Detached ADU in Colorado
O'Brien Construction LLC
2235 West 47th Avenue, Denver, CO 80211
O'Brien Construction LLC is an ADU contractor specializing in design, engineering, and construction of accessory dwelling units. Services include detached ADUs, additions, and design-assisted builds, with free consultations available.
read more
Dragonfly Construction
2221 Broadway, Grand Junction, CO 81507
Dragonfly Construction in Grand Junction, CO offers the best construction remodeling services in the area. Transforming spaces with quality craftsmanship and attention to detail.
read more
Krick Design Build
759 1/2 Elati Street, Denver, CO 80204
Krick Design + Build is a Colorado Front Range residential design-build firm specializing in ADUs. Founded by Licensed Architect Matthew Krick, they've completed 57+ ADUs including backyard cottages, garage conversions, and in-law suites.
read more
ADU Home Tour
6825 Eaton Street, Arvada, CO 80003
L&D Construction is Denver's dedicated ADU contractor, led by Colorado native David Schultz. Specializing in accessory dwelling units, detached ADUs, and backyard cottages since 2017, they bring deep local expertise and firsthand ADU building experience to every project.
read more
Denver ADU Builders
970 S Clayton Way, Denver, CO 80209
Denver ADU Builders helps Denver homeowners plan and build ADUs. Services cover permits, design, and construction. Rental income potential ranges from $2,220–$7,000/month. 40+ years of local building experience.
read more
Kalin Construction
201 Columbine Street, Denver, CO 80206
As experienced ADU builders in Denver, Kalin Construction has helped numerous homeowners bring their visions for their homes to life. They'll listen to your wants and needs for the project, then craft an ADU that checks all of your boxes. Whether you're interested in a detached ADU or another type of accessory dwelling unit, they specialize in ADU projects that can provide affordable housing and passive income.
read more
Kindred Tiny Homes
1040 S Gaylord Ste, Denver, CO 80209
Kindred Tiny Homes builds custom stick-built ADUs across Colorado. Studios from $98K, 1-bed to $220K, 2-bed to $287K. Earn $2K–$3K/month rental income, boost property value 20–40%. Full project management, transparent pricing, 12-month timeline.
read more
North Hill by Toll Brothers
14133 Kearney Loop, Thornton, CO 80602
Expert ADU contractors handle detached ADUs, garage conversions, granny flats, JADUs & in-law suites. From design and permitting to final inspection, experienced ADU builders ensure code-compliant, high-quality accessory dwelling unit construction.
read more
Olerra Living Innovations
1945 Canyon Boulevard, Boulder, CO 80302
Olerra Living Innovations builds modular ADUs called Flex-Flats in Colorado. Models range from 245 to 735 sq ft, featuring steel-frame construction, 10+ year warranties, and 10,000+ design options. Projects complete in 3–6 months, costing 40–50% less than site-built ADUs.
read more
F9 Productions Inc.
825 Crisman Dr #100, Longmont, CO CO 80501
F9 Productions is a Colorado-based ADU architect and builder offering full-service design and construction. Award-winning firm handling residential, commercial, and ADU projects including garage conversions, interior design, and 3D visualization.
read more
Mile High Construction
11012 Newark St., Commerce City, CO 80640
Mile High Construction is a Denver Metro custom home builder with nearly 30 years of experience. Led by Jordan Barnett, they offer personalized design, sustainable building, and transparent communication, guiding clients from consultation to final walk-through.
read more
Henze Construction
Parker, CO 80138
Henze Construction builds custom tiny homes and ADUs, including detached units, backyard cottages, and granny flats. Their 240 sq ft Architectural Tiny Home featured spruce wood, oak countertops, and propane systems. Custom builds available.
read more
Studio Home by Studio Shed
1500 Cherry Street, Louisville, CO 80027
Studio Home by Studio Shed offers custom & prefab ADUs across Texas, including San Antonio, Austin, Dallas & Houston. Units range from studios to full living spaces. Permit costs vary: Dallas $3K–$8K, Houston $2.5K–$7.5K.
read more
Custom ADU Builders LLC
6564 West Atlantic Avenue, Lakewood, CO 80227
Custom ADU Builders, LLC is Denver's trusted ADU contractor offering detached ADUs, garage conversions, and home remodeling. Serving Aurora, Lakewood & more with transparent pricing and expert permitting support.
read more
L&D Construction
5151 Bannock Street, Denver, CO 80216
L&D Construction is a trusted ADU contractor and custom home builder led by owner David. Specializing in detached ADUs, granny flats, and full custom homes, they deliver quality craftsmanship, clear communication, and on-budget results.
read more
Other cities in Colorado
What you need to know
Searching for top Detached ADU ADU Contractors in Colorado? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Colorado ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Detached ADU professionals can guide you through every step.
Colorado homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Colorado, and get started today.