ADU Contractor · Phoenix, AZ

Phoenix ADU Construction: Built for Desert Living

We design and construct detached and attached ADUs in Phoenix, providing durable, code-compliant spaces that enhance your property value.

Get a Free Quote 623-526-7427
Licensed & Insured
For Your Protection
Free Site Consults
No-Obligation Assessment
Phoenix Local
Deep Area Knowledge
Permit Experts
Navigating City Codes
ADU Contractor Experts

Building ADUs for Phoenix Homeowners

Phoenix ADU Solutions, Inc. specializes in crafting accessory dwelling units that integrate seamlessly into your property and withstand the unique demands of the Sonoran Desert. We understand that an ADU is a significant investment, which is why our process begins with a thorough site analysis, evaluating everything from soil composition – crucial for proper foundation design in our expansive clay soils – to existing utility access. We prioritize robust construction methods, like using advanced insulation systems with high R-values to manage Phoenix's intense summer heat, because energy efficiency is not just a comfort, it's a necessity here. Our builds incorporate materials specifically chosen for their longevity in this climate, such as stucco systems with elastomeric coatings that resist cracking and fading under constant UV exposure. From initial design to final inspection, we manage every detail, ensuring your new ADU meets all city of Phoenix zoning ordinances and building codes, which means a smooth permitting process and a structure built to last.

623-526-7427

Get a Free Quote

Tell us about your project and we'll be in touch within 24 hours.

What We Do

Our ADU Contractor Services

01
Attached ADU

Attached ADU

An attached ADU integrates directly with your existing Phoenix home, sharing a wall and often utilities. This design offers a cost-effective way to add living space, increasing property value and providing flexible housing options.

VIEW SERVICE →
02
Detached ADU

Detached ADU

A detached ADU is a standalone structure built separately from your main house, providing independent living space. This option offers maximum privacy and flexibility for rental income or multi-generational living.

VIEW SERVICE →
03
Garage Conversion

Garage Conversion

A garage conversion transforms an existing garage structure into a fully functional living space, adding square footage and value to your Phoenix property. This process involves structural modifications, utility extensions, and interior finishing to create a new bedroom, office, or rental unit.

VIEW SERVICE →
04
ADU Permitting

ADU Permitting

We manage the entire ADU permitting process, from initial application to final approval, ensuring all Phoenix zoning and building codes are met. This service removes the complexity and potential delays often associated with navigating municipal regulations for your ADU project.

VIEW SERVICE →
05
ADU Design

ADU Design

ADU design services include comprehensive architectural plans, structural engineering considerations, and material specifications tailored for your property. We create functional, code-compliant designs that maximize your property's potential and align with Phoenix's unique climate demands.

VIEW SERVICE →
06
ADU Engineering

ADU Engineering

ADU engineering involves the structural and civil design necessary to ensure your accessory dwelling unit is safe, compliant, and buildable. This critical phase translates architectural plans into detailed technical specifications for construction.

VIEW SERVICE →
07
ADU Financing

ADU Financing

We connect Phoenix homeowners with specialized financing options for their Accessory Dwelling Unit projects, covering everything from design to construction. This ensures your ADU build can proceed smoothly without upfront capital constraints.

VIEW SERVICE →
08
ADU Construction Management

ADU Construction Management

ADU Construction Management oversees your entire accessory dwelling unit project from groundbreaking to final inspection, coordinating all trades and ensuring adherence to the build schedule. This service streamlines the complex build process, delivering your ADU on time and within budget, ready for occupancy.

VIEW SERVICE →
09
Junior ADU (JADU)

Junior ADU (JADU)

A Junior ADU (JADU) involves converting an existing bedroom or living space within a primary residence into a self-contained unit, typically including a kitchenette and separate entrance. This conversion provides an efficient way to add valuable living space and potential rental income to your Phoenix property without expanding the building footprint.

VIEW SERVICE →
10
ADU Site Assessment

ADU Site Assessment

Our ADU Site Assessment service provides a detailed analysis of your Phoenix property's suitability for an Accessory Dwelling Unit, covering zoning, utilities, and site-specific challenges. This initial evaluation gives you a clear roadmap and cost considerations before any design or construction work begins.

VIEW SERVICE →

Phoenix's Local ADU Contractor Experts

Phoenix ADU Solutions, Inc. is proud to serve Phoenix, AZ and the surrounding communities. Our reputation is built on honest work, clear communication, and results that hold up over time.

Facebook
5/5 Customer Rating Google
5/5 Customer Rating LinkedIn
5/5 Customer Rating
FAQ

Frequently Asked Questions

An ADU, or Accessory Dwelling Unit, is a secondary housing unit on a single-family residential lot. In Phoenix, you can build detached ADUs (separate structures), attached ADUs (additions to the main house), or convert existing spaces like garages into ADUs. The city's zoning ordinance, specifically Section 604, outlines the specific requirements for setbacks, height limits, and lot coverage, which means every project starts with a careful review of your property's specific zoning overlay to ensure compliance.
Building an ADU in Phoenix typically takes 6 to 12 months from initial design to final inspection, depending on the complexity and size of the unit. The permitting phase with the City of Phoenix Planning and Development Department can take 2-4 months alone, because detailed plans and engineering reviews are required to ensure structural integrity and code adherence. Construction itself usually spans 3-6 months, influenced by material availability and weather conditions, especially during our monsoon season.
The common challenges when building an ADU in Phoenix's climate include managing extreme heat, intense UV exposure, and expansive clay soils. We address heat by specifying high-performance insulation, low-E windows, and proper attic ventilation to reduce cooling loads, which means lower energy bills for the homeowner. UV exposure necessitates durable exterior finishes like elastomeric stucco or fiber cement siding. Expansive soils require engineered foundations, often post-tensioned slabs or deep footings, to prevent movement and cracking, because soil stability is paramount for long-term structural integrity.
The typical costs associated with ADU construction in Phoenix generally range from $150,000 to $350,000+, depending on size, finishes, and site-specific conditions. This includes design fees, permitting fees, utility connections (which can vary significantly based on distance to existing lines), foundation work, framing, roofing, electrical, plumbing, HVAC, and interior/exterior finishes. We provide a detailed cost breakdown after a thorough site assessment and preliminary design, because understanding every line item is crucial for budget planning.
Yes, your ADU in Phoenix will need to be connected to existing utilities, including water, sewer, electricity, and potentially gas. This involves trenching to extend lines from the main house or street to the ADU, which requires coordination with local utility providers like SRP or APS for electrical, and the City of Phoenix Water Services Department for water and sewer. We handle all utility coordination and trenching, ensuring proper sizing of lines and adherence to all setback requirements and connection codes, because undersized or improperly installed utilities can lead to costly future repairs and inspections.

Proudly Serving Phoenix and the Surrounding Area

From Phoenix to the surrounding communities, we bring the same level of care and craftsmanship to every job — whether it's a quick repair or a full project.

Get Started Today

Start Your Phoenix ADU Journey Today

Contact us for a free site consultation and detailed project estimate.

Get Your Free Quote 623-526-7427