ADU Contractors near Kirkland, WA
HiLine Homes
11306 62nd Avenue East, Puyallup, WA 98373
34.4 miles
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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Emerald City Construction & Renovation
2571 152nd Avenue Northeast, Redmond, WA 98052
5.4 miles
Seattle ADU & DADU contractor Emerald City Construction & Renovation builds accessory dwelling units across Seattle, Bellevue & Eastside. Projects cost $350K–$500K+, take 8–14 months, and support rental income, multigenerational living & more.
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Hammer & Hand
2450 6th Avenue South, Seattle, WA 98134
9.8 miles
Hammer & Hand is a Portland & Seattle general contractor with 30+ years of experience in new homes, remodels, ADUs & commercial builds. Employee-owned, they offer expert craftsmanship, custom woodwork & trusted subcontractor networks.
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Northwest ADU Builders of Mill Creek
6100 219th Street Southwest, Mountlake Terrace, WA 98043
7.9 miles
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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DIGS Construction & ADU Builders
18727 North High Rock Road, Monroe, WA 98272
14.8 miles
DIGS is a trusted ADU builder serving King & Snohomish County, WA. They offer custom ADU/DADU design, permitting, construction, and site development, helping homeowners add rental income, property value, and flexible living space.
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Homez Remodel
13213 Southeast 278th Street, Kent, WA 98042
23.9 miles
Homez Remodel is a Seattle ADU builder specializing in DADUs, backyard cottages, garage conversions & basement ADUs. With 10+ years experience, they handle permits, design & construction across Seattle, Bellevue, Kirkland & more.
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ModernSpace ADU Construction Redmond
17181 Redmond Way, Redmond, WA 98052
4.8 miles
ModernSpace ADU Construction is a certified ADU builder serving Redmond, offering tailored accessory dwelling unit services. Competitive pricing, no hidden fees, and a satisfaction guarantee make them a trusted local choice.
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Heartwood Builders
1902 North 34th Street, Seattle, WA 98103
6.9 miles
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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J Hanby LLC
Edmonds, WA 98020
10.6 miles
J Hanby LLC offers ADU and basement conversion services in the Eastside area. Specializing in detached ADUs, garage conversions, granny flats, and basement renovations, they help homeowners maximize property value and ROI.
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Harmony Architecture Studio
1324 Lombard Avenue, Everett, WA 98201
19.7 miles
Exceptional Home Builders Seattle
1525 11th Avenue, Seattle, WA 98122
7.7 miles
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.
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Avio Homes
10908 62nd Street East, Puyallup, WA 98372
34.4 miles
Avio Homes is a Seattle-based ADU contractor specializing in detached ADUs, backyard cottages, and in-law suites. Serving Seattle, Tacoma, and Olympia, they handle design, permitting, and construction with local zoning expertise.
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Seattle ADU
509 Olive Way, Seattle, WA 98101
8.4 miles
Seattle ADU is a Seattle-based contractor specializing in accessory dwelling units, including detached ADUs, garage conversions, attached ADUs, and JADUs. They manage design, permitting, and construction for homeowners seeking additional living space.
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Bicknell Builds
19616 Southeast 310th Place, Kent, WA 98042
26.2 miles
Bicknell Builds offers ADU construction in the greater Seattle area, including detached ADUs, backyard cottages, granny flats, and in-law suites. Ideal for rental income, family housing, or added property value.
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Era Builders
911 Northeast 70th Street, Seattle, WA 98115
5.4 miles
Era Builders is a Seattle-based ADU contractor offering detached ADU construction, design, permitting, remodeling, and commercial renovations. They handle full ADU projects compliant with Seattle zoning rules, using sustainable practices.
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Other cities in Washington
What you need to know
ADU Contractors in Kirkland, WA: Building in a Thriving Lakeside City
Kirkland, Washington, is one of the most desirable cities on the eastern shore of Lake Washington, known for its vibrant waterfront, tech-driven economy, and strong housing demand. With median home values consistently among the highest in King County, homeowners in Kirkland are increasingly turning to Accessory Dwelling Units (ADUs) as a smart way to add rental income, house family members, or increase property value. Finding experienced ADU contractors in Kirkland, WA is the critical first step toward making that investment a success.
Kirkland ADU Regulations You Need to Know
Before breaking ground, it's essential to understand Kirkland's specific zoning and permitting requirements. Kirkland falls under King County jurisdiction for some unincorporated areas, but the City of Kirkland has its own municipal code governing ADUs. Key regulations include:
- Attached and Detached ADUs are both permitted in single-family residential zones.
- The maximum size for a detached ADU is generally 1,000 square feet or 40% of the primary dwelling's square footage, whichever is less.
- ADUs must meet setback requirements, typically a minimum of 5 feet from side and rear property lines.
- Owner-occupancy requirements have been relaxed in recent years in alignment with Washington State legislation, making it easier to rent both units.
- All ADU projects require a building permit from the City of Kirkland's Planning and Building Department.
- Utility connections, including water and sewer, must comply with Kirkland Public Works standards.
What Experienced ADU Contractors in Kirkland Offer
A qualified ADU contractor in Kirkland will be well-versed in navigating the city's permitting process, which can be complex and time-consuming without professional guidance. The best contractors handle everything from initial design and feasibility assessments to permit applications, construction, and final inspections. Given Kirkland's competitive real estate market and high construction standards, working with a licensed and insured local contractor is not just recommended — it's essential.
Types of ADUs Popular in Kirkland
- Detached ADUs (DADUs): Standalone backyard cottages that are highly popular in Kirkland's larger residential lots.
- Attached ADUs: Units added to the side or rear of an existing home, ideal for smaller lots.
- Garage Conversions: Transforming existing garages into livable space is a cost-effective option many Kirkland homeowners pursue.
- Basement ADUs: Converting below-grade space into a fully permitted dwelling unit.
Why Invest in an ADU in Kirkland Today
With Kirkland's proximity to major tech employers like Google's Kirkland campus and easy access to Seattle via SR-520, rental demand remains exceptionally strong. A well-built ADU can generate significant monthly rental income while also increasing your home's overall market value. Partnering with a skilled ADU contractor in Kirkland, Washington ensures your project is completed on time, on budget, and fully compliant with all local codes.