ADU rules in Chandler, AZ — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
Arizona HB 2720 (effective January 2025) allows ADUs by right on single-family lots in Chandler. Up to 2 ADUs per lot (1 attached, 1 detached). Maximum 1,000 sq ft or 75% of main dwelling. Chandler adopted Ordinance 5113 for compliance.
Arizona HB 2720, effective January 1, 2025, mandates that cities over 75,000 population allow ADUs by right on single-family residential lots. Chandler adopted Ordinance 5113 to comply. Up to 2 ADUs per lot are permitted (one attached, one detached), with a third on lots over one acre. ADUs may not exceed 75% of the main dwelling's gross floor area or 1,000 square feet, whichever is less. On lots over 10,000 sq ft, the limit increases to 3,000 sq ft or 10% of lot area. Detached ADUs must maintain 5-foot side and rear setbacks. Accessory buildings must be located behind the front wall plane of the home. Maximum height is 15 feet.
Building without permit: stop-work order and fines. ADUs exceeding size limits: zoning violation requiring modification or removal.
Chandler, AZ
Chandler requires all residential vehicles to be parked on improved surfaces (concrete, asphalt, or masonry). Vehicles may not overhang into public sidewalks...
Chandler, AZ
Chandler allows RV storage in residential districts only behind the front yard setback and screened from the street by a solid 6-foot wall or fence under Cha...
Chandler, AZ
Chandler City Code Ch. 10 limits dogs/cats in residential zones. Hoarding charged under AZ §13-2910 cruelty. Chandler PD and MCACC jointly investigate; kenne...
Chandler, AZ
Chandler prohibits keeping poisonous reptiles and snakes within the city. Certain animals must be kept at least 200 feet from neighboring residences without ...
Chandler, AZ
Chandler enforces smoke alarm requirements through the 2018 International Fire Code (adopted in City Code Chapter 19) and the 2018 International Residential ...
Chandler, AZ
Chandler Fire Department adopts IFC Ch. 61. Residential cap: two 20-lb cylinders outdoors; no indoor storage. Permit required for tanks >125 gal. Chandler In...
Side-by-side rule comparisons with other cities in Maricopa County.
See how other cities in Maricopa County handle adu rules.
See how Chandler's adu rules rules stack up against other locations.
Quick Compare
Help us keep this page accurate. If you notice an error or outdated information, let us know.