Accessory Structures in Menifee, CA (2026)
4 verified accessory structures rules for Menifee, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Menifee allows one ADU plus one junior ADU on residential lots through ministerial building-permit review, with a 1,500-square-foot size cap, 4-foot side and rear setbacks, and an 18-foot height limit for detached units.
Menifee ADU Rules: 1,500 Sq Ft Max, Ministerial Approval
Few RestrictionsMenifee Development Code Section 9.295.020 (Title 9, Article 5)
A. Purpose. The purpose of this section is to establish development standards for accessory dwelling units and to ensure the accessory dwelling unit is constructed and operated in a manner that is consistent with the requirements and allowances of state law, specifically Government Code Section 65852.2. [...] Building Permit Required. Accessory dwelling units and junior accessory dwelling units...
ADU Impact Fees
Menifee's Local Development Mitigation Fee, the habitat fee funding the Multiple Species Habitat Conservation Plan, applies to accessory dwelling units only to the extent state law does not exempt them, under Municipal Code Section 17.03.090(C).
Menifee ADU Habitat Mitigation Fee Limits
Light RestrictionsMenifee Municipal Code § 17.03.090(C)-(D)
§ 17.03.090 EXEMPTIONS. The following types of construction shall be exempt from the provisions of this chapter: ... (C) Accessory dwelling units, but only to the extent such fee is exempted under state law; (D) Junior accessory dwelling units, but only to the extent such fee is exempted under state law;
Shed & Carport Rules
Menifee restricts sheds to rear and interior side yards with 3-foot setbacks, a 16-foot height cap, and size limits tied to lot size. Any accessory structure over 120 square feet needs Plot Plan approval.
Menifee Shed Rules: 3-Foot Setbacks, Permit Over 120 Sq Ft
Some RestrictionsMenifee Development Code Sections 9.165.030-9.165.040 (Title 9, Article 4)
A. Location. Accessory structures shall be located only in rear and interior side yards or within the allowable buildable area. B. Height. Accessory structures shall not exceed a height of 16 feet, except they shall be allowed up to the maximum building height in the agricultural and rural residential zones. C. Separation. Accessory structures shall be located at least 10 feet from the primary ...
Garage Conversions
Menifee lets homeowners convert attached or detached garages into ADUs or junior ADUs ministerially, with no replacement parking required for the main house and existing-structure conversions exempt from normal setback rules.
Menifee Garage Conversions: No Replacement Parking for ADUs
Few RestrictionsMenifee Development Code Section 9.295.020(C)(5), (E) (Title 9, Article 5)
5. Demolition Permit. The review and issuance of a demolition permit for a detached garage that is replaced by an accessory dwelling unit shall be reviewed with the application for the accessory dwelling unit and issued at the same time. [...] h. If a garage, carport or covered parking structure providing required parking for the primary dwelling is demolished or converted in conjunction with t...
Looking for Riverside County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Menifee city rules.
Accessory Structures in Riverside County →