Accessory Structures in Hemet, CA (2026)
6 verified accessory structures rules for Hemet, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Hemet approves accessory dwelling units ministerially under Sec. 90-321, with a four-foot setback and 16-foot height cap for new detached units, but state ADU law controls wherever it is more permissive than the city's own standard.
Hemet ADU and Granny Flat Rules
Some RestrictionsHemet City Code § 90-321(a)(1), (c)(7)c, (c)(15)a
To the extent state law is more permissive than this chapter, state law shall control. ... The minimum side, street-side, and rear yard setback shall be four feet, except when converting or replacing an existing accessory structure that is less than four feet from those lot lines. ... For one-story detached ADUs, the maximum height shall be 16 feet.
ADU Impact Fees
Hemet cannot charge impact fees on an ADU or JADU under 750 square feet of interior livable space, and units at 500 square feet or less are also exempt from school fees, under City Code § 90-321(c)(11)-(12). California's ADU statute (Gov. Code §§ 66310-66342) controls wherever it is more permissive than the local rule.
Hemet ADU Impact Fee Exemption Rules
Few RestrictionsHemet City Code § 90-321(c)(11)-(12)
(11)An ADU shall not be considered a new residential use for the purpose of calculating connection fees or capacity charges for utilities, including water and sewer services, unless the ADU is constructed with a new single-family dwelling, consistent with applicable state law...(12)Impact fees.a.No impact fee is required for an ADU or JADU that is less than 750 square feet of interior livable s...
ADU Owner Occupancy
Hemet requires the homeowner to live in either the house or the JADU itself; standalone ADUs carry no such occupancy rule under state law.
Hemet JADU Owner-Occupancy Rule
Some RestrictionsHemet City Code § 90-321(d)(5)
The owner of the single-family residential home in which the JADU is located must reside in either the remaining portion of the home or in the newly created JADU unit, unless the JADU includes separate sanitation facilities, in which case owner-occupancy is not required.
ADU Rental Restrictions
Hemet prohibits renting an ADU or JADU as a short-term rental: any rental term must exceed 30 days under the city's accessory dwelling unit ordinance.
Hemet ADU Short-Term Rental Ban
Heavy RestrictionsHemet City Code § 90-321(a)(2)c
An ADU or JADU may not be used for short-term rentals. If rented shall be for a term longer than 30 days.d.Occupancy of an ADU or JADU shall not be allowed until the city approves occupancy of the primary dwelling unit.(3)For the purposes of meeting the city's applicable regional housing needs allocation as contained in the adopted housing element, ADUs may be reported as progress towards meeti...
Shed & Carport Rules
Sheds and other accessory structures in Hemet need a building permit once they top 120 square feet, and must sit at the zone's standard setback unless they're small, low, and not fixed to the ground.
Hemet Backyard Shed and Accessory Building Rules
Some RestrictionsHemet City Code § 90-320(a), (b), (d)(2)
An accessory structure greater than 120 square feet is required to obtain a building permit. ... Accessory structures less than 120 square feet in area and less than eight feet in height which are not permanently affixed to the ground may be located as close as three feet to interior side or rear property lines. ... Gazebo, greenhouse, playhouse, outdoor play equipment, stationary barbeque, sto...
Garage Conversions
Converting an existing Hemet garage into an accessory dwelling unit needs no new setback if it keeps the same footprint, and no replacement parking is required when the garage is demolished or converted, under City Code § 90-321(c)(2), (c)(7)a, and (c)(8)a.
Hemet Garage-to-ADU Conversion Rules
Some RestrictionsHemet City Code § 90-321(c)(2), (c)(7)a, (c)(8)a
(2)The ADU may be either attached to, or located within, the proposed or existing primary dwelling, including attached garages, storage areas, or similar uses, or detached from the primary dwelling.(7)Unless otherwise provided in this subsection, an ADU shall comply with the required standards and setbacks of the zone in which it is located.a.No setback shall be required for an ADU that is cons...
Looking for Riverside County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Hemet city rules.
Accessory Structures in Riverside County →