Fence Permit in Maricopa County, Arizona
It depends
Sometimes, depending on the project
For any fence over 1 foot tall in unincorporated Maricopa County
Issued byMaricopa County Planning and Development Department
By Mario Bailey, verified against official sources
Quick answer
In unincorporated Maricopa County any fence exceeding 1 foot in height requires at least a drainage clearance permit. Fences over 6 feet in height, pool barriers, fences on hillside lots, and retaining walls all require a full building permit and zoning clearance. Applications are submitted through the county Permit Center portal.
Typical threshold: any fence over 1 foot in height requires at minimum a drainage clearance permit; fences over 6 feet require a building permit and zoning clearance.
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When a permit is usually needed
For any fence over 1 foot tall in unincorporated Maricopa County
What a fence permit costs in Maricopa County
How Maricopa County compares in Arizona
That is the strictest fence permit threshold among the Arizona jurisdictions we have verified: Chandler and Pima County allow up to 7.
| Jurisdiction | Permit needed? | Threshold |
|---|---|---|
| Chandler | It depends | Fences not over 7 feet high are exempt from a building permit; a fence taller than 7 feet requires Planning approval and a building permit. A separate zoning limit caps front-yard fence height at 3 feet regardless of the building-permit threshold. |
| Gilbert | It depends | Gilbert's amended IRC R105.2 exempts only fences not over 3 feet high; the Town's pool barrier policy statement says internal fences over 3 feet in height require building permits and inspections. |
| Maricopa Countythis page | It depends | any fence over 1 foot in height requires at minimum a drainage clearance permit; fences over 6 feet require a building permit and zoning clearance |
| Mesa | It depends | fences under 6 feet in height do not require a permit; fences 6 feet or taller require a building permit |
| Phoenix | It depends | fences and walls over 3 feet tall require a permit; fences under 3 feet tall are exempt |
| Pima County | It depends | Non-retaining walls and fences no more than 7 feet in height do not require a permit; fences taller than 7 feet require a building permit. |
| Scottsdale | It depends | walls and fences 3 feet or shorter do not require a permit except retaining walls; fences over 3 feet require a building permit |
Closest fence permit thresholds outside Arizona
Jurisdictions we cover whose limit sits nearest Maricopa County's 1 ft.
- Denver, Colorado, fences shorter than 4 ft require no permit; fences 4 ft or taller require at minimum a zoning permit; most fence types over 4 ft also require a building permit
- Chicago, Illinois, fence 5 ft or less in height on private residential property does not require a permit; fences over 5 ft require a permit
- Boston, Massachusetts, permit required for fences over 6 feet in height per Massachusetts 780 CMR
- Columbus, Ohio, fence over 6 ft in height requires a permit; fence 6 ft or under does not
How to apply in Maricopa County
In Maricopa County, most residential fences fall under the model code's 7-foot building-permit exemption, so the real approval step is a lightweight zoning or land-use permit built around a simple site plan showing the fence's location, height, and material, checked against setbacks and any corner-lot sight-triangle rule. A fence that will serve as a required swimming-pool barrier is the exception, since barrier fences carry life-safety requirements of their own.
What most fence permit applications include:
- For Maricopa County, a fence 7 feet or under is exempt from the model code's building permit, the same threshold the IRC uses for other small projects (IRC 2021 R105.2).
- That exemption only removes the building-code permit. It does not authorize skipping a jurisdiction's own zoning approval, which is why an exempt fence can still need its own land-use or zoning permit rather than a building permit (IRC 2021 R105.2).
- Whatever your jurisdiction calls that approval, the application centers on a basic site plan: a drawing of the property showing the fence's location, height, and material, and how it relates to the property lines (common local zoning practice).
- For Maricopa County, the same plan is checked against required setbacks and, on corner lots or near intersections, a sight-triangle rule that caps fence height so it does not block sightlines for drivers (common local zoning practice).
- For Maricopa County, a fence that will serve as a required swimming-pool barrier is handled as life-safety work rather than the light zoning process, and at least one state's adopted residential code requires a building permit for barrier fences regardless of the general fence exemption (Oregon Residential Specialty Code 2021, R101.2.2).
General submittal guidance from International Residential Code (IRC), 2021 edition, Section R105.2. Source. Maricopa County Planning and Development Department sets the exact checklist for Maricopa County.
