ADUs

Custom 

Crafted with precision 

Designed to complement your home, built to stand the test of time — and delivered with a process that keeps you informed and supported every step of the way

Work With us

Craftsmanship You Can Feel.
You Can Count On

At Denver Custom ADU, we design and construct premium, built-to-last ADUs tailored to your home. As Denver’s top ADU contractors, we combine thoughtful design, meticulous craftsmanship, and a transparent process to create timeless and beautiful space. Detached ADU, Backyard ADU, Above Garage ADU You name it. From layout to finishes, we guide every step with precision and care so your ADU is delivered on schedule, on budget, and with unmatched quality.

Quality

About us

Spaces made with integrity, beauty, and longevity.

Denver’s Best ADU Builders

thoughtful
design becomes 
                        craft

timeless

Find out which of our ADU services in Denver fits your needs

What we do

services

Learn More

Create a welcoming, private space for visiting family or long-term guests. Designed for comfort and independence with a bedroom, bathroom, and kitchenette. Aka Casita ADU or Granny Flat ADU.

Transform your backyard into a high-value, long-term investment with a detached ADU. A self-contained studio or one-bedroom apartment designed for stable rental income or Airbnb flexibility.

Perfect for remote work, design studios, therapy rooms, or anyone that thrives with separation and serenity (shed ADU or carriage house ADU)./p>

A fully customized wellness space built steps from your home — whether that’s a personal gym, yoga studio, meditation room, or recovery sanctuary.

Converting your garage space to an ADU is a great way to give your property maximum flexibility. This versatile solution expands storage or parking while adding a finished apartment above.

Our Process 

How we do it

consultation

01

We begin by understanding your goals, budget, and property conditions with a free, thorough consultation

Design & planning

02

We develop detailed plans including layouts, materials, and budgets, based on your unique vision.


permitting

03

We handle the permit submission, inspections, and all city approvals needed.

Execution & delivery

04

Our team builds your project with care and speed, providing clear updates and guidance throughout.

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from our clients

Denver Custom ADU Builder

— Sophie D.

From start to finish, the experience felt high-end and incredibly supportive. The team was thoughtful, professional, and respectful. Our ADU is elegant, timeless, and crafted with real care.

— Clara V.

Their integrity set them apart. The budget and timeline were exactly as promised — no surprises or add-ons. Their precision gave us total peace of mind. We’ve never trusted a builder more.

— Julien & Camille

"The craftsmanship is outstanding. Every detail feels intentional and built to last. You can tell this team takes real pride in their work. Our ADU turned out better than we imagined."

— Isabelle M.

Custom ADU made the entire process calm and easy. They communicated clearly, stayed ahead of our questions, and kept us updated at every step. We always felt genuinely cared for. The finished space is beautiful.

Frequently asked questions

Most ADUs take 3–6 months once permits are approved. We provide a clear timeline upfront and keep you informed at every step.

Custom ADUs generally range from $200,000–$350,000, depending on size and finishes. We use a fixed-price model so there are no surprises.

We handle the entire permitting process for you — from zoning checks to architectural plans — ensuring your project moves forward smoothly and on schedule.

We bring commercial-grade precision to residential work: fixed budgets, clear timelines, proactive communication, and craftsmanship that lasts.

We plan thoughtfully to minimize disruption, communicate ahead of any noise or access needs, and maintain a clean, respectful job site at all times.

Absolutely. Every ADU is fully custom — designed to match your home’s style, architecture, and long-term vision.

Schedule a complimentary site consultation and price estimate. We’ll walk your property, answer your questions, and give you a clear, confident path forward — with craftsmanship, transparency, and care at every step.

Ready to bring your ADU vision to life?

Let's get started

Inquire now