Explore Union City, California, with this interactive street and satellite map. You can “grab” the Union City, CA street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
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| City | Union City |
| State | California (CA) |
| County | Alameda |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 37.595833 |
| Longitude | -122.019167 |
| Population | 67,464 |
| Density | 1356.3 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 94587, 94552 |
| Area Code | 510 |
| County Seat | Oakland |
| School District | New Haven Unified School District |
Union City is a locality in Alameda County, California, United States. It has a population of 67,464. The population density is 1356.3 people per km². Union City is located at 37.5958°N, 122.0192°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 94552.
Union City rests against the foothills of the East Bay hills, a place where the land begins its gentle climb from the flat expanse of the bay lowlands. It lies 3.7 miles north-north-west of Fremont, CA (from Fremont, CA: bearing 333°T), and is situated 6.1 miles south-east of Hayward. The air here carries the faint scent of eucalyptus from the higher elevations, a dry, clean fragrance that mingles with the more urban aromas of asphalt and exhaust. Sunlight, especially in the late afternoon, casts long shadows that stretch across the grid of streets, revealing the subtle undulations of the terrain. You can see the distant shimmer of the bay on clearer days, a constant, quiet presence that shapes the very character of the place, drawing the eye westward. The history of Union City is one of transformation, from agricultural roots to a burgeoning industrial hub that served the needs of a growing region. Early settlers found fertile ground, and for decades, the land yielded crops that fed a hungry state. This agricultural past still whispers in the names of some streets and the occasional open space that resists the relentless march of development. Today, its economy is more diverse, with a strong presence in logistics and manufacturing, a testament to its strategic position near major transportation arteries. The legacy of its hardworking past is evident in the quiet determination of its residents, a people who have always understood the value of labor and the rewards of building something tangible.
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This page provides an embedded street and satellite map of Union City, California — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 37.595833, -122.019167. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Union City and Alameda County.
Detailed location data for Union City includes the ZIP code (94587), telephone area code (510), county seat of Alameda County (Oakland), and school district assignment (New Haven Unified School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Union City is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |