Top ADU Contractors in Houston (2026)

Vetted professionals specializing in custom builds, prefabs, and garage conversions. Average Houston costs range around $230,000.

Get 3 free quotes from verified Houston ADU builders

We pre-screen Houston ADU contractors for licensing, insurance, and ADU-specific experience. Match request takes 60 seconds.

Get 3 free quotes from vetted Houston ADU builders

No spam. No obligation. Avg response time: 1 business day.

Step 1: ProjectStep 2: Contact
4001,500

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How We Select Contractors

Verified Licenses & Insurance
Specialized ADU Experience
Positive Local Reviews

Featured Houston ADU Builders

Houston Construction Pro

10 Years in Business
Design-Build

Full-service ADU builder experienced with Houston's unique no-zoning environment and deed restriction navigation.

Price: $160k–$280k Houston

Maxable

8 Years in Business
Prefab / Expert Network

ADU marketplace connecting Houston homeowners with vetted builders. Handles feasibility and permitting.

Price: $150k–$300k Houston

Millbrook Construction Co.

15 Years in Business
Custom Builds

Custom builder with flood zone expertise and elevated foundation engineering for Houston's clay soils.

Price: $180k–$320k Houston

New Tradition Builders

18 Years in Business
Luxury ADU

Premium builder experienced with deed restrictions, HOA requirements, and high-end ADU finishes.

Price: $220k–$380k Houston

Aztec Design and Build

12 Years in Business
Garage Conversions

Garage-to-ADU conversion specialists with experience in Houston's humidity management and HVAC requirements.

Price: $70k–$140k Houston

Texas Garage Conversions

7 Years in Business
Conversions

Budget-friendly conversions with full permitting, insulation upgrades, and mini-split HVAC installation.

Price: $60k–$130k Houston

Get 3 free quotes from verified Houston ADU builders

We pre-screen Houston ADU contractors for licensing, insurance, and ADU-specific experience. Match request takes 60 seconds.

Get 3 free quotes from vetted Houston ADU builders

No spam. No obligation. Avg response time: 1 business day.

Step 1: ProjectStep 2: Contact
4001,500

We never sell your data. You control which builders contact you.

ADU Contractor Red Flags

  • Requires more than 10% down payment upfront
  • Doesn't handle the permitting process
  • Gives an estimate without seeing the property
  • Lacks specific ADU portfolio (just general remodeling)
  • Pressures you to sign immediately

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Get 3 free quotes from verified Houston ADU builders

We pre-screen Houston ADU contractors for licensing, insurance, and ADU-specific experience. Match request takes 60 seconds.

Get 3 free quotes from vetted Houston ADU builders

No spam. No obligation. Avg response time: 1 business day.

Step 1: ProjectStep 2: Contact
4001,500

We never sell your data. You control which builders contact you.