Accessory dwelling unit cost — Aurora, CO
Last updated: September 24, 2026
What affects the price
Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.
About this service
The investment required for an ADU depends on your site conditions, the complexity of the design, and the materials selected for the interior. Larger units with custom features naturally shift the price higher compared to standard, compact models. Exact pricing confirmed free on the call.
Frequently asked in Aurora
What are the requirements for building an ADU in Aurora?
How much does it cost to build an ADU in Aurora, Colorado?
What are the benefits of backyard accessory dwelling units?
Backyard accessory dwelling units offer significant advantages in Aurora. They can provide much-needed rental income or extra space for family members. ADUs increase housing options within existing neighborhoods. They are a cost-effective way to add living square footage without moving.
What does 'accessory dwelling unit' mean in Aurora?
In Aurora, an accessory dwelling unit, or ADU, is a secondary, independent living space on a single-family lot. This can be a detached unit, like a backyard cottage, or an attached unit, such as a basement apartment. It's designed to be a complete living quarters.
What are the disadvantages of ADUs?
Some disadvantages of ADUs can include the initial construction costs and potential impact on yard space. Navigating local zoning laws, though generally supportive, requires attention. You also need to consider how the added unit will integrate with your existing property and neighborhood.
Who are reputable ADU builders in Aurora?
Also serving nearby: Denver · Centennial · Thornton · Lakewood · Westminster
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Aurora — population 395,052; about 2,423 residents per square mile across 163.0 sq mi. ZIP codes covered include 80010, 80011, 80012, 80013, 80014, 80015, 80016, 80017.
Neighborhoods served in Aurora: Hampden South, Aurora Highlands, Central Park, Greenwood Village, Farms at Hilltop — and every surrounding area.
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