Retaining Walls: Goodyear vs Mesa
How do retaining walls rules compare between Goodyear, AZ and Mesa, AZ?
Goodyear and Mesa have similar restriction levels.
Goodyear, AZ
Maricopa County
Retaining walls in Goodyear require permits when exceeding height thresholds. Walls over 4 feet of exposed height generally require engineered plans. The flat terrain means retaining walls are less common but used along washes and grade changes.
View full Goodyear rules →Mesa, AZ
Maricopa County
Mesa requires building permits for retaining walls over 4 feet in height including the surcharge. Retaining walls combined with fences on top have cumulative height calculations under the building code.
View full Mesa rules →Key Facts Comparison
| Fact | Goodyear | Mesa |
|---|---|---|
| Permit Threshold | Required for walls exceeding height limits | - |
| Engineering | Required for walls over 4 ft exposed | - |
| Drainage | Must not redirect to neighbors | - |
| Topic | Retaining Walls | - |
| Permit Trigger | - | Over 4 feet high |
| Engineering Required | - | For walls over 4 feet |
| Fence Combo | - | Cumulative height applies |
| Code Reference | - | Title 4, Building Regulations |
Highlighted rows indicate differences between cities.
Goodyear FAQ
Do I need a permit for a retaining wall in Goodyear?
Walls exceeding height thresholds require permits. Walls over 4 feet typically need engineered plans.
Are retaining walls common in Goodyear?
Less common due to flat terrain, but used along washes and between lots at different elevations.
Mesa FAQ
Do I need a permit for a retaining wall in Mesa?
Yes, if the retaining wall exceeds 4 feet in height including surcharge. Engineered plans are required for the permit application.
Can I put a fence on top of a retaining wall in Mesa?
Yes, but the combined height of the retaining wall and fence is regulated. Check with Mesa Development Services for the maximum allowed height in your zoning district.
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