Building Setbacks & Zoning in Dallas, TX (2026)
3 verified building setbacks & zoning rules for Dallas, Texas, sourced directly from the municipal code and official government pages.
Verified from official government sources
Setback Rules
Dallas Development Code Chapter 51A establishes setback requirements that vary by zoning district. Common residential setbacks include a 25-foot front yard and 5-foot side yards for duplex districts. Sec. 51A-4.402 governs minimum side yards. Accessory structures in the rear 30% of the lot may have reduced setbacks. Setbacks may be modified by platted building lines, planned development districts, or Board of Adjustment variances. Each zoning district (R-5(A), R-7.5(A), R-10(A), etc.) has specific dimensional standards.
Dallas Property Setback Requirements
Heavy RestrictionsStructure Height Limits
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.
Dallas Structure Height Limits
Heavy RestrictionsLot Coverage Limits
Dallas Development Code Chapter 51A establishes lot coverage maximums that vary by zoning district. Sec. 51A-4.217 limits accessory outside storage to 5% of lot area. Accessory structures in R-7.5(A) zoning cannot exceed 25% of the main structure's floor area. Maximum impervious surface coverage varies by district and affects stormwater management requirements. Lot coverage standards ensure adequate open space, drainage, and compatibility with surrounding development.
Dallas Maximum Lot Coverage Limits
Heavy RestrictionsLooking for Dallas County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Dallas city rules.
Building Setbacks & Zoning in Dallas County →