Where to apply in Maricopa County:
Maricopa County Planning and Development Department
- 301 West Jefferson Street Phoenix AZ 85003
- Phone: 602-506-3301
Fence Permit in Maricopa County compared with nearby Arizona localities
| Locality | Permit needed? | Threshold | What each Arizona schedule says | Verified |
|---|---|---|---|---|
| Maricopa County | It depends | any fence over 1 foot in height requires at minimum a drainage clearance permit; fences over 6 feet require a building permit and zoning clearance | Valuation-based: fence material valued per lineal foot from $3 (barbed wire) to $18... | |
| Chandler | It depends | Fences not over 7 feet high are exempt from a building permit; a fence taller than 7 feet requires Planning approval and a building permit. A separate zoning limit caps front-yard fence height at 3 feet regardless of the building-permit threshold. | No fence-specific fee line, a permit is only required for retaining walls over 4 feet or... | |
| Gilbert | It depends | Gilbert's amended IRC R105.2 exempts only fences not over 3 feet high; the Town's pool barrier policy statement says internal fences over 3 feet in height require building permits and inspections. | Walls/Fences fee $180 as a separate single-family permit, or $120 when combined with a... | |
| Mesa | It depends | fences under 6 feet in height do not require a permit; fences 6 feet or taller require a building permit | No general fence fee line (the only named fence line is a $120 per-inspection Desert... | |
| Peoria | It depends | Fences not over 3 feet high are exempt; fences over 3 feet and up to 7 feet require a building permit demonstrating zoning and site drainage compliance, and walls over 7 feet also require structural calculations. | Fence valuation for permit fees is 1.50 dollars per linear foot under 3 feet, 4 dollars... |
Inspections and closing out your permit
In Maricopa County, inspection follows the permit: a fence that never needed one gets no inspection at all under the model code, and a permitted fence typically gets a single final check rather than the staged inspections used for a house. The exception is a fence serving as a swimming-pool barrier, which gets its own dedicated barrier inspection covering height, gaps, and gate hardware.
- In Maricopa County: inspection duty attaches only to work for which a permit is required, so a fence that qualified for the permit exemption carries no inspection obligation under the model code (IRC 2021 R109.1).
- In Maricopa County: where a fence permit was issued, the process skips the staged foundation, frame, and rough-in inspections used for buildings and goes straight to one final inspection once the fence is finished (IRC 2021 R109.1.6).
- In Maricopa County: that single check is typically a zoning compliance inspection rather than a structural review, confirming the fence matches the approved height and site plan (common local practice).
- A fence built as a swimming-pool barrier breaks that light-touch pattern in Maricopa County: it is separately inspected for barrier compliance, commonly required before the pool itself can be signed off (ISPSC 305; local pool-barrier inspection programs).
- In Maricopa County: that barrier inspection checks dimensional rules from the swimming pool and spa code rather than ordinary fence rules, including the minimum 48 inch barrier height and limits on openings and gaps a young child could pass through (ISPSC 305).
- Gate hardware is inspected too in Maricopa County: a self-closing, self-latching gate is part of the barrier requirement, since an unlatched gate defeats the fence's purpose as a barrier (ISPSC 305).
Schedule each inspection in advance and pass the final before you use the work or close the permit. Request inspections through the Maricopa County permit portal or by phone at 602-506-3301.
Inspection sequence from International Residential Code (IRC), 2021 edition, Section R109, and ISPSC 2021 Section 305 (barriers). Source. An open permit left un-inspected can surface later in a title search or home sale.
Your Fence Permit checklist for Maricopa County
- Confirm the requirement. Sometimes, depending on the project. Typical threshold: any fence over 1 foot in height requires at minimum a drainage clearance permit; fences over 6 feet require a building permit and zoning clearance. Usually needed: For any fence over 1 foot tall in unincorporated Maricopa County.
- Budget the fee. Valuation-based: fence material valued per lineal foot from $3 (barbed wire) to $18 (iron and wood) depending on material, then the Table 1-A fee applies with a $23.50 minimum, per the Summary of the Fee Schedule. Official fee schedule.
- Apply. In Maricopa County, most residential fences fall under the model code's 7-foot building-permit exemption, so the real approval step is a lightweight zoning or land-use permit built around a simple site plan showing the fence's location, height, and material, checked against setbacks and any corner-lot sight-triangle rule. A fence that will serve as a required swimming-pool barrier is the exception, since barrier fences carry life-safety requirements of their own. Start at the Maricopa County permit portal.
- Keep the office details handy. Maricopa County Planning and Development Department. Phone: 602-506-3301. Address: 301 West Jefferson Street Phoenix AZ 85003.
- Plan for inspections. In Maricopa County, inspection follows the permit: a fence that never needed one gets no inspection at all under the model code, and a permitted fence typically gets a single final check rather than the staged inspections used for a house. The exception is a fence serving as a swimming-pool barrier, which gets its own dedicated barrier inspection covering height, gaps, and gate hardware.
Compiled from the official sources on this page. Last checked .
Permitting activity in Maricopa County
In 2024, Maricopa County authorized permits for 36,380 new residential housing units (21,667 single-family, 14,713 in multi-family buildings), valued at $9.1B, down from 38,292 the year before. That works out to about 7.8 permits per 1,000 residents.
