4 ZIP Code Tabulation Areas in Union City, California. The population-weighted median household income is about $147,159, the median home value about $1,106,159, and 65.1% of occupied homes are owner-occupied.
- 4
- ZIP codes
- 196.4K
- Population
- 54
- Data points
Union City at a glance
- $147,159
- Median household income
- $1,106,159
- Median home value
- 40.7
- Median age
- 65.1%
- Owner-occupied
- 63,249
- Housing units
Income, home value, and age are population-weighted averages of the ZIP-level medians in the file. Counts are exact.
Top 4 Union City ZIP codes by median household income| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 94555 | Fremont | 37,501 | 71% | $219,938 |
| 2 | 94552 | Castro Valley | 14,506 | 93.2% | $212,605 |
| 3 | 94587 | Hayward | 67,464 | 64.7% | $133,715 |
| 4 | 94544 | Hayward | 76,947 | 56.2% | $107,785 |
Top 4 Union City ZIP codes by population| # | ZIP | City | Population | Homeowner % | Median HH $ |
|---|
| 1 | 94544 | Hayward | 76,947 | 56.2% | $107,785 |
| 2 | 94587 | Hayward | 67,464 | 64.7% | $133,715 |
| 3 | 94555 | Fremont | 37,501 | 71% | $219,938 |
| 4 | 94552 | Castro Valley | 14,506 | 93.2% | $212,605 |
Top 4 Union City ZIP codes by Homeowner GDP| # | ZIP | City | Population | Homeowner % | Median HH $ | Homeowner GDP |
|---|
| 1 | 94555 | Fremont | 37,501 | 71% | $219,938 | $1.9B |
| 2 | 94587 | Hayward | 67,464 | 64.7% | $133,715 | $1.8B |
| 3 | 94544 | Hayward | 76,947 | 56.2% | $107,785 | $1.4B |
| 4 | 94552 | Castro Valley | 14,506 | 93.2% | $212,605 | $994.8M |
Homeowner GDP = owner-occupied units × median household income — a proxy for aggregate homeowner spending power in a ZIP, useful for scoring market opportunity. Not an official economic statistic.
Densest: 94544 (Hayward) at 7,026 people/sq mi. Least dense: 94552 (Castro Valley) at 280 people/sq mi.
Other cities in California
See all California cities →