ADU Contractors near Beaverton, OR
Everlife Home
PO Box 417, Newberg, OR 97132
13.7 miles
Everlife Home offers ADU packages with 1-2 bedroom floor plans, full kitchens, and standard finishes. As a full-service ADU contractor, they manage the entire build, with optional upgrades, decks, and storage add-ons available.
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Straight Line Design and Remodeling LLC
9645 Southwest Beaverton Hillsdale Highway, Beaverton, OR 97005
2.1 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 & added property value.
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JDI Construction
1409 Broadway Street, Vancouver, WA 98663
13.3 miles
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.
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Triangle Bar Group
3946 N Montana Ave, Portland, OR 97227
8.4 miles
Triangle Bar Group understands that embarking on an ADU project can feel overwhelming, especially with so many options, decisions, and different Portland ADU builders to choose from. That’s where they come in.
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RG ProBuilders
21211 Northeast 72nd Avenue, Battle Ground, WA 98604
24.9 miles
For more than 15 years, we’ve turned backyards into beautifully crafted living spaces. From permits to finishing touches, our team knows every step inside and out. Choose the classic charm of our Traditional Series, the clean lines of our Modern Series or the efficiency and flexibility of our Urban Series. Build with the crew that wrote the ADU playbook: RG ProBuilders.
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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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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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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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Jenson General Contracting
Newberg, OR 97132
14.4 miles
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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Exceptional Home Builders Salem
1525 11th Avenue, Salem, OR 98122
38.7 miles
Exceptional Home Builders Salem is a licensed ADU contractor with 20+ years of experience. They build backyard cottages, garage conversions & basement apartments in Salem, handling design, permitting & construction.
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COOPER Design Build
4560 Southwest 96th Avenue, Beaverton, OR 97005
2.1 miles
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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Keyser Construction Inc
452 SW Alderwood Dr, West Linn, OR 97068
11 miles
Keyser Construction Inc is a Portland, OR ADU contractor since 1996. They build detached cottages, garage conversions, basement & attic ADUs. Licensed, bonded & insured, offering free estimates and permit handling across the Portland metro area.
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Suite Additions Portland
11825 Southwest Greenburg Road, Tigard, OR 97223
3.8 miles
Suite Additions Portland specializes in ADU construction, garage conversions, home additions, and accessibility remodeling in the Portland metro area. Led by Tim Jorgens (CCB #201364), they offer full-service design, permitting, and build solutions.
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Clarkbuilt
2120 NE Oregon Street, Portland, OR 97232
6.5 miles
Clarkbuilt is a Portland, Oregon residential contractor specializing in custom homes, remodels, additions, and ADU construction. Founded in 2006, they offer expert accessory dwelling unit building, custom cabinetry, and serve clients across Oregon and Washington.
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ADU Design and Build LLC
2325 Northeast 19th Avenue, Portland, OR 97212
9.3 miles
Portland ADU Design & Build is a licensed ADU contractor serving Portland & the Willamette Valley. Specializing in detached ADUs, garage conversions & basement ADUs, they manage design, permitting & construction for lasting property value.
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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.