Accessory Structures in Maricopa, AZ (2026)
2 verified accessory structures rules for Maricopa, Arizona, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Maricopa's zoning code permits a guest quarters (ADU) by right only on single-unit lots in RS districts, bars separate rental of the unit, and treats one built over a detached garage as a full main building for setback purposes.
Maricopa Guest Quarters (ADU) Rules
Some RestrictionsMaricopa City Code § 18.80.020(A)(3)
Where guest quarters are located over a detached garage, the entire structure shall be considered a main building, subject to the zoning district standards for main buildings. No portion of this building shall be closer to any lot line than is permitted for any other main building, except on an alley where the detached garage may be within the setback. B. Relation to Existing Structures. A det...
Shed & Carport Rules
A detached one-story shed in Maricopa skips a building permit only if it's 200 square feet or smaller, no taller than 8 feet at the wall plate, and has no electrical, plumbing or mechanical components: anything bigger or wired needs a permit.
Maricopa Shed Permit Threshold
Some RestrictionsMaricopa City Code § 15.05.050(B)(2), amending IRC § R105.2 item 1
One-story detached accessory structures, provided that the floor area does not exceed 200 square feet (11.15 m2) and the wall plate height measured at the highest point does not exceed 8 feet (2134 mm), and no; Mechanical, Electrical, or Plumbing components. 3. Amend Section R105.2 Work exempt from permit by adding a new item 11 as follows:Patio and Porch covers not exceeding 120 square fe...
Looking for Pinal County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Maricopa city rules.
Accessory Structures in Pinal County →