Alfa Framing offers residential construction services including structural framing, siding installation, roofing, and ADU/DADU construction. Serving new builds and additions, they bring decades of experience and a solution-oriented approach.
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Heartwood Builders is a Seattle ADU contractor specializing in backyard cottages, basement ADUs, and mother-in-law suites. They handle permitting, use sustainable materials, and help homeowners add rental income or family housing.
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HiLine Homes is an experienced ADU builder in Idaho with nearly 30 years in custom home construction. They offer attached and detached ADU designs for rental income, multigenerational living, or home offices, with financing options available.
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Exceptional Home Builders is a Seattle ADU contractor with 20+ years of experience. They offer full-service ADU construction, design-build, permitting, interior design, and renovations for backyard cottages, garage conversions, and basement units.... read more
Northwest ADU builds custom detached ADUs, garage conversions & basement ADUs across Western Washington. Serving King, Pierce & Snohomish Counties with full-service ADU construction, build-ready plans & permit management.
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Microhouse is a Seattle-based ADU builder specializing in custom detached ADUs (DADUs). They guide homeowners through zoning, design, and construction. Seattle permitted 551 DADUs in 2022, with a 40% increase in 2023. Microhouse offers site assess... read more
Seattle ADUs offer rental income & flexible living. Coates Design Architects guides homeowners through detached, attached, garage & basement conversions. Costs range $200K–$350K+, with 7–11 month timelines. Sustainable design & per... read more
Backyard ADU is a full-service ADU contractor managing every stage of accessory dwelling unit builds, including feasibility, permits, site surveys, foundations, construction, utility connections, and condo legal services.
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LYD Construction is a Seattle-area ADU builder & remodeling contractor with 25 years of experience. Services include kitchen, bathroom, basement renovations, deck building & ADU construction. Financing up to $200,000 available. Based in Be... read more
Harjo Construction builds AADUs & DADUs in Seattle with 300+ projects since 2010. Costs range $275K–$650K, max 1,000 sq ft, 4–6 month build time. Seattle removed owner-occupancy rules, boosting ADU rental potential.
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ADUs offer self-contained living with kitchen, bath & bedroom for rental or family use. Room additions expand existing home space. Above & Beyond Construction serves Seattle & Puget Sound homeowners with both project types.
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Northwest ADU is a trusted ADU builder in Mill Creek, WA, offering full-service accessory dwelling unit construction, including detached ADUs, garage conversions, and basement conversions, with expert permit and zoning support.
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Seattle's 2019 ADU law changes made it easier to build accessory dwelling units on single-family lots. DADUs can't exceed 50% of the main home's size. No parking required. New detached ADUs start around $350,000.
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We specialize in building high-quality, custom Accessory Dwelling Units (ADUs) that provide both functionality and style for homeowners in Port Orchard, WA, and the surrounding areas. Whether you’re looking to add a rental property, create a coz... read more
New Image Construction Management is a Washington State general contractor and building company based in Seattle, WA. With a primary focus of new home construction and renovation of residential and commercial properties.
read moreEdmonds, Washington is a charming waterfront city nestled along the shores of Puget Sound in Snohomish County. Known for its vibrant arts scene, historic downtown, and stunning views of the Olympic Mountains, Edmonds is a highly desirable place to live. As housing demand continues to grow in the greater Seattle metro area, many homeowners in Edmonds are turning to Accessory Dwelling Units (ADUs) as a smart solution for adding living space, generating rental income, or housing family members. Finding experienced ADU contractors in Edmonds, WA is the critical first step toward making that vision a reality.
Before breaking ground, it's essential to understand the local rules that govern ADU construction in Edmonds. The City of Edmonds has specific zoning codes under its Edmonds Community Development Code (ECDC) that regulate ADU development. Key regulations include:
A knowledgeable ADU contractor in Edmonds will be well-versed in these local codes and can help navigate the permitting process through the Edmonds Building Division efficiently.
Choosing the right contractor for your ADU project in Edmonds requires careful consideration. The city's unique geography — including sloped lots, older neighborhoods, and proximity to environmentally sensitive shoreline areas — means that local experience truly matters. Look for contractors who offer:
With Edmonds' strong real estate market and proximity to Seattle, Lynnwood, and the Edmonds-Kingston ferry terminal, an ADU can significantly increase your property's value and rental appeal. Whether you're building a backyard cottage, garage conversion, or basement ADU, working with a qualified Edmonds ADU contractor ensures your project meets all local standards while maximizing your investment in this beautiful Pacific Northwest community.