Source: U.S. Census Bureau, Building Permits Survey, 2024 annual data · population 4,673,096.
About Maricopa County
Maricopa County has about 1,850,862 housing units. The median home is valued at $414,700, against a median household income of $85,518. About 65% of homes are owner-occupied, and the typical home was built around 1992.
Source: U.S. Census Bureau, American Community Survey 2023 5-year.
Frequently asked questions
- Do you need a fence permit in Maricopa County?
- In unincorporated Maricopa County any fence exceeding 1 foot in height requires at least a drainage clearance permit. Fences over 6 feet in height, pool barriers, fences on hillside lots, and retaining walls all require a full building permit and zoning clearance. Applications are submitted through the county Permit Center portal. Any fence over 1 foot in height requires at minimum a drainage clearance permit; fences over 6 feet require a building permit and zoning clearance. Always confirm with the office before starting.
- How much does a fence permit cost in Maricopa County?
- Valuation-based: fence material valued per lineal foot from $3 (barbed wire) to $18 (iron and wood) depending on material, then the Table 1-A fee applies with a $23.50 minimum, per the Summary of the Fee Schedule. See the official fee schedule for current amounts.
- Where do you apply for a fence permit in Maricopa County?
- You can apply through the Maricopa County permit portal or contact the Maricopa County Planning and Development Department directly. The links are listed on this page.
- Can a homeowner pull a fence permit themselves in Maricopa County?
- Under Arizona law (A.R.S. 32-1121(A)(5), (A)(9), (A)(14)(a); 32-1164(A)(2), (B)): Arizona addresses owner-builders through its contractor licensing law rather than through the building code itself. A.R.S. 32-1121(A)(5) exempts property owners who build or improve structures on their own land and do the work themselves, with their own employees, or with duly licensed contractors, as long as the finished structure is for the owner's own occupancy and is not intended for sale or rent. Selling or renting within one year of completion or of the certificate of occupancy is prima facie evidence the project was really undertaken for sale or rent, which defeats the exemption, a rule that functions much like Florida's one-year restriction. The exemption does not waive the underlying permit requirement: several of the chapter's small-job licensing exemptions, including the $1,000 casual-work exemption in A.R.S. 32-1121(A)(14), expressly do not apply whenever the work requires a local building permit, so once a job needs a permit, anyone doing that work for someone else generally must hold an Arizona contractor's license regardless of dollar amount. Acting as a contractor without a license, on permit-required work or otherwise, is a class 1 misdemeanor under A.R.S. 32-1164, carrying a mandatory minimum fine of $1,000 for a first offense and $2,000 for a repeat offense. Confirm how Maricopa County applies this before you apply.
From the Library
What else needs a permit in Maricopa County
Every other permit type we have verified for this jurisdiction, with the rule that applies here.
| Project | Permit needed? | Threshold | Typical fee |
|---|---|---|---|
| Deck Permit | Permit required | Not specified | No deck-specific line item, valuation-based building permit fee under Table 1-A with a... |
| Electrical Permit | Permit required | Not specified | Flat rate by residential service size, $50 for 1-200 amps, $75 for 201-400 amps, $120... |
| HVAC Permit | Permit required | Not specified | Flat fee of $50 for mechanical work under the Minor Self Service flat rate schedule, per... |
| Patio Permit | It depends | attached patio cover or patio enclosure connected to the house requires a building permit; ground-level open patio slab does not | No flat patio fee |
| Plumbing Permit | Permit required | Not specified | Flat fee of $50 to install or replace plumbing equipment, fixtures, or devices under... |
| Pool Permit | Permit required | Not specified | In-ground pools are valued at $200 per perimeter foot with the Table 1-A fee applied to... |
| Roof Replacement Permit | It depends | re-roofing is exempt unless in a wildfire hazard zone or structural changes are involved | No permit or fee for a like-kind reroof using the same material as the original roofing... |
| Shed Permit | It depends | structures under 200 sq ft with no electrical plumbing or mechanical are exempt from a building permit; all others require a permit | Non-habitable accessory buildings are valued as a private garage with the Table 1-A fee... |
| Solar Permit | Permit required | Not specified | Roof-mounted residential solar is printed at $300 ($150 inspection plus $140 plan review... |
Fence Permit in other Arizona localities
Everything above, sourced
Code references
National and state model-code sections the general guidance on this page is drawn from. They are not Maricopa County documents; the office above sets the local rules.
How this fence permit page for Maricopa County was verified. 2 official sources: maricopa.gov, maricopa.gov; fee schedule: official document. Last checked by Mario Bailey, not confirmed with Maricopa County Planning and Development Department. Rules change; confirm before you build. How we verify.
Last checked: Report an error on this page