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ADU BUILDERS IN THE BAY AREA

ADU Construction in the Bay Area

Adding an Accessory Dwelling Unit is one of the best ways to expand your space, generate rental income, or support multigenerational living. At Rock Bay Construction & Remodeling, we offer complete ADU construction in the Bay Area for homeowners who want a functional, code-compliant build without the confusion. Whether you’re converting a garage or building a custom ADU, we handle everything from plans to permits and final finishes.

Your Local ADU Builders

We are licensed ADU builders with hands-on experience in Bay Area zoning, permitting, and layout planning. Our team manages the entire process and provides daily oversight on every job. As trusted ADU contractors in the Bay Area, we help homeowners make smart, lasting additions to their properties with clarity and care. We take care of everything—design, permitting, foundation, framing, and finishes—so you can focus on enjoying your new space. Let us help you create a fully functional ADU that adds value and versatility to your property.
  • Detached ADUs & Garage Conversions
  • Custom Layouts & Space Planning
  • Complete Permit & Code Compliance
  • High-Quality Construction & Design

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Types of ADUs We Build

We offer full-service design and ADU construction in the Bay Area for a variety of layouts and uses. ADUs add flexible living space, improve property value, and support long-term use without changing your main home.

Rock Bay

Why Build an ADU

The demand for ADU in the Bay Area continues to grow. Families use them for aging parents, young adults, or as rental units to offset mortgage costs. Whether you’re building an ADU for personal use or income, we make the process efficient, legal, and tailored to your goals.

Our team ensures your ADU construction Bay Area project is fully permitted and ready to live in.

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ADU Costs in the Bay Area

ADU cost in the Bay Area depends on square footage, access, type of ADU, and materials. Detached ADUs usually cost more than garage conversions or JADUs.

We give you clear pricing and walk you through every step so you can plan confidently.

ADU Building
10+
Years of Experience

Why Choose Rock Bay

We are reliable ADU contractors near me who manage every detail. With over a decade of experience, an in-house crew, and local know-how, Rock Bay Construction & Remodeling is the ADU contractor in the Bay Area that gets the job done right.

  • Over 10+ Years of Experience
  • 100% Customer Satisfaction Guaranteed
  • Free Design and 3D Renderings
  • In-House Team and Quality Control

Let’s Build Your Bay Area ADU

If you're planning an ADU in the Bay Area, talk to Rock Bay. From initial planning to the final inspection, we keep your project on track and on budget. Let’s get started on your next ADU building project.
Call Now (415) 730-2856
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