ADU builder · Dallas, TX

Backyard homes for Dallas, from zoning approval to keys.

Detached ADUs, garage conversions, attached units and garage apartments. In Dallas, most ADUs need city approval before a permit, so we start there. Licensed and insured.

Check my lot
Small backyard home (ADU): A rendering of a house in the middle of a park
Compact kitchen: A kitchen with a sink, stove, microwave and toaster oven
Detached garage

How much does an ADU cost in Dallas?

As of October 2026, Angi puts a garage-to-ADU conversion at roughly $58,000 to $173,000 nationally, and one 2026 Texas guide built on RSMeans data estimates a 600 sq ft detached unit in Dallas at about $80,000 to $166,000 before permits. Zoning approval, utility work and finishes come on top.

After a site visit you get a written, itemized quote. Read the full Dallas ADU cost guide.

What types of ADUs do we build?

Detached ADUA one-story home of its own in the backyard. Garage conversionAn existing garage rebuilt inside as living space. Attached ADUA suite added onto the house with a private door. Garage apartmentLiving space over a garage, often on an alley.

Every project includes ADU design and permits, including the Board of Adjustment or overlay step Dallas requires. Are ADUs allowed in Dallas?

How does a Dallas ADU project work?

  1. Step 1Lot checkZoning district, overlay status and HOA rules for your address.
  2. Step 2Approval pathAn overlay, a special exception, or a suburb's own process.
  3. Step 3Design and permitPlans, engineering and building permit review.
  4. Step 4BuildConstruction, inspections and final approval.

Read every step of our process.

Which areas do we serve?

The City of Dallas and four neighboring cities. Their ADU rules range from allowed with a building permit to not allowed at all.

PlanoBackyard cottages allowed on many single-family lots since 2019.ADUs in Plano RichardsonZoning that does not list a second dwelling as a permitted use.ADUs in Richardson IrvingA unified development code where your district decides.ADUs in Irving GarlandA code section for ADUs, with size tied to the main house.ADUs in Garland

All service areas, including the City of Dallas.

Will your lot qualify for an ADU?

Send the address and we'll check zoning, approval path and setbacks before any design. We serve Dallas, Plano, Richardson, Irving and Garland.

Have more ADU questions?

How much does an ADU cost in Dallas? Are ADUs allowed in Dallas? How do I get a special exception for an ADU in Dallas? Can I rent out my ADU in Dallas? How much rent can an ADU make in Dallas? Can an HOA block an ADU in Texas?