Structure Height Limits: Gilbert vs Phoenix
How do structure height limits rules compare between Gilbert, AZ and Phoenix, AZ?
Gilbert and Phoenix have similar restriction levels.
Gilbert, AZ
Maricopa County
Gilbert's Land Development Code sets maximum building heights by zoning district. Single-family residential districts generally limit structures to 30 feet or 2 stories. The Heritage District and commercial areas may allow greater heights. Building height is measured from finished grade to the highest point of the roof. HOAs may impose additional restrictions.
View full Gilbert rules →Phoenix, AZ
Maricopa County
Phoenix Zoning Ordinance Section 701 sets height limits by district. Most single-family residential districts (R1-6 through R1-10) have a 30-foot maximum. Multi-family and commercial zones allow greater heights. Development adjacent to lower height zones must provide step-backs, with setbacks increased by 10 feet for portions exceeding the adjacent zone's limit.
View full Phoenix rules →Key Facts Comparison
| Fact | Gilbert | Phoenix |
|---|---|---|
| Single-Family | Generally 30 feet / 2 stories | 30 ft max in most R-1 districts |
| Heritage District | Different standards may apply | - |
| Measurement | Finished grade to roof peak | - |
| HOA Rules | May impose additional restrictions | - |
| Code Reference | Gilbert Land Development Code | - |
| Zoning Section | - | Phoenix Zoning Ordinance §701 |
| ADU (in setback) | - | 15 ft max |
| Transition Rule | - | +10 ft setback for height above adjacent zone |
| 100% Coverage | - | Setbacks may be reduced per DRC approval |
Highlighted rows indicate differences between cities.
Gilbert FAQ
How tall can I build in Gilbert?
Single-family residential areas generally have a 30-foot or 2-story limit. Commercial and mixed-use areas may allow greater heights.
Does my HOA affect building height in Gilbert?
Many Gilbert HOAs have specific height and style requirements that may be more restrictive than the town code. Check your CC&Rs.
Phoenix FAQ
How tall can I build in a residential zone?
Most single-family residential districts (R1-6, R1-8, R1-10) have a 30-foot maximum height limit. Detached ADUs in required setback areas are limited to 15 feet unless a use permit for greater height is obtained.
What is the height transition rule?
When new development is adjacent to a lower height zone, the minimum setback must increase by 10 feet for building portions taller than the adjacent zone's maximum height. This ensures building separation and air/light circulation.
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