ADU Builder Pleasanton
Custom, High-Quality Accessory Dwelling Units
Are you looking to build an Accessory Dwelling Unit (ADU) in Pleasanton, CA?
Keep Your Family Close with a Custom ADU
Whether you want to create a comfortable space for aging parents, independent living for adult children, or a guest house for extended family, ADU Builders Group is your trusted ADU builder in Pleasanton California.
With over 20 years of experience, we specialize in designing and constructing high-quality, custom-built ADUs that strengthen family bonds, enhance multigenerational living, and improve your lifestyle while ensuring compliance with local building regulations.
Build with Peace of Mind
We are the only ADU company in Pleasanton that offers a three (3) years project warranty on our services with complementary annual project inspection. All of this on top of the ten (10) years warranty on structural components.
✔ 3 Years Project Warranty
✔ Complimentary Annual Inspection
✔ 10 Years Structural Warranty
Why Choose Us?
1. Peace of Mind with Industry-Leading Warranties
✅ 3 Years Project Warranty – We stand by our craftsmanship, ensuring any issues within the first three years are addressed promptly and professionally.
✅ Free Annual Inspection – Our commitment to quality extends beyond project completion, we provide a free annual inspection, for the first three years after project completion, to ensure your ADU remains in excellent condition.
✅ 10 Years Structural Warranty – Our ADUs are built to last, and we back them with a decade-long structural warranty, giving you confidence in the longevity of your investment.
2. Expert Guidance & Hassle-Free Process
✅ Permitting & Compliance Experts – Navigating Sunnyvale's ADU regulations can be complex, but our experienced team ensures a smooth approval process, handling all paperwork and city requirements to prevent costly delays.
✅ 20+ Years of Construction Expertise – With decades of expertise in the construction industry and a dedicated focus on ADUs for over five years, we bring the knowledge, efficiency, and craftsmanship necessary to deliver high-quality results every time.
✅ Fast & Efficient Construction – Our streamlined process and skilled project management ensure your ADU is completed on time without unnecessary disruptions to your daily life.
3. Superior Craftsmanship & Custom Designs
✅ Aging-in-Place & Accessibility Features – Our ADUs are designed with the future in mind, incorporating accessibility features such as wider doorways, step-free entrances, and senior-friendly layouts for long-term convenience.
✅ Tailored Solutions for Every Home – Every family’s needs are unique, which is why we create custom ADU designs that maximize space efficiency, match your home’s aesthetics, and fit your lifestyle.
✅ High-Quality Materials & Precision Engineering – We use only top-tier materials sourced from our trusted, high-quality suppliers, ensuring that your ADU is durable, safe, and built to last for generations.
4. A Lifestyle Solution for Your Family's Needs
✅ Keep Loved Ones Close – Give elderly parents or adult children a private yet nearby living space, ensuring family members stay connected while maintaining their independence.
✅ Multigenerational Living Made Easy – Whether it's providing a comfortable home for aging parents or giving young adults a head start, our ADUs foster a supportive and practical living arrangement.
✅ Enhance Your Home’s Functionality – More than just extra space, an ADU can serve as a dedicated home office, personal gym, creative studio, or even a guest house for visiting relatives and friends.
About Us
Partners and Affiliations
ADU Builders Group Inc.
ADU Builders Group is a local, family-owned company dedicated to providing innovative solutions to California’s housing crisis, with passion for helping multigenerational families. Having high regards to family-oriented values, our work reflects a deep commitment to creating practical, high-quality custom ADUs that bring loved ones closer while respecting privacy and independence. With heart, craftsmanship, and a focus on community, we build homes that inspire and unite.
✔ Proudly Local
✔ Family-Owned
✔ Licensed and Insured
A Partner & Sister-Company of
Imagine Unique Remodels
Our Services and Expertise
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What's The Best Type of ADU for You?
Our Process
Consult with our ADU Experts
1
To start, discuss your needs, goals, and vision for your ADU with our experts. Start by having a phone consultation with us at (408) 413-3373. We'll set your schedule for the in-person meeting during the call. You'll receive expert recommendations and estimate for your ADU during the consultation phase at no cost.
