ADU Rules: Dallas vs Irving
How do adu rules rules compare between Dallas, TX and Irving, TX?
Irving has fewer restrictions than Dallas.
Dallas, TX
Dallas County
Dallas requires an Accessory Dwelling Unit Overlay (ADUO) for ADU construction under Section 51A-4.510. ADUs are not permitted by right in most residential areas. Neighborhoods must apply to create an overlay allowing ADUs.
View full Dallas rules →Irving, TX
Dallas County
Irving's UDC permits ADUs in certain residential zones. Texas SB 1412 (2023) expanded ADU rights statewide. Local zoning districts determine where ADUs are allowed.
View full Irving rules →Key Facts Comparison
| Fact | Dallas | Irving |
|---|---|---|
| By Right | Not allowed in most areas | - |
| Overlay Required | ADUO under §51A-4.510 | - |
| Min Neighborhood Size | 50 single family structures | - |
| Parking Exemption | Within 1,200 ft of DART stop | - |
| Permitted | - | In certain residential zones |
| State Law | - | TX SB 1412 (2023) expands rights |
| Building Permit | - | Required |
| Standards | - | Must meet lot coverage, setbacks, size limits |
| Check Eligibility | - | Planning Dept. (972) 721-2424 |
Highlighted rows indicate differences between cities.
Dallas FAQ
Can I build an ADU in Dallas?
Only if your neighborhood has an approved Accessory Dwelling Unit Overlay. ADUs are not permitted by right in most residential areas.
How do I get an ADU overlay for my neighborhood?
Neighborhoods must apply to the city to create an ADUO. The area must contain at least 50 single family structures and community support is required.
Irving FAQ
Can I build an ADU in Irving?
ADUs are permitted in certain residential zones. Texas SB 1412 expanded ADU rights statewide. Contact Planning at (972) 721-2424 to check your property.
What are the size limits for an ADU?
Size limits depend on your zoning district, lot size, and lot coverage maximums. A building permit is required.
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