ADU rules in West Covina, CA — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
West Covina allows 1 ADU and 1 JADU per lot. Detached ADUs up to 1,200 sq ft. Height: 16 ft detached, 25 ft attached. 4-foot setbacks. No separate utilities or addresses from the main residence.
West Covina regulates ADUs under the Development Code (Ordinance No. 2519). Each lot may have 1 ADU and 1 JADU. ADUs and JADUs cannot have second addresses or separate utilities from the main residence. Detached ADUs up to 1,200 sq ft; attached up to 50% of primary or 1,200 sq ft. JADUs limited to 500 sq ft within existing structures. Height: 16 ft detached, 25 ft attached. Setbacks: 4 ft side/rear. Conversions have no setback or height limits. Garage conversions don't require replacement parking; driveway max 20 feet wide. Exterior must match primary unit. Fire sprinklers not required unless primary has them. ADUs under 750 sq ft exempt from impact fees. 60-day review timeline.
Unpermitted ADUs face code enforcement. STR use of ADUs is prohibited. Contact Community Development at (626) 939-8400.
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Side-by-side rule comparisons with other cities in Los Angeles County.
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