Affordable accessory dwelling unit

Looking for affordable accessory dwelling unit in Denver, CO? Call AccessoryDwellingUnit Solutions for a contact a provider — no obligation. Licensed adu builders serve Denver 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

Building an affordable unit often comes down to choosing efficient designs and pre-planned layouts rather than full custom builds. By simplifying utility connections and minimizing complex excavation, you can keep your project within a reasonable budget. While we aim to make the process accessible, the final bill depends on your specific site conditions. Exact pricing confirmed free on the call.

Frequently asked in Denver

What are the disadvantages of ADUs in Denver?

How much does an ADU cost in Denver?

What are the rules for ADUs in Denver?

Denver has specific zoning ordinances for ADUs, including requirements for lot size, setbacks, and owner occupancy. Understanding these rules is crucial for a smooth building process. Local experts are well-versed in these regulations and can explain what's permissible for your property in Denver.

Is an ADU allowed in Denver?

Yes, Denver allows for the construction of accessory dwelling units, provided they meet specific city zoning and building code requirements. These units are intended to offer more housing options within existing neighborhoods. Pros can confirm your property's eligibility and guide you through the necessary steps.

While specific grant programs can change, Denver sometimes offers incentives or programs to encourage ADU development. It’s wise to inquire about any available financial assistance when you speak with a professional. They can often point you towards relevant resources for ADUs in Denver.

Can I build an ADU in my Denver backyard?

Generally, yes, provided your backyard meets Denver's zoning requirements for ADUs, such as minimum lot size and setbacks. The placement and design must comply with local ordinances. A professional can visit your property and confirm the feasibility of an ADU in your specific backyard.

Also serving nearby: Aurora · Thornton · Centennial · Westminster · Lakewood

All cities in Colorado →

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

Service area details

716,577residents

4,681per sq mile

8ZIP codes served

Serving all of Denver — population 716,577; about 4,681 residents per square mile across 153.1 sq mi. ZIP codes covered include 80201, 80202, 80203, 80204, 80205, 80206, 80207, 80208.

Neighborhoods served in Denver: Capitol Hill, RiNo, LoDo, Cherry Creek, Uptown — and every surrounding area.