Why Texas is an ADU market worth owning.
The law, the search demand and the ad costs for Texas, with a source under every number.
Fig. 1 · The law
Texas ADU law in 2026
- No statewide ADU law. Each city sets its own rules
- SB 673, a statewide ADU bill, passed the Senate in 2025 and stalled in the House
- Austin: up to three units on single family lots of 5,750 square feet or more (HOME rules)
- Houston: a detached second unit up to 1,500 square feet, raised from 900 in November 2023
- San Antonio: one detached ADU in the rear yard, owner on site
- Dallas: mostly not allowed by right. Needs an overlay or special exception
Texas is a city by city market. Austin and Houston are wide open. Know your city rules and you are ahead of most builders.
Sources: VanPlex, Texas ADU laws 2026 · Texas Tribune
Fig. 2 · The proof it's real
$15.95
What builders pay Google for one click on "adu austin tx".
Austin has the priciest ADU keywords we found in Texas. That is what demand looks like.
Source: SearchAtlas, Oct 2026
Fig. 3 · Google cost per click, Texas
What Texas builders pay Google for one click
$15.95adu austin tx
$15.85adu builders austin
$15.61austin adu
That's one click. Not a call. We reach Texas homeowners on Facebook and Instagram before they ever search.
Source: SearchAtlas, average cost per click, Oct 2026
Fig. 4 · Monthly Google searches
ADU search demand in Texas
accessory dwelling unit houston30
Austin leads by a mile. Houston and the rest of the state are early.
Source: SearchAtlas keyword data, US monthly searches, Oct 2026
Fig. 6 · Fit check
Who we work with in Texas
- Custom home builders ready to add ADUs as a service line
- Remodelers who want bigger tickets than kitchen and bath jobs
- GCs with a crew and subs that can handle a 400 to 1,200 square foot build
- ADU builders in Austin, Houston, San Antonio and Dallas who want more volume
Never built one but you've got the license, the crew and the subs? You're who we want to talk to.
Fig. 7 · Questions
Texas ADU marketing FAQ
Are ADUs legal in Texas?
It depends on the city. Texas has no statewide ADU law as of 2026. Austin allows up to three units on many single family lots, Houston allows a detached second unit up to 1,500 square feet, and San Antonio allows one rear yard ADU with the owner on site. Dallas mostly does not allow them by right.
How many people search for ADUs in Texas?
About 504 searches a month across the ADU keywords we track for Texas, led by "austin adu" at 170 a month (SearchAtlas, October 2026). Most of that demand is in Austin, Houston, San Antonio and Dallas.
How does Maverix market ADU builders in Texas?
We run Meta ads to homeowners in your service area, our call rep screens every lead for ownership, budget, financing and timeline, and the ready ones get booked on your calendar. One ADU builder per market. You pay ad spend straight to Meta.
Other markets
ADU marketing in other states
Austin and Houston opened the door to ADUs. The builders who get in front of homeowners now are the ones they call.