Accessory Structures in Glendale, AZ (2026)
2 verified accessory structures rules for Glendale, Arizona, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Glendale allows one attached and one detached accessory dwelling unit per single-family lot under Section 35.3.204(A), rising to two detached units on lots of an acre or more if one is deeded affordable. An ADU needs a 5-foot side and rear setback, tops out at 1,000 square feet, and cannot be sold apart from the main house.
Glendale Accessory Dwelling Unit Rules
Some RestrictionsGlendale Code of Ordinances § 35.3.204(A)
A.Accessory Dwelling Unit (ADU)1.An accessory dwelling unit as defined in section 35.8.004 as an ancillary or secondary living unit to a single-family detached dwelling unit that has a kitchenette or kitchen, bathroom, and sleeping area, and is independently accessed from and located on the same lot as a single-family detached dwelling unit, either within the same building as the single-family ...
Shed & Carport Rules
Glendale's Unified Development Code sets exact size, height and setback limits for sheds and other accessory buildings under Section 35.3.203. Structures up to 7 feet tall need only a 3-foot side and rear setback, height in the R1, RR and SR districts tops out at 16 feet, and floor area cannot exceed 50 percent of the main house's footprint.
Glendale Shed & Accessory Building Rules
Some RestrictionsGlendale Code of Ordinances § 35.3.203(B)-(C)
5.Accessory buildings or structures up to seven (7) feet in height, unless otherwise specified herein, shall maintain a minimum setback of three (3) feet to the side and rear property lines.6.For each foot over seven (7) feet in height, the side and rear setbacks for accessory buildings and structures shall be increased by two (2) feet, up to a maximum of the principal building setback requirem...
Looking for Maricopa County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Glendale city rules.
Accessory Structures in Maricopa County →