Accessory dwelling unit companies

Looking for accessory dwelling unit companies in Glendale, AZ? Call AccessoryDwellingUnit Direct for a contact a provider — no obligation. Licensed adu builders serve Glendale 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 variables that shift your total investment. The footprint size and complexity of the architectural design are primary factors. Are you planning a detached unit that requires new utility trenching, or is this a garage conversion that uses existing plumbing? Site accessibility, soil conditions, and your choice of finishes—like luxury flooring versus standard options—also play significant roles. Permitting fees vary widely depending on your local municipality and current zoning requirements. Exact pricing confirmed free on the call.

About this service

ADU companies provide end-to-end solutions, often integrating design, permitting, and construction under one roof. You need to engage a company when you want a streamlined experience and want to avoid the stress of hiring separate architects and builders. These companies handle the coordination of the entire project, ensuring that every phase of development transitions smoothly while keeping you updated on the progress and budget status of your new unit.

Frequently asked in Glendale

What are the disadvantages of ADUs in Glendale?

Potential disadvantages in Glendale might include navigating specific zoning requirements related to lot size or ensuring adequate water and energy efficiency for a new unit in the desert climate. Some homeowners might consider the upfront construction costs. However, the benefits of additional rental income or flexible living space are often considerable. We can help you weigh these factors.

How much does an ADU cost in Arizona?

The cost of an ADU in Arizona can vary significantly based on its size, the materials used, and the complexity of construction. Factors like site preparation, foundation needs, and the specific utility hookups required for your Glendale property will greatly influence the price. A personalized quote will provide the most accurate estimate for your project.

Are ADUs allowed in Glendale?

What are the rules for ADUs in Arizona?

ADU rules in Arizona are primarily determined at the local city or county level, including in Glendale. You'll need to adhere to Glendale's specific zoning and building codes, which often address setbacks, maximum square footage, and occupancy limits. We ensure you speak with experts familiar with these details.

What's involved in building an ADU in Glendale?

Also serving nearby: Phoenix · Surprise · Avondale · Tempe · Peoria

All cities in Arizona →

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

Service area details

253,855residents

3,781per sq mile

8ZIP codes served

Serving all of Glendale — population 253,855; about 3,781 residents per square mile across 67.1 sq mi. ZIP codes covered include 85301, 85302, 85303, 85304, 85305, 85306, 85307, 85308.

Neighborhoods served in Glendale: Arrowhead Ranch, Downtown Glendale, Palm Glen, North Glendale, South Glendale, Cactus Corridor — and every surrounding area.