A DADU is built as a separate, detached structure on the same property as the main home. An Accessory Dwelling Unit (ADU) is attached to or incorporated within the existing home.

The cost depends on the size, design, site conditions, utility connections, and interior finishes. During your consultation, we'll provide a customized estimate based on your property, lifestyle, and project goals.

Most DADU projects take 6 to 12 months from design through construction. The timeline varies depending on permitting, utility work, customization, and overall project complexity.

Yes. DADUs typically require building permits and must comply with local zoning regulations, building codes, and utility requirements. We'll help guide you through the permitting process before construction begins.

DADUs are incredibly versatile and can serve as guest houses, multigenerational living spaces, private home offices, art studios, fitness rooms, caregiver suites, or long-term rental units, depending on local regulations.

Many properties are eligible, but feasibility depends on lot size, zoning requirements, setbacks, utility access, and local building regulations. We'll evaluate your property and discuss the options available for your home.

Absolutely. We design DADUs to complement your home's architecture, exterior materials, rooflines, and finishes, creating a cohesive look that feels like a natural extension of your property.

Yes. Most DADUs are designed as fully functional living spaces complete with a kitchen, bathroom, bedroom, and living area, providing the comfort and independence of a traditional home.

DADUs offer homeowners greater flexibility by creating additional living space without purchasing a new home. Whether used for family, guests, or future rental opportunities, they provide a practical investment that adapts to changing lifestyles. For example, DADUs are one of the most popular solutions for multigenerational living, offering family members privacy and independence while keeping loved ones close. They're also a flexible investment that can adapt to your family's changing needs over time.

• F&M Construction and Remodeling has been serving homeowners and families in the Bellevue, Seattle, Greater Eastside, and surrounding areas since 2010.

• We are a trusted, local general contractor based out of Bellevue, WA, with deep roots in the Puget Sound region.

• F&M is licensed, bonded, and insured in Washington State (Contractor License FMCONMC877MR).

• We work with homeowners in Bellevue, Mercer Island, Medina, Woodinville, Kenmore, Redmond, Kirkland, Sammamish, Issaquah, Newcastle, Seattle, and Renton. Transforming homes in the Pacific Northwest is our specialty.

• F&M understands how involved a remodel or renovation can be. We know how it will affect your daily life, so we keep the entire project organized and on schedule, while providing plenty of communication and guidance along the way. Let us turn your vision into reality.