List of 3 Zip Codes in Union City, California

On this page, we'll list out the 3 zip codes we have on record for Union City, California in Alameda County as well as the land area for each zip code.

California is the 3rd largest state by total land area, with a land area of 163,695 square miles (423,968 square kilometers) and has a total population of 39,346,023 people as of the most recent U.S. Census survey.

Union City makes up approximately 0.05% of the total land area for California and we have 3 zip codes for the city in our database, which you can see details of below, with land area information for each zip code.

Union City covers the following counties:

• Alameda County

There is not enough data as of the most recent U.S. Census survey to determine the population of Union City.

Click the zip code link(s) above to get detailed demographics data for the specific zip code (or ZCTA).

Places Near Union City, California

If you want to search and find zip codes for different cities or towns near Union City, California, the list below contains links to each of the 26 California locations we have data for in Alameda County.

• Alameda
• Albany
• Ashland
• Berkeley
• Byron
• Castro Valley
• Cherryland
• Discovery Bay
• Dublin
• Emeryville
• Fairview
• Fremont
• Hayward
• Kensington
• Livermore
• Mountain House
• Newark
• Oakland
• Orinda
• Piedmont
• Pleasanton
• San Leandro
• San Lorenzo
• Sunol
• Tracy

Data Source(s)

All of the zip code data on this page is sourced from the United States Census Bureau geography reference files.

Link To or Reference This Page

We spent a lot of time downloading, cleaning, merging, and formatting the data that is shown on the site.

If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!