Accessory dwelling unit permit cost

Looking for accessory dwelling unit permit cost in Salt Lake City, UT? Call AccessoryDwellingUnit Solutions for a contact a provider — no obligation. Licensed adu builders serve Salt Lake City 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 several moving parts that shape your total budget. The biggest factor is whether you choose a prefabricated unit or a custom build on-site. Site preparation is also significant; if your land requires extensive grading, utility trenching, or foundation work, costs will climb. Your choice of finishes—like kitchen cabinetry, flooring, and siding materials—also shifts the bottom line. We help you navigate these variables to find a setup that fits your property. Exact pricing confirmed free on the call.

About this service

Permitting is a necessary step that varies significantly depending on your local city or county regulations. These fees often cover zoning reviews, impact assessments, and building inspections. Because every jurisdiction has different fee structures, these costs fluctuate based on where your property is located. We help you navigate these requirements during the planning phase to ensure everything is handled correctly. Exact pricing confirmed free on the call.

Frequently asked in Salt Lake City

What are the disadvantages of ADUs in Salt Lake City?

Potential disadvantages include increased utility consumption and the need for adequate parking, which Salt Lake City ordinances address. Consideration should also be given to how an ADU might affect your existing yard space and the overall property aesthetic. A professional consultation will cover these aspects.

How much does an ADU cost in Utah?

What are the rules for ADUs in Utah?

Utah has state-level guidance for ADUs, but cities like Salt Lake City implement their own specific zoning and building codes. These local regulations often determine setbacks, height limits, and lot coverage. Working with experienced pros ensures your project complies with all city requirements.

Is an ADU allowed in Salt Lake City, Utah?

Yes, Salt Lake City permits accessory dwelling units, provided they meet the city's established zoning and building codes. These regulations are designed to ensure ADUs integrate harmoniously with existing neighborhoods. The pros will guide you through the approval process.

What is the permit cost for an ADU in Salt Lake City?

Permit costs in Salt Lake City are typically based on the project's estimated value and scope, covering plan review and inspections. These fees are essential for legal construction. A professional can provide an estimate that includes these necessary municipal expenses.

What about grants for ADUs in Utah?

While widespread grant programs for ADUs in Utah are not common, it's always beneficial to consult with local building professionals. They may be aware of any current city-specific incentives or programs that could apply to your Salt Lake City ADU project.

Also serving nearby: West Valley City · West Jordan · Sandy · Lehi · Orem

All cities in Utah →

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

Service area details

209,593residents

1,890per sq mile

8ZIP codes served

Serving all of Salt Lake City — population 209,593; about 1,890 residents per square mile across 110.9 sq mi. ZIP codes covered include 84101, 84102, 84103, 84104, 84105, 84106, 84107, 84108.

Neighborhoods served in Salt Lake City: Downtown, Sugar House, The Avenues, Capitol Hill, East Bench, Westminster — and every surrounding area.