see rank | 1.02% | 1.42% |
| Polish | 302 | 0.78%, see rank | 1.32% | 3.01% |
| Portuguese | 504 | 1.30%, see rank | 0.91% | 0.44% |
| Russian | 328 | 0.85%, see rank | 1.13% | 0.92% |
| Scotch-Irish | 133 | 0.34%, see rank | 0.61% | 0.99% |
| Scottish | 492 | 1.27%, see rank | 1.34% | 1.72% |
| Subsaharan African | 109 | 0.28%, see rank | 0.69% | 0.95% |
| Swedish | 423 | 1.09%, see rank | 1.09% | 1.27% |
| Swiss | 39 | 0.10%, see rank | 0.27% | 0.30% |
| Ukrainian | 5 | 0.01%, see rank | 0.27% | 0.31% |
| American | 1,087 | 2.81%, see rank | 3.22% | 7.12% |
| Welsh | 94 | 0.24%, see rank | 0.43% | 0.57% |
ACS 2008-2012 data
34,687 (92.56%) out of the total population of 37,477 reported first ancestry.
| 94520 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 184 | 0.49%, see rank | 0.70% | 0.53% |
| Czech | 13 | 0.03%, see rank | 0.24% | 0.50% |
| Danish | 207 | 0.55%, see rank | 0.50% | 0.45% |
| Dutch | 276 | 0.74%, see rank | 1.08% | 1.51% |
| English | 2,032 | 5.42%, see rank | 6.39% | 8.53% |
| French | 768 | 2.05%, see rank | 2.28% | 3.54% |
| German | 2,390 | 6.38%, see rank | 9.10% | 15.79% |
| Greek | 113 | 0.30%, see rank | 0.35% | 0.42% |
| Hungarian | 58 | 0.15%, see rank | 0.34% | 0.48% |
| Irish | 2,767 | 7.38%, see rank | 7.13% | 11.36% |
| Italian | 1,448 | 3.86%, see rank | 4.08% | 5.66% |
| Norwegian | 609 | 1.62%, see rank | 1.06% | 1.46% |
| Polish | 310 | 0.83%, see rank | 1.35% | 3.13% |
| Portuguese | 408 | 1.09%, see rank | 0.96% | 0.46% |
| Russian | 315 | 0.84%, see rank | 1.18% | 0.97% |
| Scotch-Irish | 239 | 0.64%, see rank | 0.67% | 1.07% |
| Scottish | 435 | 1.16%, see rank | 1.43% | 1.81% |
| Subsaharan African | 271 | 0.72%, see rank | 0.72% | 0.93% |
| Swedish | 339 | 0.90%, see rank | 1.16% | 1.34% |
| Swiss | 28 | 0.07%, see rank | 0.28% | 0.31% |
| Ukrainian | 60 | 0.16%, see rank | 0.26% | 0.31% |
| American | 1,042 | 2.78%, see rank | 2.78% | 6.72% |
| Welsh | 61 | 0.16%, see rank | 0.46% | 0.60% |
US Census 2000 data
31,231 (86.34%) out of the total population of 36,174 reported first ancestry.
| 94520 Zip Code | % of the Total Population | California | U.S. | |
| Arab | 172 | 0.48%, see rank | 0.50% | 0.36% |
| Czech | 29 | 0.08%, see rank | 0.14% | 0.27% |
| Danish | 91 | 0.25%, see rank | 0.38% | 0.30% |
| Dutch | 127 | 0.35%, see rank | 0.71% | 0.91% |
| English | 1,553 | 4.29%, see rank | 4.91% | 5.91% |
| French | 332 | 0.92%, see rank | 1.57% | 2.39% |
| German | 2,281 | 6.31%, see rank | 6.45% | 10.81% |
| Greek | 61 | 0.17%, see rank | 0.29% | 0.34% |
| Hungarian | 80 | 0.22%, see rank | 0.27% | 0.32% |
| Irish | 2,129 | 5.89%, see rank | 4.72% | 6.85% |
| Italian | 1,087 | 3.00%, see rank | 3.41% | 4.59% |
| Norwegian | 306 | 0.85%, see rank | 0.92% | 1.15% |
| Polish | 493 | 1.36%, see rank | 0.95% | 2.24% |
| Portuguese | 394 | 1.09%, see rank | 0.75% | 0.33% |
| Russian | 100 | 0.28%, see rank | 0.90% | 0.68% |
| Scotch-Irish | 271 | 0.75%, see rank | 0.87% | 1.17% |
| Scottish | 335 | 0.93%, see rank | 1.00% | 1.12% |
| Subsaharan African | 102 | 0.28%, see rank | 0.51% | 0.61% |
| Swedish | 287 | 0.79%, see rank | 0.86% | 0.87% |
| Swiss | 22 | 0.06%, see rank | 0.21% | 0.19% |
| Ukrainian | 101 | 0.28%, see rank | 0.20% | 0.24% |
| American | 950 | 2.63%, see rank | 3.37% | 7.33% |
| Welsh | 114 | 0.32%, 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.