Accessory Structures in Port Hueneme, CA (2026)
5 verified accessory structures rules for Port Hueneme, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Port Hueneme allows ADUs per CA Gov Code §§66310–66342 (formerly §65852.2). Detached ADUs up to 1,200 sq ft, 4 ft side/rear setbacks. All residential zones eligible. Coastal zone ADUs require LCP consistency review.
accessory-structures/adu-rules
Some RestrictionsShed Rules
Sheds and accessory structures must comply with Port Hueneme's zoning setbacks. Structures under 120 sq ft typically do not require a building permit but must meet setbacks. Coastal zone properties may need CCC review.
accessory-structures/shed-rules
Few RestrictionsGarage Conversions
Garage conversions to ADUs are allowed under CA state ADU law. No replacement parking required. Building permit required. Coastal properties may require LCP consistency review.
accessory-structures/garage-conversions
Some RestrictionsCarport Rules
Carport construction in Port Hueneme requires a building permit and must comply with zoning setback and lot coverage standards. Carports are subject to the same setback requirements as other accessory structures.
Port Hueneme Carport Regulations
Some RestrictionsTiny Homes
Tiny homes on foundations in Port Hueneme are treated as ADUs under California ADU law (Government Code §65852.2). Tiny homes on wheels (THOWs) are classified as recreational vehicles and cannot be used as permanent dwellings in residential zones.
Port Hueneme Tiny Home Rules
Some RestrictionsLooking for Ventura County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Port Hueneme city rules.
Accessory Structures in Ventura County →