ADU Contractors near Sequim, WA
Anderbar Construction
12391 Glenwood Road Southwest, Port Orchard, WA 98367
48 miles
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 cozy space for family, or simply expand your living area, an ADU is a versatile and valuable investment.
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J Hanby LLC
Edmonds, WA 98020
38.4 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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Seattle Remodeling LLC
17202 Aurora Avenue North, Shoreline, WA 98133
41.2 miles
Seattle Remodeling LLC specializes in ADU construction in Seattle, offering mother-in-law suites, backyard cottages, garage conversions, and granny flats. They help homeowners add value, rental income, and flexible living space.
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Modern ADU Plans
3660 Lavender Ln NE, Bainbridge Island, WA 98110
37.4 miles
Explore pre-designed ADU floor plans from Modern ADU Plans — studio, 1-bed, 2-bed, garage conversions & more. Save time, reduce costs & maximize property value with ready-to-build accessory dwelling unit designs.
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Zee Design & Build
570 Kirkland Way, Kirkland, WA 98033
49.8 miles
Zee Design & Build is a Kirkland, WA ADU contractor serving King, Snohomish, Skagit & Island Counties. Offering full-service ADU construction—garage conversions, basement units, backyard cottages & more—since 2012.
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Elite Team Builders
701 5th Avenue, Seattle, WA 98104
48.1 miles
Elite Team Builders Inc. designs & builds ADUs—detached units, garage conversions & backyard cottages—in Seattle, Portland & Los Angeles. They offer custom design, quality materials & transparent pricing for lasting residential value.
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Levite Construction CO
5608 17th Avenue Northwest, Seattle, WA 98107
43.4 miles
Levite Construction Co is a Seattle-based family-owned general contractor offering kitchen remodeling, bathroom remodeling, ADU construction, garage conversions, new builds, interior design, and more across the Greater Seattle area.
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Seattle ADU Builders
4138 Baker Avenue Northwest, Seattle, WA 98107
44.6 miles
Emerald ADU Builders Seattle specializes in ADU design, permitting, and construction. They build detached ADUs, attached ADUs, and garage conversions, serving Seattle homeowners with quality craftsmanship and transparent pricing.
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New Day Construction
15021 116th Place Northeast, Kirkland, WA 98034
48.1 miles
New Day Construction is a licensed ADU builder in Bellevue, WA, with 21+ years of experience and 250+ projects. They build detached, attached, garage, basement, and custom ADUs, managing permits and design from start to finish.
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Better Builders
5606 California Avenue Southwest, Seattle, WA 98136
48.8 miles
Better Builders is a Seattle-based general contractor specializing in residential remodeling, garage conversions, ADUs, kitchen and bathroom remodels, basement finishing, deck repairs, and exterior work, with dedicated project management.
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Harmony Architecture Studio
1324 Lombard Avenue, Everett, WA 98201
41.7 miles
Raincap Construction
2315 North 65th Street, Seattle, WA 98103
44.9 miles
Raincap Construction, a Seattle-based family-owned contractor, specializes in ADU and DADU construction. They build backyard cottages, in-law suites, and garage conversions, helping homeowners add living space, rental income, and property value.
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Alta Group Seattle
500 Southeast Everett Mall Way, Everett, WA 98208
41.8 miles
Above & Beyond Construction
13346 Eastbrook Drive Southwest, Port Orchard, WA 98367
44.2 miles
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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Heartwood Builders
1902 North 34th Street, Seattle, WA 98103
45.9 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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Other cities in Washington
What you need to know
Building ADUs in Sequim's Unique "Blue Hole" Climate
Sequim, Washington is famously known as the "Blue Hole" of the Olympic Peninsula, receiving only about 16 inches of rainfall per year — far less than the surrounding region. This unique microclimate makes Sequim an exceptionally desirable place to live, driving strong demand for Accessory Dwelling Units (ADUs). Whether you're looking to house aging parents, generate rental income, or add long-term property value, working with experienced ADU contractors in Sequim, WA is essential to navigating local building requirements and making the most of this sunny Pacific Northwest gem.
Sequim ADU Regulations and Zoning Requirements
Before breaking ground, homeowners must understand that ADU construction in Sequim is governed by both the City of Sequim and Clallam County regulations, depending on whether the property falls within city limits or the surrounding unincorporated areas. Key rules to be aware of include:
- Lot size requirements: Properties within Sequim city limits typically must meet minimum lot size thresholds before an ADU is permitted.
- ADU size limits: Detached ADUs are generally capped at a maximum square footage, often around 1,000 square feet, though this can vary by zone.
- Owner-occupancy rules: Some zones may require the property owner to occupy either the primary residence or the ADU.
- Setback requirements: ADUs must comply with specific front, rear, and side yard setbacks as defined in Sequim's municipal code.
- Utility connections: Separate water and sewer connections may be required, and Sequim's infrastructure considerations must be factored into project planning.
Types of ADUs Built by Sequim Contractors
Skilled ADU contractors in Sequim are experienced in building a variety of unit types to suit different property layouts and homeowner goals. Common ADU types in the area include:
- Detached ADUs (DADUs): Standalone structures built in backyards, popular among Sequim homeowners with larger lots.
- 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 in established neighborhoods.
- Junior ADUs (JADUs): Smaller units created within the existing footprint of the primary residence.
Why Hire a Local Sequim ADU Contractor?
Hiring a local ADU contractor in Sequim, WA offers significant advantages. Local professionals understand the specific permitting process through the Sequim Community Development Department, are familiar with Clallam County building codes, and have established relationships with local inspectors. They also understand regional construction considerations such as seismic zone requirements and building for the mild but occasionally wet Pacific Northwest winters.
With Sequim's growing retirement community and increasing housing demand, ADU construction represents a smart investment. Connect with a qualified Sequim ADU contractor today to begin your project with confidence.