Parking Rules in Union City, CA (2026)
10 verified parking rules for Union City, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
RV & Boat Parking
Recreational vehicles, boats on trailers and travel trailers may be stored on private residential property only on an approved driveway, concrete apron or rear-yard parking surface, fully contained on the lot, and may not be parked in the required front yard, side yard or corner vision triangle.
Union City RV, Boat and Trailer Parking Rules
Heavy RestrictionsDriveway Rules
Union City requires vehicles parked on residential property to sit on an approved driveway, concrete apron or rear-yard surface. Parking in the required front yard, side yard, corner vision triangle, parkway or on permeable/unpaved surfaces is prohibited, and nothing may overhang the sidewalk.
Union City Driveway and Yard Parking Rules
Some RestrictionsCommercial Vehicle Restrictions
Union City bars parking commercial vehicles rated 10,000 pounds GVWR or more on any street or highway in a residential district, except while actively making pickups or deliveries; heavy vehicles over 20 feet or 10,000 pounds are also banned citywide except in Council-designated areas.
Union City Commercial Vehicle Parking Rules
Some RestrictionsStreet Parking Limits
On-street parking in Union City is governed by Chapter 10.36, which sets a 72-hour limit, no-parking-during-street-sweeping zones, curb-color rules and a 2 a.m.-6 a.m. ban on large and non-motorized vehicles. Downtown metered streets and residential permit districts add their own time limits.
Union City Street Parking Regulations
Some RestrictionsOvernight Parking
Union City allows ordinary passenger cars to park overnight on most streets, but large vehicles and non-motorized vehicles are prohibited on any City street between 2 a.m. and 6 a.m., and street-sweeping and permit-district restrictions also apply at night in posted areas.
Union City Overnight Parking Rules
Some RestrictionsEV Charging
Union City has no dedicated EV-charging parking ordinance in its municipal code. Designated charging spaces are governed by California Vehicle Code Section 22511, which reserves them for vehicles actively connected for charging and authorizes towing of unauthorized vehicles from properly signed spaces.
Union City EV Charging Space Parking Rules
Some RestrictionsAbandoned Vehicles
Union City treats abandoned, wrecked, dismantled or inoperative vehicles on public or private property as a public nuisance subject to abatement under its Health and Sanitation code and California Vehicle Code Section 22660. Inoperable vehicles in public view on private property must be enclosed after 72 hours.
Union City Abandoned and Inoperable Vehicle Rules
Heavy RestrictionsCurb Color Rules
Union City uses standard painted-curb colors under Chapter 10.36: red means no stopping, standing or parking at any time; yellow marks commercial loading zones; and white marks passenger loading zones. Curb markings are authorized and applied by the City, not by residents.
Union City Curb Color and Painting Rules
Some RestrictionsLoading Zones
In Union City the City Traffic Engineer designates loading and passenger loading zones, marked by curb color: yellow curbs are commercial loading zones and white curbs are passenger loading zones. Stops are limited to loading or unloading, with passenger loading capped at three minutes.
Union City Loading Zone Parking Rules
Some RestrictionsOversized Vehicle Parking
Union City defines a 'large vehicle' as any vehicle over 6 feet high and 20 feet long, or over 8.5 feet wide, and bans such vehicles from City streets between 2 a.m. and 6 a.m. Vehicles over 20 feet or 10,000 pounds are barred from streets except in Council-designated areas.
Union City Oversized Vehicle Parking Rules
Heavy RestrictionsLooking for Alameda County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Union City city rules.
Parking Rules in Alameda County →