2
Design with our Architect
Need to customize your ADU based on your needs and requirements? Design your own ADU and turn your ideas into an architectural plan with our Architect.
4
Construct & Pass Inspections
Our Project Managers will be in constant communication with you during construction and will ensure that your projects pass all inspections.
3
Obtain Permits Effortlessly
Our Liaison Officer will take care of the permits for you and work with the city to ensure that all paperworks are in place quickly and efficiently.
5
Enjoy and Maintain your ADU
Live the lifestyle you want and be worry-free. We'll continue to provide support and care to your project with our warranties and annual project inspection.
Local ADU Regulations in Pleasanton
Below is an overview of ADU regulations in Pleasanton. If you need more details about how these rules apply to your property, contact us to get connected with an ADU expert.
Where ADUs Are Allowed
ADUs are generally permitted on residential properties, though some exceptions may apply. Your property must have an existing or planned single-family home or a multi-family building, such as a duplex, triplex, or apartment complex. Reach out to us to determine whether your property qualifies for an ADU.
Minimum Lot Size
There are no minimum lot size restrictions—any property, regardless of its dimensions, may be eligible for an ADU.
Number of ADUs Allowed
Most single-family homes can accommodate one or two ADUs. Multi-family properties may qualify for multiple ADUs, depending on the number of existing units and the type of ADU being constructed. Get in touch with our team to find out how many ADUs your property can support.
Parking Requirements
Conversion and junior ADUs generally do not require additional parking. However, attached and detached ADUs typically require at least one parking space unless an exemption applies. Reach out to us for expert guidance on Pleasanton’s ADU parking regulations.
Featured Project
ADU Builder Pleasanton FAQs
How long does it take to build a secondary living unit in Pleasanton?
Most homeowners complete the process in 8 to 12 months, which includes 1–2 months for design, 2–4 months for permits, and 4–6 months for construction. Projects involving hillside lots or extensive utility work may take a bit longer.
What does it cost to add a backyard cottage in Pleasanton?
Building a small second home typically costs $450 to $500 per square foot, depending on materials, design complexity, and site conditions. A 750 sq. ft. in-law suite may cost $340,000+, while larger or more customized units can exceed $475,000. Don’t forget to budget for permits, utility upgrades, and landscaping.
Can the new space connect to the home’s existing utilities?
Yes. These compact homes can usually share water, sewer, and electric lines with the main house. If you’re planning to rent it out or want separate billing, installing separate meters might be worth considering. Electrical panel upgrades may also be needed in older homes.
Are there green building or energy efficiency incentives?
Yes. Pleasanton homeowners can take advantage of BayREN rebates, along with solar incentives, EV charging support, and appliance efficiency programs. All new units must meet California’s Title 24 energy code, and smaller structures under 750 sq. ft. are often exempt from local impact fees.
Why are people adding small-scale homes to their properties?
These secondary dwellings provide flexible options for housing family members, long-term guests, or tenants. They’re also a smart way to generate passive income or provide space for a home office or caregiver. In a city with high housing demand, they offer practical and private solutions.
Is there a lot of interest in building in-law units in Pleasanton?
Yes. More homeowners are exploring garage conversions, detached cottages, and converted basements as creative ways to expand their living space or help loved ones stay nearby—all without leaving their current neighborhood.
What styles are popular in Pleasanton?
Homeowners often lean toward traditional or modern Craftsman designs, with features like open layouts, vaulted ceilings, energy-efficient windows, and outdoor patios. Detached units are popular for privacy, while attached or converted spaces tend to be more cost-effective.
Where can I find local info on planning and permits?
The City of Pleasanton’s Planning Division offers online tools including zoning maps, development standards, and permitting checklists. You can also meet with staff for site-specific guidance before you begin the design process.
Do these second homes affect neighborhood character?
Not significantly. Pleasanton has guidelines to ensure these compact dwellings respect setbacks, height limits, and design compatibility, helping them blend into existing neighborhoods without compromising curb appeal.
Will I need extra parking for the new space?
Not always. If your unit is within ½ mile of public transit or involves a garage or basement conversion, no extra parking is required. In other cases, you may need to add one off-street space, depending on the layout and location.
Service Areas
Want to build your own ADU but don't know how to start?
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