
ADU Construction Seattle, WA and All Nearby Areas
Expand Your Living Space & Property Value
Looking to maximize your property's potential in the Seattle area? At Craftsman Builders, we specialize in ADU construction in Seattle, WA, helping homeowners create versatile, high-value Accessory Dwelling Units. Whether you envision a backyard cottage, a detached accessory dwelling unit (DADU), or an attached accessory dwelling unit (AADU), we're your trusted home remodeling contractor ready to bring your vision to life.
(206) 888-6554What is an ADU? Unlock New Possibilities for Your Seattle Home
Schedule a free consultationAn Accessory Dwelling Unit (ADU) is a secondary dwelling on the same property as a single-family home. They're a smart solution for expanding your living space without moving, offering incredible flexibility and value. Building an ADU is a strategic home addition that can transform your home and offer numerous benefits:
Guest Suite: Provide comfortable accommodations for family and friends.
Rental Income: Generate passive income to supplement your finances.
Home Office: Create a dedicated, quiet workspace separate from the main house.
Multi-Generational Living: Offer independent living for aging parents or adult children.
Home Gym or Studio: Design a personal space for hobbies, fitness, or creative pursuits.
Increased Property Value: ADUs significantly boost your home's overall worth and market appeal.
Craftsman Builders helps you navigate Seattle's specific zoning and permitting requirements to ensure your ADU project is a seamless success.
Proudly Serving the Greater Seattle, WA Area for ADU Construction
Your Trusted, ADU Construction Company Providing Accessory Dwelling Unit Builder Services
Craftsman Builders is your premier remodeling contractor for exceptional ADU construction services across the Greater Seattle area. We are proud to serve homeowners in:
Explore our Expertly Completed Home Remodeling Projects

Crimson Luxury
Whole Home Remodeling in Magnolia, Seattle

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Kitchen Remodel in Madison Park, Seattle
Comprehensive ADU Construction Services in Seattle
From initial concept to final move-in, Craftsman Builders manages every aspect of your ADU construction project.
Our design-build approach ensures a cohesive and efficient home remodel project that aligns perfectly with your goals and existing property.
Our ADU construction services include:

ADU Design & Architectural Planning
Collaborating to create custom floor plans and elevations that complement your existing Seattle home and maximize functionality.
Site Selection & Preparation
Ensuring the ideal placement for your ADU, including necessary grading, utility connections, and foundation work.
Permit Acquisition in Seattle
Guiding you through the complex local permitting process, including zoning compliance and building codes.
Foundation & Framing
Building a solid and secure structure from the ground up.
Structural Modifications
For AADUs, seamlessly integrating the new structure with your main home's existing framework.
Plumbing Updates
Installing all necessary plumbing for kitchens, bathrooms, and laundry facilities within the ADU.
Electrical Upgrades
Wiring the ADU for lighting, appliances, and HVAC systems.
Insulation & Drywall
Creating energy-efficient and comfortable interior spaces.
Window & Door Installation
Selecting and installing high-quality, energy-efficient windows and doors.
Roofing
Ensuring a durable and long-lasting roof for your new dwelling.
Interior Finishing
Complete interior work including kitchen remodel, bathroom renovation, flooring, painting, and trim.
Exterior Finishes
Matching your ADU's exterior to your main home's aesthetic or creating a distinct look.
Whether you need an attached garage conversion to an ADU, or a completely detached accessory dwelling unit (DADU), our experienced local team delivers exceptional craftsmanship and meticulous attention to detail.
Why Choose Craftsman Builders for Your ADU Project in Seattle?
Choosing Craftsman Builders means partnering with a team committed to unwavering commitment to quality craftsmanship and client satisfaction. We understand that building an ADU is a significant investment and a complex home building endeavor.
Experienced Local Team with Deep Knowledge
Our experienced local team of designers, architects, and project managers possesses deep local knowledge of Seattle's unique architectural styles and, crucially, its specific ADU regulations and permitting requirements. This expertise ensures your ADU construction project navigates legalities smoothly, avoiding common pitfalls and delays.
Custom Solutions & Personalized Design
Every homeowner's needs are unique, and so is every property. We tailor each ADU construction project to your specific goals, whether it's maximizing rental income, creating a perfect guest suite, or a bespoke home office in garage conversion. Our focus is on crafting spaces that are both beautiful, highly functional, and perfectly integrated with your dream home.
Unwavering Commitment to Quality Craftsmanship
Our reputation for excellence and professionalism in Seattle home improvements extends to every ADU construction. We use high-quality materials and proven home building techniques to ensure your new dwelling is durable, comfortable, and a valuable asset for years to come. Our craftsmanship ensures your ADU not only meets but exceeds expectations.
Stress-Free Project Management
Our seamless project management means your ADU construction will be done on time and within budget, minimizing disruption to your daily life. We prioritize clear communication and transparency, keeping you informed from initial ADU design to final completion. Your dedicated project manager ensures a smooth remodeling process.
Schedule a free ADU Construction consultation
What Does ADU Construction Cost? Your ADU Cost Guide
Understanding the remodel cost is a key step in planning your ADU construction project. The investment for an ADU can vary significantly based on its size, type (attached vs. detached), complexity of design, and finishes chosen. Factors influencing your ADU cost guide include:

The need for new utility connections (water, sewer, electrical).
The level of interior finishes (e.g., full kitchen remodel and bathroom renovation vs. simple studio).
Site accessibility and preparation challenges.
Specific ADU design and architectural elements.
For a detailed understanding of the ADU construction cost guide and to receive an accurate estimate tailored to your specific needs, we encourage you to contact us for a personalized consultation. We provide transparent pricing and help you make informed decisions that align with your budget and vision for a new living space.
Ready to Transform Your Property with an ADU?
If you're ready to transform your home and maximize your property's potential with a custom ADU construction project, Craftsman Builders Seattle is here to bring your vision to life. Let us help you reimagine your home and create a valuable new living space.
Contact Craftsman Builders today for a consultation and let's discuss your ADU construction project! Your Seattle home transformation starts here.
Schedule a free ADU Build Consultation