Fence Regulations in Pinal County, AZ (2026)
4 rules for unincorporated Pinal County, Arizona.
Verified from official government sources
Height Limits
Unincorporated Pinal County caps corner-lot fences at 24 inches inside the sight visibility triangle, but lets front-yard fencing run 5 to 6 feet if it is open style, pipe rail or wrought iron, with gates up to 8 feet. Side and rear fences or walls up to 6 feet are exempt from setbacks entirely.
Fence Height Limits in Unincorporated Pinal County
Some RestrictionsPinal County Development Services Code § 2.150.100
A. Setbacks. 1. On corner lots, fences exceeding 24 inches in height are not permitted within the sight visibility triangle. 2. Other setback requirements of this title shall not apply to fences or walls being used as fences located in front yards (meaning along the front and sides of the front setback area) that are either: a. Open fencing of five feet or less in height; or b. Fencing of five ...
Fence Permit Requirements
In unincorporated Pinal County, fences and wall-type fences six feet or less in side/rear setbacks do not require a permit. A building permit is required for walls or fences over seven feet, and retaining walls over four feet.
When a Fence or Wall Needs a Permit in Pinal County
Some RestrictionsPinal County Development Services Code (permit thresholds, walls/fences)
A building permit is required for Walls or fences over 7 feet in height measured from the outside and retaining walls over 4 feet in height measured from the bottom of the footing.
Retaining Walls
In unincorporated Pinal County, retaining walls over four feet in height measured from the bottom of the footing require a building permit and plans prepared by an Arizona Registered Engineer. Walls four feet or less are generally exempt.
Retaining Wall Rules in Pinal County
Some RestrictionsPinal County Development Services Code (retaining walls)
retaining walls over 4 feet in height measured from the bottom of the footing will require plans prepared by an Arizona Registered Engineer
Material Restrictions
Pinal County permits standard fence materials, wood, block, wrought iron, pipe rail, subject to the front-yard open-fencing rule (open fencing to five feet, or six-foot pipe-rail/wrought-iron). Side and rear yards allow solid fencing up to six feet.
Approved Fence Materials in Pinal County
Some RestrictionsPinal County Development Services Code (side/rear fences)
Fences or wall type fences of six feet or less in height that are being used as fences in side and rear setbacks do not require a permit with the county.
All Pinal County ordinances
See every category we cover for Pinal County: parking, noise, fences, fires, animals, pools, and more.
Pinal County Ordinance Hub →