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Union, NJ Historical First Ancestry Data
ACS 2005-2009 data
51,215 (95.48%) out of the total population of 53,637 reported first ancestry.
| Union, NJ | % of the Total Population | New Jersey | U.S. | |
| Arab | 252 | 0.47%, see rank | 0.96% | 0.50% |
| Czech | 140 | 0.26%, see rank | 0.38% | 0.54% |
| Danish | 132 | 0.25%, see rank | 0.23% | 0.49% |
| Dutch | 313 | 0.58%, see rank | 1.31% | 1.68% |
| English | 1,165 | 2.17%, see rank | 6.09% | 9.29% |
| French | 459 | 0.86%, see rank | 1.71% | 3.90% |
| German | 3,967 | 7.40%, see rank | 12.78% | 16.89% |
| Greek | 484 | 0.90%, see rank | 0.77% | 0.45% |
| Hungarian | 312 | 0.58%, see rank | 1.29% | 0.52% |
| Irish | 3,957 | 7.38%, see rank | 16.05% | 12.01% |
| Italian | 7,679 | 14.32%, see rank | 17.87% | 5.91% |
| Norwegian | 103 | 0.19%, see rank | 0.50% | 1.55% |
| Polish | 3,198 | 5.96%, see rank | 6.63% | 3.32% |
| Portuguese | 4,124 | 7.69%, see rank | 0.93% | 0.48% |
| Russian | 912 | 1.70%, see rank | 2.35% | 1.04% |
| Scotch-Irish | 244 | 0.45%, see rank | 0.99% | 1.77% |
| Scottish | 243 | 0.45%, see rank | 1.26% | 1.97% |
| Subsaharan African | 1,441 | 2.69%, see rank | 1.00% | 0.88% |
| Swedish | 188 | 0.35%, see rank | 0.66% | 1.45% |
| Swiss | 54 | 0.10%, see rank | 0.21% | 0.34% |
| Ukrainian | 757 | 1.41%, see rank | 0.84% | 0.32% |
| American | 1,554 | 2.90%, see rank | 3.14% | 6.43% |
| Welsh | 47 | 0.09%, see rank | 0.46% | 0.65% |
US Census 2000 data
48,187 (88.57%) out of the total population of 54,405 reported first ancestry.
| Union, NJ | % of the Total Population | New Jersey | U.S. | |
| Arab | 218 | 0.40%, see rank | 0.75% | 0.36% |
| Czech | 70 | 0.13%, see rank | 0.15% | 0.27% |
| Danish | 30 | 0.06%, see rank | 0.15% | 0.30% |
| Dutch | 63 | 0.12%, see rank | 0.74% | 0.91% |
| English | 669 | 1.23%, see rank | 3.57% | 5.91% |
| French | 160 | 0.29%, see rank | 0.94% | 2.39% |
| German | 3,332 | 6.12%, see rank | 7.42% | 10.81% |
| Greek | 461 | 0.85%, see rank | 0.60% | 0.34% |
| Hungarian | 376 | 0.69%, see rank | 0.86% | 0.32% |
| Irish | 3,648 | 6.71%, see rank | 10.49% | 6.85% |
| Italian | 8,301 | 15.26%, see rank | 15.32% | 4.59% |
| Norwegian | 91 | 0.17%, see rank | 0.39% | 1.15% |
| Polish | 3,892 | 7.15%, see rank | 4.80% | 2.24% |
| Portuguese | 3,469 | 6.38%, see rank | 0.76% | 0.33% |
| Russian | 677 | 1.24%, see rank | 1.68% | 0.68% |
| Scotch-Irish | 162 | 0.30%, see rank | 0.66% | 1.17% |
| Scottish | 198 | 0.36%, see rank | 0.78% | 1.12% |
| Subsaharan African | 1,216 | 2.24%, see rank | 0.80% | 0.61% |
| Swedish | 103 | 0.19%, see rank | 0.39% | 0.87% |
| Swiss | 19 | 0.03%, see rank | 0.13% | 0.19% |
| Ukrainian | 807 | 1.48%, see rank | 0.61% | 0.24% |
| American | 1,590 | 2.92%, see rank | 3.14% | 7.33% |
| Welsh | 29 | 0.05%, 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.