ADU Contractors near Gresham, OR
Hammer & Hand
1011 Southeast Lincoln Street, Portland, OR 97214
10.4 miles
Hammer & Hand builds Accessory Dwelling Units (ADUs) in Portland & Seattle. From garage conversions to detached cottages, they guide homeowners through zoning, permits, design, and costs for rental income or multigenerational living.
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Stellar Construction & Remodeling
8500 Southeast 262nd Avenue, Gresham, OR 97080
3.7 miles
Stellar Construction & Remodeling builds ADUs in Damascus, OR, managing permits, design, and construction for rental units, guest houses, or in-law suites. They handle detached and attached configurations, ensuring full code compliance and cer... read more
Adair Homes
4400 Northeast 77th Avenue, Vancouver, WA 98662
12.9 miles
Adair Homes offers custom ADU builder solutions, including stand-alone and attached accessory dwelling units. With a six-step building process, financing via Basis Home Loans, and expert guidance, Adair simplifies new home and ADU construction.read more
Roost Homes LLC
4569 NE 80th Avenue, Portland, OR
7.7 miles
Roost Homes LLC is a Portland-based contractor specializing in ADU design and build, home additions, and remodels. They offer energy-efficient detached ADUs, garage conversions, and full renovations tailored to client needs across the Portland met... read more
Amplified Renovations
720 Southeast 160th Avenue, Portland, OR 98684
1.7 miles
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 ... read more
SQFT Studios
1018 Southeast 8th Avenue, Portland, OR 97214
10.5 miles
SQFT Studios, founded in 2015 by Architect Eli Green, is a Portland-based ADU builder specializing in detached ADUs, garage conversions, backyard cottages, and guest suites, with 10+ years of experience.
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Straight Line Design and Remodeling LLC
9645 Southwest Beaverton Hillsdale Highway, Beaverton, OR 97005
16.3 miles
Straight Line Design and Remodeling LLC offers ADU design and build services in Portland, Oregon. Serving Beaverton, Tigard, Lake Oswego & Hillsboro since 2010, they build backyard cottages for rental income, multigenerational living & add... read more
Jack Barnes Architect
2502 Southeast Belmont Street, Portland, OR 97214
9.7 miles
Jack Barnes Architect, PC is a licensed architectural firm in Portland, OR, specializing in residential design including ADUs, garage conversions, JADUs, and backyard cottages. Located on SE Belmont Street, they help clients navigate permitting an... read more
Lamont Bros. Design & Construction
18675 Willamette Drive, West Linn, OR 97068
12.5 miles
Lamont Bros. Design & Construction is a Portland, Oregon ADU contractor offering full design-build services. They help homeowners plan and build accessory dwelling units, including detached ADUs, garage conversions, and JADUs for rental income... read more
Collins ADU Builders
2236 NE Alberta St, Portland, OR 97211
10.5 miles
Collins ADU Builders is a licensed Portland ADU contractor offering detached ADUs, garage conversions, JADUs, home additions & design services. Free consultations, transparent pricing, full permit coordination included.
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AimHigh ADU Solutions
233 Southeast 2nd Avenue, Hillsboro, OR 97123
26 miles
Aim High ADU Solutions is a trusted ADU contractor in Hillsboro, OR, specializing in accessory dwelling unit construction. They offer expert planning, quality craftsmanship, and client-focused service to help homeowners expand their living space e... read more
Cronen Building
8110 SE 45th Ave, Portland, OR 97204
8.8 miles
Cronen Building Co. specializes in accessory dwelling units (ADUs), including granny flats, garage conversions, and backyard cottages. They guide homeowners through design and construction, delivering quality ADUs for rental income, in-law suites,... read more
Neil Kelly Portland
804 North Alberta Street, Portland, OR 97217
12 miles
Neil Kelly Portland offers full ADU design and build services, including detached units, garage conversions, and basement conversions. They handle zoning, permits, and custom design for functional, energy-efficient accessory dwelling units.
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JRW Construction LLC
24121 South Peach Road, Canby, OR 97013
21.6 miles
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... read more
VDC Builders Inc
14308 NE Powers St, Vancouver, WA 98682
10.9 miles
VDC Builders Inc specializes in ADU design & construction, including backyard cottages, in-law suites & rental units. Services cover flooring, kitchen & bathroom remodels, custom home building & cabinet refinishing.
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Other cities in Oregon
What you need to know
ADU Contractors in Gresham, Oregon: Building in the Gateway to the Columbia River Gorge
Gresham, Oregon's fourth-largest city, sits at the eastern edge of the Portland metro area, offering a unique blend of suburban living and natural beauty near the Columbia River Gorge. As housing demand continues to grow in the region, ADU contractors in Gresham, Oregon are playing a vital role in helping homeowners maximize their property value and address the local housing shortage. Whether you're looking to build a detached backyard cottage, a garage conversion, or an attached accessory dwelling unit, finding the right ADU contractor in Gresham is essential to navigating the city's specific building requirements.
Gresham ADU Regulations and Zoning Requirements
Before breaking ground, homeowners must understand that Gresham follows its own Development Code, separate from Portland's regulations, even though the two cities are neighbors. ADU construction in Gresham is governed by the City of Gresham Community Development Department. Key regulations that experienced ADU contractors in Gresham must be familiar with include:
- ADUs are generally permitted in residential zones, including R1, R2, R3, and R3.5 zones
- Detached ADUs typically cannot exceed 800 square feet or 75% of the primary dwelling's square footage, whichever is less
- Setback requirements must be carefully observed, typically requiring a minimum of 5 feet from side and rear property lines
- Owner-occupancy requirements may apply depending on the specific zoning designation
- ADUs must meet current Oregon Residential Specialty Code (ORSC) standards
- Separate utility connections and System Development Charges (SDCs) may be required
Why Hire a Local ADU Contractor in Gresham?
Working with a licensed and experienced ADU contractor based in or familiar with Gresham can save homeowners significant time and money. Local contractors understand the nuances of Gresham's permitting process through the city's Building Division, know how to work with Multnomah County requirements when applicable, and have established relationships with local inspectors. This local expertise helps avoid costly delays and ensures your ADU project moves forward efficiently.
Types of ADUs Commonly Built in Gresham
- Detached ADUs: Standalone backyard cottages or garden units, popular on Gresham's larger residential lots
- Attached ADUs: Units connected to the primary home, often created through additions
- Garage Conversions: Converting existing garages into livable ADU space, a cost-effective option
- Basement Conversions: Transforming existing basement space into a permitted dwelling unit
Investing in an ADU in Gresham
With Gresham's growing population and its proximity to major employers in the Portland metro area, building an ADU in Gresham is a smart long-term investment. Rental income potential is strong, and ADUs can also serve multigenerational family needs. Contact a qualified Gresham ADU contractor today to discuss your project, review your property's zoning, and begin the permitting process with confidence.