Short-Term Rental Regulations
in Union City, CA
Last verified: March 2026 · Report an update
Zoning & Conditions
Short-term rentals are permitted in R and RS districts for up to two paying guests as 'room and board' or 'boardinghouses'. Accessory Dwelling Units (ADUs) are strictly prohibited from being rented for periods of less than 30 days. Operators must provide a local emergency contact available 24/7.
How to Obtain a Permit
1. Complete and sign the official Short-Term Rental Application form. 2. Provide required details including rental addresses, owner/manager info, and a 24/7 local emergency contact. 3. Submit the completed form to the Finance Department Revenue Division via email (Biz-License@UnionCity.Org) or mail.
Official Resources
Official Union City STR regulation sourceFrequently Asked Questions
Are short-term rentals allowed in Union City, CA?
Is a permit required to operate a short-term rental in Union City?
How do I get a short-term rental permit in Union City?
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This information is for general reference only and may not reflect the most current regulations. STR regulations change frequently. Always verify requirements with official local government sources before operating a short-term rental.
Last verified: March 2026 · Suggest a correction