BB Builders Pro specializes in ADU construction, garage conversions, home additions, and detached backyard cottages. Services include custom design, permitting, zoning compliance, and renovations—ideal for rental income or family housing.
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Chapman Projects offers ADU design and construction in Seattle, Bellevue, and King County. With 20+ years of experience, they provide custom accessory dwelling units, detached ADUs, and backyard cottages using sustainable building practices.
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Lakeside ADU & Home Planning, based in Lake Stevens, WA, is a full-service ADU builder serving the Puget Sound Region. They specialize in backyard cottages, mother-in-law suites, garage conversions, and new builds, managing design, permitting,... read more
Abel Construction LLC builds barndominium ADU shells in Black Diamond & Rochester. Ideal for rentals, guest suites & extra living space. Durable, cost-effective & customizable structures for property owners.
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Red's Construction & Renovation serves Federal Way & South King County, WA, specializing in ADU construction including detached, attached, garage conversions & basement units. Costs range from $50K–$300K+. Licensed, insured, transpar... read more
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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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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An ADU (accessory dwelling unit) is a secondary dwelling on a single-family lot. Types include basement apartments, garage conversions & detached cottages. Costs vary by size, design, permits & materials. Professional ADU contractors ensur... read more
Our team specializes in ADU construction and home remodeling, creating functional, well-designed spaces with quality craftsmanship and attention to detail.
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NW Build specializes in ADU & DADU construction in Bellevue and the Puget Sound region. They manage permits, design, and builds for detached ADUs, attached units, and granny flats, adding value to residential properties.
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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
Evola Builds LLC, led by Michael and Amber Evola, offers residential renovation and construction services including bathroom remodels, ADU work, garage conversions, and structural modifications, collaborating closely with architects and homeowners... read more
Seattle-based United Signature specializes in ADU & DADU construction. They offer custom design, permitting, and project management. Benefits include rental income, multi-generational living & versatile spaces. Financing available via Enha... read more
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.read more
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.
read moreKent, Washington, situated in the Green River Valley between Seattle and Tacoma, is one of the fastest-growing cities in King County. With a booming population and a strong demand for affordable housing, ADU contractors in Kent, WA are busier than ever helping homeowners maximize their property value. Whether you're looking to build a detached backyard cottage, a garage conversion, or an attached accessory dwelling unit, working with experienced ADU contractors in Kent is essential to navigating the city's specific zoning and building requirements.
Before breaking ground, homeowners and contractors must understand Kent's local ADU ordinances, which fall under the broader framework of King County and Washington State ADU laws. Kent follows Washington State's HB 1337, passed in 2023, which significantly expanded ADU rights statewide. Key regulations that your ADU contractor in Kent must be familiar with include:
Hiring a local ADU contractor in Kent offers significant advantages. Local professionals are familiar with Kent's specific soil conditions near the Green River floodplain, which can affect foundation design and construction costs. They also have established relationships with the City of Kent's permitting department, helping to streamline approvals and avoid costly delays. A knowledgeable Kent ADU contractor will also be aware of any stormwater management requirements enforced by the City, which are particularly relevant given the area's proximity to the Green River and its associated drainage systems.
Experienced ADU builders in Kent typically work on a variety of unit types to suit different property layouts and homeowner goals:
With housing demand continuing to rise across King County, building an ADU in Kent is a smart investment. Partnering with a qualified, licensed ADU contractor in Kent, Washington ensures your project meets all local codes, stays on budget, and adds lasting value to your property. Contact a trusted local ADU specialist today to discuss your vision and get started on permits.