Union, CA
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Union, CA
Union Map
The City of Union is located in Napa County in the State of California. Find directions to Union, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2019 US Census the Union population is estimated at 74,501 people. The Union time zone is Pacific Daylight Time which is 8 hours behind Coordinated Universal Time (UTC).
Nearby cities include Salvador, Napa, Wingo, El Verano, Big Bend.
Places in Union
Dine and drink
Eat and drink your way through town.
Can't-miss activities
Culture, natural beauty, and plain old fun.
Places to stay
Hang your (vacation) hat in a place that’s just your style.
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