Accessory dwelling unit companies

Looking for accessory dwelling unit companies in Houston, TX? Call AccessoryDwellingUnit Solutions for a contact a provider — no obligation. Licensed adu builders serve Houston and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

What affects the price

Building an ADU involves several moving parts that shape your total budget. The biggest factor is whether you choose a prefabricated unit or a custom build on-site. Site preparation is also significant; if your land requires extensive grading, utility trenching, or foundation work, costs will climb. Your choice of finishes—like kitchen cabinetry, flooring, and siding materials—also shifts the bottom line. We help you navigate these variables to find a setup that fits your property. Exact pricing confirmed free on the call.

About this service

ADU companies offer end-to-end solutions, often handling everything from the first sketch to the final walk-through. You need these companies if you prefer a streamlined experience where one firm takes responsibility for design, permitting, and construction. They are ideal for homeowners who want to minimize the stress of managing multiple vendors and prefer a turnkey approach to adding a secondary residence to their property.

Frequently asked in Houston

What are the disadvantages of ADUs in Houston?

In Houston, potential disadvantages of ADUs are generally minimal due to the city's flexible zoning. However, you might consider utility capacity and ensuring adequate drainage for a new structure. It's always good practice to assess these site-specific factors.

How much does an ADU cost in Houston?

The cost of an ADU in Houston can range widely depending on the size, complexity, and finishing touches you choose. Factors such as foundation requirements, plumbing, and electrical work will significantly impact the final price. A personalized quote will give you the most accurate cost.

What are the rules for ADUs in Houston?

Houston has relatively straightforward rules for ADUs, often permitting them as an accessory use in most residential zoning districts. Key considerations include lot coverage and ensuring the ADU is subordinate to the main house. Compliance with these rules is essential for approval.

Is an ADU allowed in Houston?

Yes, Accessory Dwelling Units are permitted in Houston. The city's zoning ordinances generally allow ADUs, making them a popular option for homeowners looking to add rental income or living space. It’s important to confirm your property's specific zoning and any associated requirements.

What are the rules for ADU in Texas?

Texas state law provides a general framework for ADUs, but specific regulations are often determined at the local level, including in Houston. Cities can set their own rules regarding size, placement, and permits. Always consult Houston's municipal code for precise requirements.

Also serving nearby: Pasadena · Pearland · Sugar Land · League City · Conroe

All cities in Texas →

More on this: HUD ADU resources — ADU policy and financing research.

Service area details

2,314,157residents

3,612per sq mile

8ZIP codes served

Serving all of Houston — population 2,314,157; about 3,612 residents per square mile across 640.6 sq mi. ZIP codes covered include 77001, 77002, 77003, 77004, 77005, 77006, 77007, 77008.

Neighborhoods served in Houston: The Heights, Montrose, River Oaks, Midtown, Spring Branch, Museum District — and every surrounding area.