ADU Contractors near Beaverton, OR
Relevant Buildings
15901 South Park Place Court, Oregon City, OR 97045
13.3 miles
If you’ve been looking for a modern, stylish ADU for your backyard, you’ve come to the right place. Relevant Buildings is an ADU builder in the Portland, Oregon area. They build ADUs throughout Oregon and Washington. Their goal is to make your home building journey as easy as possible.
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Neil Kelly Inc
804 North Alberta Street, Portland, OR 97217
8.8 miles
Neil Kelly designs & builds ADUs in the Northwest, including detached cottages, garage conversions, basement/attic conversions & attached units. Expert team handles permits, local regulations & custom design for rental income, guests or family housing.
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Collins ADU Builders
2236 NE Alberta St, Portland, OR 97211
10.1 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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JCS Construction LLC
Colton, OR 97017
28 miles
JCS Construction LLC builds custom ADUs in Oregon, including detached backyard cottages, granny flats, garage conversions, basement conversions, and pole building ADUs. They handle both standard and non-traditional structures with quality craftsmanship.
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Adair Homes
4400 Northeast 77th Avenue, Vancouver, WA 98662
16.2 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.
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Mighty ADU Company
2624 North Borthwick Avenue, Portland, OR 97227
8.2 miles
Mighty ADU Company is a trusted ADU contractor in Portland, OR, specializing in designing and building accessory dwelling units. They manage everything from planning and permitting to construction, ensuring quality, transparency, and stress-free results for homeowners.
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TaylorSmith Sustainable Construction
6324 Northeast Davis Street, Portland, OR 97213
11.1 miles
TaylorSmith Sustainable Construction is a Portland, Oregon contractor specializing in sustainable new homes, renovations, energy retrofits, and ADU construction. All new builds target DOE Net Zero Energy Ready certification.
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Cornerstone Builders Inc
7721 Southwest Cirrus Drive, Beaverton, OR 97008
1.7 miles
Cornerstone Builders Inc offers full-service ADU construction, including custom design, utility connections, and interior finishes. Specializing in detached ADUs, garage conversions, and JADUs, they use energy-efficient materials for functional, livable spaces.
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Lamont Bros. Design & Construction
18675 Willamette Drive, West Linn, OR 97068
10.3 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 or flexible living.
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EcoCraft LLC
4408 NE 38th Ave, Portland, OR 97211
10.7 miles
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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Jason Allen Contracting, LLC
4804 Northeast 52nd Avenue, Portland, OR 97218
11.5 miles
Jason Allen Contracting, LLC is a Portland-based contractor specializing in ADU construction, home additions, basement remodeling, kitchen and bathroom renovations, garage conversions, and master plan design services for homeowners.
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Jack Barnes Architect
2502 Southeast Belmont Street, Portland, OR 97214
9 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 and design.
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Rain Creek Construction
8826 NE 339th St, La Center, WA 98629
29.3 miles
Accessory Dwelling Units (ADUs) add self-contained living space to existing properties. Rain Creek Construction serves Clark County homeowners with ADU builds, including garage conversions, basement apartments & detached units, backed by 10+ years of custom home experience.
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Sert Construction
1528 Southeast Holgate Boulevard, Portland, OR 97202
8.1 miles
As a premier ADU contractor in Portland, Sert Construction specializes in designing and building high-quality, functional ADUs. Whether you're considering an added space for rental income, additional family space, or a home office, their team of experienced ADU builders ensures a seamless integration of these units into your existing property.
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Cronen Building Co.
4909 SE Cooper St, Portland, OR 97206
9.9 miles
Cronen Building Co. is an expert ADU builder specializing in granny flats, garage conversions, backyard cottages, and detached ADUs. They deliver custom accessory dwelling units that boost property value and functionality.
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Other cities in Oregon
What you need to know
ADU Contractors in Beaverton, Oregon: Building in a Fast-Growing Tech Hub
Beaverton, Oregon, home to Nike's global headquarters and a thriving tech corridor, has experienced significant population growth in recent years. This rapid expansion has made Accessory Dwelling Units (ADUs) an increasingly popular housing solution for homeowners looking to maximize their property value, generate rental income, or house extended family members. Finding experienced ADU contractors in Beaverton, OR is essential to navigating the city's specific building requirements and creating a high-quality living space.
Beaverton ADU Regulations and Zoning Requirements
Before breaking ground, homeowners must understand that Beaverton ADU construction is governed by Washington County and City of Beaverton zoning codes. Beaverton falls under Oregon's statewide ADU-friendly legislation, which has significantly loosened restrictions in recent years. Key regulations that qualified ADU builders in Beaverton must work within include:
- Owner-occupancy requirements have been eliminated statewide in Oregon, allowing non-owner-occupied properties to include ADUs
- ADUs are permitted in all residential zones throughout Beaverton
- Detached ADUs are generally limited to 800 square feet or 75% of the primary dwelling's size, whichever is smaller
- Setback requirements typically mandate a minimum of 5 feet from rear and side property lines
- Height restrictions for detached ADUs are generally capped at 25 feet
- System Development Charges (SDCs) may apply, though Oregon law limits certain fees for smaller ADUs
Types of ADUs Built by Beaverton Contractors
Experienced ADU contractors in Beaverton are skilled in constructing several types of accessory dwelling units suited to the area's typical residential lots and architectural styles. The most common ADU types include:
- Detached ADUs (DADUs): Standalone structures built in backyards, popular in Beaverton's established neighborhoods
- Attached ADUs: Units connected to the primary home, sharing at least one wall
- Garage Conversions: Transforming existing garages into livable spaces, a cost-effective option for many Beaverton homeowners
- Basement Conversions: Converting existing basement space into a fully permitted dwelling unit
Why Hire a Local Beaverton ADU Contractor?
Working with a local ADU contractor in Beaverton, Oregon offers distinct advantages. Local professionals are familiar with the City of Beaverton's permit application process, inspection requirements, and relationships with Washington County planning departments. They understand the area's soil conditions, common utility configurations, and neighborhood design standards that can impact your project timeline and budget.
When selecting the best ADU builder in Beaverton, look for contractors who are licensed with the Oregon Construction Contractors Board (CCB), carry proper liability insurance, and have a proven portfolio of completed ADU projects in the Beaverton and greater Portland metro area. A qualified contractor will guide you through design, permitting, construction, and final inspections, ensuring your ADU is built safely, legally, and to the highest standards.