4 Best ADU Builders in Tucson, Arizona
Verified ADU contractors and builders in Tucson, AZ
Showing 1–4 of 4 listings
Arizona Building Contractors, LLC
We specialize in transforming Tucson garages into functional living spaces, bedrooms, home offices, and studios tailored to your needs. Our experienced team handles every aspect of the conversion process, from design and permitting to construction and finishing touches.
CactusNectar LLC
CactusNectar LLC is a bonded and licensed residential general contractor serving Phoenix, Tucson, and surrounding areas. The company provides residential construction services for homeowners and investors, including home additions, bathroom remodeling, kitchen remodeling, casitas (guest houses/ADUs), and custom home construction, with a focus on high-end features and refined finishes.
Complete ADU Builders
Specializing in accessory dwelling unit construction throughout Tucson, this experienced contractor helps homeowners add guest houses, rental units, and multi-generational living spaces to their properties. From design consultation through final inspection, they manage all aspects of ADU building to maximize your home's value and flexibility.
Tiny Homes of Tucson
Unlock your property’s potential in the greater Tucson region with a custom detached ADU, designed and built by a licensed and experienced detached ADU Builder in Tucson and Pima County. Our team delivers detached ADUs that offer privacy, style, and lasting value for local homeowners.
Frequently Asked Questions — ADU Builders in Tucson
How much does it cost to hire an ADU builder in Tucson?
ADU construction costs in Tucson, Arizona vary widely depending on size, type, and site conditions. Detached ADUs typically range from $150,000–$400,000+, while garage conversions and attached ADUs can be more affordable. Contact multiple builders in Tucson to get accurate quotes for your specific project.
How long does it take to build an ADU in Tucson?
In Tucson, the ADU construction timeline typically ranges from 6 to 18 months from permit application to move-in. Permitting alone can take 2–6 months depending on Arizona local regulations. Prefab and modular ADUs often have faster timelines than site-built units.
Do I need a permit to build an ADU in Tucson?
Yes, a building permit is required for ADU construction in Tucson, Arizona. Your ADU builder will typically handle the permit application as part of their service. Arizona has adopted streamlined ADU permitting laws in recent years, which may reduce wait times.
What types of ADUs can be built in Tucson?
Common ADU types in Tucson include detached ADUs (backyard cottages), attached ADUs, garage conversions, basement conversions, and prefab/modular ADUs. The best type for your property depends on lot size, zoning, and budget. A local Tucson ADU builder can advise on what's allowed on your specific parcel.