Building an ADU in Milpitas isn’t just about adding square footage, it’s about creating a smart, future-ready living space that increases property value while blending seamlessly with your primary home. At King David Home Builders, we specialize in custom-designed ADUs that meet Milpitas zoning requirements, maximize usable space, and deliver lasting architectural quality.
Over 30 years of experience, 100+ ADUs built, and fully licensed, bonded, and insured.
Not all ADU projects are equal. Our approach goes far beyond construction, we design ADUs that function like standalone homes.
What sets us apart in Milpitas:
Custom ADU designs tailored to lot size, setbacks, and privacy
Deep understanding of Milpitas ADU regulations & SB9 laws
High-end finishes that increase resale and rental value
Clear timelines, transparent pricing, and full permit management
From concept to completion, our team ensures your ADU is efficient, elegant, and legally sound.
Take a look at some of our recently completed custom homes across Santa Clara and the surrounding Bay Area. Each project showcases our commitment to high-end design, quality materials, and expert craftsmanship.






Every property in Milpitas is different and your ADU should be too. We design and build:
Our ADUs are engineered to deliver daily comfort and long-term financial benefits. We prioritize:
Whether your goal is passive rental income or housing for family members, our ADUs are built to perform for decades
ADU construction costs in Milpitas typically depend on size, design complexity, and site conditions. Most custom ADUs range from mid to high five figures and beyond. King David Home Builders provides detailed, transparent estimates after evaluating zoning, utilities, and layout options—no guesswork.
From design to completion, most ADU projects take 6–9 months, including city approvals. Our familiarity with Milpitas ADU regulations allows us to streamline permits and avoid unnecessary delays.
Yes. As experienced Milpitas ADU builders, we manage the entire permitting process—architectural plans, engineering, city submissions, corrections, inspections, and final approval—so you don’t have to deal with city paperwork.
Absolutely. A well-designed ADU can significantly increase property value and rental income potential, especially in high-demand Silicon Valley neighborhoods. Quality design and construction are key—which is where King David Home Builders excels.
Yes. ADUs in Milpitas are commonly used for long-term rentals, family housing, or private offices. We design ADUs that meet rental standards, privacy needs, and future resale considerations.
In many cases, yes. Milpitas ADU laws allow flexible options including garage conversions, attached ADUs, and junior ADUs. We conduct a full feasibility analysis to determine what’s possible on your property.
Get a Free Consultation with ADU Builders in Milpitas
Ready to unlock the full potential of your property? As trusted ADU builders in Milpitas, we deliver high-end accessory dwellings that blend design, value, and practicality.
Schedule a free consultation today and see how we can bring your ADU vision to life—on time, on budget, and with exceptional care.