Accessory Dwellings UnlimitedAustin Texasdesign + build
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  • Austin, TX
    Local design + build
  • Custom & Predesigned
    Pick a plan or customize
  • 293+ plans
    Pre-designed catalog
  • All Builds Warrantied
    Standard on every build

What we've built — and the plan behind it

These completed projects pair with the plan from our catalog you can build from.

The Abstract / Cedar Park
The Abstract / Cedar Park
Cedar Park, TX
Recent build
The Abstract — floor plan
Based on plan
The Abstract

How it works

Four steps from first conversation to keys in hand.

  1. Talk

    Tell us about your lot. We sketch what fits.

  2. Design

    Pick a plan or customize. Iterate until it feels right.

  3. Permit

    We handle the city paperwork.

  4. Build

    Construction, inspections, keys in hand.

What could you build?

Rental income, family space, a garage conversion, a quiet office — we design and build for how you’ll actually use it.

Not sure what your lot allows?

Common questions

A few of the things people ask most before they reach out.

  • How long does it take to build?

    We're still gathering data points on how quickly we can build adus, but on average 6-9 months.

  • Can I use an ADU as a separate rental property?

    Absolutely. This is one of the best and most encouraged uses of ADUs. One of ADU's goals is to build units quickly and inexpensively enough so that they can be rented at or below market rate, thus helping to curb spiking rental rates.

  • Can I use a home equity loan to build an ADU?

    Yes! Provided you have enough equity to cover at least 80% of the total cost.

  • How much should I budget for my ADU build?

    Many factors dictate the final cost such as unique site conditions, utility availability and the cost of potential upgrades, and other factors external to the build of the unit itself. We tell our clients a great starting point is $325/sf, plus or minus 5%. So, if your budget is $200,000, we would recommend a unit between 585-645sf. This number represents design through construction, so it is inclusive of all work required to obtain a Certificate of Occupancy. The price can go up or down from there, but it is a good starting point for setting budget and unit size expectations.

  • Does your ADU service include design/build or construction management services?

    Because ADU is a design-build company we can offer services from concept to keys. Wherever you are in the process - whether it be in the design phase or whether your project is permitted and ready for construction - ADU can help you reach your goals with your ADU build.

Ready to talk through your build?

Tell us about your lot and we'll be in touch — no obligation.