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Sister cities of Union City, California

Union City is a city in Alameda County, California, United States. It was incorporated in 1959, combining the communities of Alvarado and Decoto. Alvarado was the original county seat of Alameda County, and the site of the first county courthouse is a California Historical Landmark (#503). The city celebrated its 50th Anniversary in 2009.

Content on this page is licensed under CC-BY-SA from the authors of the following Wikipedia pages: List of sister cities in California, Union City, California. Note that the data on Wikipedia is highly unreliable. In many cases, sister cities are missing or wrongly listed. Some cities also have different levels of partnership. If you find an error, please make a correction on the relevant Wikipedia pages and cite your sources.

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