ADU Contractors near Beaverton, OR
Boss PDX
252 A Avenue, Lake Oswego, OR 97034
8.3 miles
With over 17 years of construction experience in the Portland metro area, Boss PDF helps clients turn underused space—like garages, basements, and backyards—into fully livable dwellings that add long-term value.
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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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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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JRW Construction LLC
24121 South Peach Road, Canby, OR 97013
16 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.
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Wolf Industries
607 Southeast Eaton Boulevard, Battle Ground, WA 98604
24.2 miles
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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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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Signature ADU
La Center, WA 98629
27 miles
Signature ADU is an experienced ADU builder offering full-service design and construction. Their team includes experts in architecture, general contracting, and project management, handling detached ADUs, garage conversions, granny flats, and in-law suites from start to finish.
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Arciform
2303 North Randolph Avenue, Portland, CO 97227
7.9 miles
Arciform is a Portland-based ADU design/build firm specializing in accessory dwelling units, including garage conversions, detached ADUs & in-law suites. They handle permits, historic properties & full construction.
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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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Rybak & Company LLC
19215 Southeast 34th Street, Camas, WA 98607
18.4 miles
Rybak & Company LLC builds ADUs in Vancouver, Camas, Washougal & Portland Metro. Services include detached ADUs, garage conversions & in-law suites. Projects start at $175K–$250K+. Free estimates available.
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Pioneer ADU
6138 Inwood Lane South, Salem, OR 97306
44.5 miles
Pioneer ADU is a Salem, Oregon-based family-owned ADU contractor with 25+ years of experience and 110+ completed projects. They build detached, attached, and conversion ADUs, managing design, permitting, and construction with transparent pricing.
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Shelter Solutions
502 7th Street, Oregon City, OR 97045
13.2 miles
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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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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Catalyst Construction
825 Northeast 20th Avenue, Portland, OR 97232
9 miles
At Catalyst, our Portland ADU Builders are experts in building homes, small homes, Casitas and Accessory Dwelling Units. Trust Catalyst Construction and Remodel to bring experience and high performance to build out your new attached or unattached ADU. We bring true potential, function and value.
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AimHigh ADU Solutions
233 Southeast 2nd Avenue, Hillsboro, OR 97123
8.3 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 efficiently.
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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.