| Index | Union City | California | National |
| Income per capita | $43,336 | $31,458 | $29,829 |
| Median household income | $120,772 | $63,783 | $55,322 |
| Median income owner occupied | $136,855 | $86,568 | $70,586 |
| Median income renter occupied | $96,643 | $43,419 | $35,192 |
| Median earnings male | $59,041 | $36,599 | $36,919 |
| Median earnings female | $45,342 | $27,020 | $26,250 |
| Unemployment rate | 2.6% | 5.5% | 4.7% |
| Poverty level | 5.6% | 15.8% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 6.8% | 6.8% |
| Manufacturing sector | 18.9% | 18.9% |
| Financial & insurance services | 2.5% | 2.5% |
| Wholesale & retail services | 13.1% | 13.1% |
| Public administration | 1.7% | 1.7% |
| Transportation, warehousing & utilities | 8.4% | 8.4% |
| Education, health & social services | 8.0% | 8.0% |
| Other | 36.0% | 36.0% |
| City | Population | Household Income | National Avg. |
| Camino Tassajara, CA | 5,870 | $250,001 | 351.9% |
| Atherton, CA | 7,060 | $250,001 | 351.9% |
| Norris Canyon, CA | 790 | $250,001 | 351.9% |
| Woodside, CA | 5,593 | $250,001 | 351.9% |
| Emerald Lake Hills, CA | 4,893 | $250,001 | 351.9% |
| Union City, CA | 75,067 | $120,772 | 118.3% |
| City | Population | Household Income | National Avg. |
| Arlington Heights, IL | 75,071 | $100,221 | 81.2% |
| Missoula, MT | 74,994 | $50,947 | 7.9% |
| Milpitas, CA | 75,182 | $137,000 | 147.6% |
| Missouri City, TX | 75,348 | $83,491 | 50.9% |
| St. Joseph, MO | 75,369 | $48,716 | 11.9% |
| Union City, CA | 75,067 | $120,772 | 118.3% |