Affordable accessory dwelling unit

Looking for affordable accessory dwelling unit in Scottsdale, AZ? Call AccessoryDwellingUnit Direct for a contact a provider — no obligation. Licensed adu builders serve Scottsdale 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

Affordability in ADUs usually comes down to smart design choices and efficient use of existing square footage. Opting for standard finishes or building above a garage can help manage your budget more effectively than a custom luxury build. We focus on transparent planning to help you reach your goals. Exact pricing confirmed free on the call.

Frequently asked in Scottsdale

What are the disadvantages of ADUs in Scottsdale?

Potential drawbacks include the initial construction costs and the impact on your existing backyard space. You'll also need to ensure your property meets Scottsdale's specific zoning and setback requirements. However, many homeowners find the added rental income and property value outweigh these considerations.

How much does an ADU cost in Arizona?

The cost of an ADU in Arizona varies significantly based on its size, design, and the materials used. Factors like site preparation, foundation work, and the complexity of utility connections in Scottsdale will affect the overall price. A personalized quote is the best way to determine your project's cost.

What are the rules for ADUs in Arizona?

Arizona has state laws encouraging ADUs, but individual cities like Scottsdale have their own specific ordinances. These typically govern lot size, setback distances, and parking requirements. It's important to consult with your local planning department or a professional to ensure compliance.

Is ADU allowed in Arizona?

Yes, ADUs are permitted in Arizona, with local governments setting the detailed regulations. Scottsdale has specific guidelines in place to help homeowners add these versatile structures. Understanding these local rules is the first step to a successful ADU project.

While there isn't a direct statewide grant program for ADUs in Arizona currently, there might be financing options or local incentives available in Scottsdale. It's worth discussing this when you get your estimate.

What affects the cost of an ADU in Scottsdale?

Also serving nearby: Phoenix · Glendale · Tempe · Mesa · Peoria

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

Service area details

244,394residents

1,328per sq mile

8ZIP codes served

Serving all of Scottsdale — population 244,394; about 1,328 residents per square mile across 184.0 sq mi. ZIP codes covered include 85250, 85251, 85252, 85254, 85255, 85256, 85257, 85258.

Neighborhoods served in Scottsdale: Old Town Scottsdale, McCormick Ranch, Gainey Ranch, Kierland, North Scottsdale — and every surrounding area.