Building Setbacks & Zoning in Dallas County, TX (2026)

3 county-level rules, plus city-specific rules for 9 cities in Dallas County, Texas.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Dallas County. If you live within an incorporated city, that city's own rules apply — see the city list below.

Setback Rules

No county building setback requirements. Texas counties cannot zone or impose setbacks. Only septic setbacks (TCEQ), floodplain regulations (Court Order 2019-0322), and deed restrictions may impose setbacks.

Unincorporated Dallas County Setback Rules

Few Restrictions

Full ordinance details →Official source ↗

Structure Height Limits

No county building height limits. Texas counties cannot zone or impose height restrictions. FAA notification required for structures over 200 feet. HOA/deed restrictions may impose limits.

Unincorporated Dallas County Structure Height Limits

Few Restrictions

Full ordinance details →Official source ↗

Lot Coverage Limits

No county lot coverage or impervious surface limits. Texas counties cannot set coverage ratios. Floodplain regulations and septic requirements may limit development intensity.