Shelter Solutions, Portland's trusted ADU builder since 1997, has completed 250+ accessory dwelling units. Offering full design-build services—from permits to occupancy—they specialize in custom detached ADUs, backyard cottages, and in-law suites across the Portland Metro area.
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Pacific Homes Direct in Woodland, WA offers customizable ADUs starting at $49,999. Serving Western Washington and Oregon, they provide granny flats, in-law suites, and backyard cottages with full-service support and factory warranty included.
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EcoCraft LLC designs & builds custom ADUs in Portland, OR, including detached ADUs, garage conversions & in-law suites. Serving Beaverton, Tigard & Vancouver, WA. Projects range from $150K–$350K. Full permitting support included.
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Conrad Construction is Portland's trusted ADU builder with 20+ years of experience. Specializing in backyard cottages, garage conversions, granny flats & detached ADUs, they handle permits, design & construction to boost property value.
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Chumbley Construction is a full-service ADU contractor offering turn-key solutions including garage conversions, in-law suites, detached ADUs, and Airbnb-ready units. They handle permits, design, and construction. Free estimates available.
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Home Remodel Portland builds code-compliant ADUs including garage conversions, backyard cottages, and basement units. They handle permits, zoning, and inspections with local expertise, offering a clear process and three-year warranty.
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The Remodel Group is a Portland-based design-build firm specializing in ADU construction and whole house remodeling. Services include detached ADUs, garage conversions, and JADUs. Earth Advantage certified, they offer sustainable, budget-conscious builds.
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Wolf Industries builds factory-constructed, code-compliant tiny homes delivered directly to your property. Ideal as a backyard cottage, granny flat, ADU, or in-law suite, their build-deliver-setup model simplifies small-space living.
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Brothers Lane Builders, LLC specializes in ADU (Accessory Dwelling Unit) construction for homeowners in Salem, Oregon. Whether you want a backyard cottage, in-law suite, or rental unit, our experienced team guides you through every step—from planning and permitting to expert building and finishing.
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Das Chapin Design specializes in ADU design, garage & basement conversions, and general contracting. Offering permit support, construction consultation, and full build services via ADU Design & Build, LLC, they create efficient, livable spaces in Portland, Oregon.
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COOPER Design Build offers custom ADU construction in Portland, OR. With 30+ years of experience, they handle design, permitting, zoning, and full construction management for detached accessory dwelling units up to 800 sq ft.
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ADU builder Amplified Renovations serves Portland, OR and Vancouver, WA, specializing in accessory dwelling units including backyard cottages, garage conversions, and basement ADUs. Costs range from $150K–$350K+, with rental income potential of $1,500–$2,500/month.
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Jenson General Contracting builds ADUs in Newberg, Oregon, including detached units, garage conversions & in-law suites. Key rules cover size limits, height, setbacks & lot coverage. All Oregon ADUs need a bathroom, kitchen & separate entrance.
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JRW Construction LLC offers full-service ADU construction, managing permits, inspections, and trade scheduling. They build detached ADUs, in-law suites, granny flats, garage conversions, and JADUs with quality finishes and energy-efficient systems.
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JDI Construction is a Portland-based ADU contractor offering full design-build services for detached, attached, garage conversion, basement, above-garage, and interior ADUs, including permits and eco-friendly practices.
read moreColton is a small, unincorporated rural community located in Clackamas County, Oregon. Unlike incorporated cities, Colton falls under the jurisdiction of Clackamas County's land use and zoning regulations, which significantly shapes how ADU (Accessory Dwelling Unit) contractors operate in this area. The rural character of Colton, surrounded by forests and farmland, means that ADU projects here often involve unique site considerations such as well water systems, septic systems, and larger lot sizes — all of which experienced local ADU contractors must be well-versed in handling.
Since Colton is an unincorporated community, ADU permits and approvals are governed by Clackamas County rather than a city planning department. Oregon state law, particularly House Bill 2001 and subsequent legislation, has expanded ADU allowances statewide, but county-specific rules still apply. In rural residential zones common to the Colton area, ADU contractors must navigate regulations including:
Skilled ADU contractors serving Colton, OR understand that rural builds come with distinct challenges compared to urban or suburban projects. These professionals are experienced in site preparation on sloped or wooded terrain, coordinating with Clackamas County's building department for permits, and working with subcontractors who specialize in rural utilities. Whether you are looking to build a detached ADU, an attached ADU, or convert an existing structure such as a barn or garage into a livable unit, local contractors can guide you through every step of the process.
Adding an ADU to a Colton property offers several practical advantages for rural homeowners:
When planning an ADU in Colton, it is essential to work with licensed and insured ADU contractors who have direct experience with Clackamas County's permitting process and rural construction requirements. Choosing a contractor familiar with the specific demands of unincorporated Oregon communities will save time, reduce costs, and ensure your project meets all local and state building codes from start to finish.