Our goal is to provide excellent public service and safety to everyone who lives, works, or plays in Union City. Residents and businesses love our central location just minutes away from SF and Silicon Valley, small-town feel, beautiful parks, and diverse community.
About Us Union City at a Glance Union City is located in the beautiful San Francisco Bay Area of Northern California. Situated about 30 miles southeast of San Francisco and 20 miles north of San Jose, Union City is 18 square miles in size. Incorporated on January 13, 1959, Union City is a general law city with a city council/city manager form of government. Population 70,300 Union City is an...