Structure Height Limits: Dallas vs Mesquite
How do structure height limits rules compare between Dallas, TX and Mesquite, TX?
Mesquite has fewer restrictions than Dallas.
Dallas, TX
Dallas County
Dallas Development Code Chapter 51A sets building height limits that vary by zoning district. Residential districts typically limit structures to 36 feet or 2.5 stories. The code measures height from grade to the highest point of the roof. Accessory dwelling units under 15 feet in the rear 30% of a lot get reduced setbacks; those 15 feet or taller must meet base zoning setbacks under Sec. 51A-4.510. Height variances require Board of Adjustment approval.
View full Dallas rules →Mesquite, TX
Dallas County
The maximum height in Mesquite A districts is 35 feet, measured from the lowest level of fire department vehicle access to the top plate of the uppermost story.
View full Mesquite rules →Key Facts Comparison
| Fact | Dallas | Mesquite |
|---|---|---|
| Code Section | Ch. 51A, Div. 51A-4.100 et seq. | - |
| Typical Residential | 36 ft / 2.5 stories | - |
| ADU Threshold | 15 ft triggers full setback requirements | - |
| Measurement | Grade to highest roof point | FD access to top plate |
| Variances | Board of Adjustment approval required | Board of Adjustment |
| Residential (A district) | - | 35 feet max |
| Code | - | Zoning Ord. Appendix C |
Highlighted rows indicate differences between cities.
Dallas FAQ
How tall can I build in Dallas?
Height limits vary by zoning district. Typical residential districts allow up to 36 feet or 2.5 stories. Check your specific zoning under Chapter 51A for exact limits.
How is building height measured in Dallas?
Height is measured from grade to the highest point of the roof. Specific measurement rules vary by roof type and zoning district under the Development Code.
Mesquite FAQ
How tall can I build in Mesquite?
Residential A districts allow up to 35 feet measured from fire department access to the top plate. Other districts vary.
What about chimneys and antennas?
Architectural features and non-habitable projections may exceed the height limit as exceptions under the zoning ordinance.
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