USA.com / Connecticut / Fairfield County / Greenwich, CT / 06830 / Population and Races / Historical First Ancestry Data
06830 Zip Code Historical First Ancestry Data
ACS 2010-2014 data
23,386 (93.30%) out of the total population of 25,066 reported first ancestry.
| 06830 Zip Code | % of the Total Population | Connecticut | U.S. | |
| Arab | 238 | 0.95%, see rank | 0.61% | 0.56% |
| Czech | 134 | 0.53%, see rank | 0.37% | 0.47% |
| Danish | 75 | 0.30%, see rank | 0.33% | 0.42% |
| Dutch | 267 | 1.07%, see rank | 0.74% | 1.40% |
| English | 3,092 | 12.34%, see rank | 8.94% | 8.02% |
| French | 944 | 3.77%, see rank | 8.47% | 3.34% |
| German | 2,766 | 11.03%, see rank | 9.34% | 15.03% |
| Greek | 320 | 1.28%, see rank | 0.87% | 0.41% |
| Hungarian | 115 | 0.46%, see rank | 1.03% | 0.46% |
| Irish | 3,480 | 13.88%, see rank | 16.03% | 10.80% |
| Italian | 3,468 | 13.84%, see rank | 18.43% | 5.52% |
| Norwegian | 158 | 0.63%, see rank | 0.54% | 1.42% |
| Polish | 979 | 3.91%, see rank | 7.96% | 3.01% |
| Portuguese | 329 | 1.31%, see rank | 1.39% | 0.44% |
| Russian | 782 | 3.12%, see rank | 1.82% | 0.92% |
| Scotch-Irish | 144 | 0.57%, see rank | 0.53% | 0.99% |
| Scottish | 511 | 2.04%, see rank | 1.84% | 1.72% |
| Subsaharan African | 199 | 0.79%, see rank | 0.92% | 0.95% |
| Swedish | 638 | 2.55%, see rank | 1.71% | 1.27% |
| Swiss | 81 | 0.32%, see rank | 0.23% | 0.30% |
| Ukrainian | 69 | 0.28%, see rank | 0.55% | 0.31% |
| American | 1,514 | 6.04%, see rank | 3.92% | 7.12% |
| Welsh | 174 | 0.69%, see rank | 0.41% | 0.57% |
ACS 2008-2012 data
23,290 (95.78%) out of the total population of 24,315 reported first ancestry.
| 06830 Zip Code | % of the Total Population | Connecticut | U.S. | |
| Arab | 266 | 1.09%, see rank | 0.60% | 0.53% |
| Czech | 95 | 0.39%, see rank | 0.41% | 0.50% |
| Danish | 127 | 0.52%, see rank | 0.36% | 0.45% |
| Dutch | 379 | 1.56%, see rank | 0.82% | 1.51% |
| English | 2,476 | 10.18%, see rank | 9.64% | 8.53% |
| French | 510 | 2.10%, see rank | 8.89% | 3.54% |
| German | 2,997 | 12.33%, see rank | 9.86% | 15.79% |
| Greek | 259 | 1.07%, see rank | 0.88% | 0.42% |
| Hungarian | 300 | 1.23%, see rank | 1.09% | 0.48% |
| Irish | 3,266 | 13.43%, see rank | 16.75% | 11.36% |
| Italian | 3,346 | 13.76%, see rank | 18.96% | 5.66% |
| Norwegian | 221 | 0.91%, see rank | 0.53% | 1.46% |
| Polish | 1,393 | 5.73%, see rank | 8.22% | 3.13% |
| Portuguese | 239 | 0.98%, see rank | 1.52% | 0.46% |
| Russian | 676 | 2.78%, see rank | 1.93% | 0.97% |
| Scotch-Irish | 264 | 1.09%, see rank | 0.58% | 1.07% |
| Scottish | 536 | 2.20%, see rank | 1.96% | 1.81% |
| Subsaharan African | 196 | 0.81%, see rank | 0.85% | 0.93% |
| Swedish | 544 | 2.24%, see rank | 1.79% | 1.34% |
| Swiss | 48 | 0.20%, see rank | 0.26% | 0.31% |
| Ukrainian | 57 | 0.23%, see rank | 0.60% | 0.31% |
| American | 1,223 | 5.03%, see rank | 3.13% | 6.72% |
| Welsh | 166 | 0.68%, see rank | 0.40% | 0.60% |
US Census 2000 data
21,879 (89.11%) out of the total population of 24,552 reported first ancestry.
| 06830 Zip Code | % of the Total Population | Connecticut | U.S. | |
| Arab | 144 | 0.59%, see rank | 0.34% | 0.36% |
| Czech | 31 | 0.13%, see rank | 0.17% | 0.27% |
| Danish | 171 | 0.70%, see rank | 0.23% | 0.30% |
| Dutch | 379 | 1.54%, see rank | 0.40% | 0.91% |
| English | 2,153 | 8.77%, see rank | 6.33% | 5.91% |
| French | 518 | 2.11%, see rank | 6.39% | 2.39% |
| German | 1,624 | 6.61%, see rank | 5.53% | 10.81% |
| Greek | 140 | 0.57%, see rank | 0.65% | 0.34% |
| Hungarian | 115 | 0.47%, see rank | 0.74% | 0.32% |
| Irish | 2,801 | 11.41%, see rank | 10.80% | 6.85% |
| Italian | 3,566 | 14.52%, see rank | 15.75% | 4.59% |
| Norwegian | 204 | 0.83%, see rank | 0.41% | 1.15% |
| Polish | 711 | 2.90%, see rank | 5.87% | 2.24% |
| Portuguese | 71 | 0.29%, see rank | 1.06% | 0.33% |
| Russian | 443 | 1.80%, see rank | 1.35% | 0.68% |
| Scotch-Irish | 256 | 1.04%, see rank | 0.82% | 1.17% |
| Scottish | 558 | 2.27%, see rank | 1.16% | 1.12% |
| Subsaharan African | 15 | 0.06%, see rank | 0.51% | 0.61% |
| Swedish | 238 | 0.97%, see rank | 1.13% | 0.87% |
| Swiss | 137 | 0.56%, see rank | 0.16% | 0.19% |
| Ukrainian | 81 | 0.33%, see rank | 0.47% | 0.24% |
| American | 1,003 | 4.09%, see rank | 3.25% | 7.33% |
| Welsh | 60 | 0.24%, see rank | 0.21% | 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.