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ADU Contractors in Walnut Creek, CA

Expert ADU builders in Walnut Creek, CA. From design to permits and construction, we deliver custom ADUs that add value and space to your home.

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Timeliness
Setting the Standard for Service — On Time, Every Time
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Expert managers and remodelers who take pride in quality work
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Continual, Honest Updates on Your Remodel, Home Addition or ADU
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ADU Construction in Walnut Creek

Accessory Dwelling Units (ADUs) are small, self-contained homes built on the same property as your main house. Many homeowners in Walnut Creek choose ADUs to create rental income, accommodate family members, or increase property value.

LRL Builders are licensed ADU contractors in Walnut Creek, CA, with years of experience in designing and building custom ADUs. Our expert team handles every part of your project, from planning and permits to construction, ensuring high-quality results. If you are searching for reliable ADU builders for your Walnut Creek ADU projects, LRL Builders is here to make your vision a reality.

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Backyard patio with outdoor fire pit, pool, modern furniture, and landscaped surroundings

Your Go-To ADU Builders in Walnut Creek

We are your trusted ADU construction contractor in Walnut Creek. With years of experience building high-quality Accessory Dwelling Units (ADUs), we know what it takes to deliver projects on time and within budget.
Our team is fully licensed and insured, ensuring every ADU is built safely and meets all local building codes. We handle all permits and approvals, so you don’t have to worry about the legal side of construction.
As a trusted ADU builder in Walnut Creek CA, we focus on quality, attention to detail, and customer satisfaction. From custom designs to final construction, we make the process smooth and hassle-free for you.
Choose LRL Builders for your ADU project and get professional service, expert guidance, and a home addition that adds value to your property.

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professional

ADU Construction

services in walnut creek, ca

We specialize in building high-quality ADUs (Accessory Dwelling Units) in Walnut Creek, CA. Whether you want a backyard guest house, a garage conversion, or a custom ADU, we handle everything from design to final construction. Here’s how we help you bring your ADU vision to life:

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Custom ADU Design
  • Personalized design consultations
  • Site evaluation and planning
  • Material and finish selection

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Garage Conversions
  • Structural assessments
  • Insulation and ventilation solutions
  • Interior design and layout
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Detached ADU Construction
  • Foundation and structural work
  • Utility connections
  • Exterior and interior finishing
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Navigating Permits and Regulations
  • Permit applications and approvals
  • Compliance with state and local ADU ordinances
  • Coordination with inspectors and officials

Benefits of Building an ADU in Walnut Creek

Building an ADU (Accessory Dwelling Unit) in Walnut Creek can bring many benefits to homeowners. High-quality ADUs can fit your needs and budget. Here’s why adding an ADU is a smart choice:

Increase Property Value

An ADU adds extra space and modern features to your property. This can significantly increase the overall value of your home. Whether you plan to sell in the future or just want a better investment, an ADU is a great way to boost your property’s worth.

Rental Income Opportunities

With an ADU, you can rent it out and earn extra income. Many homeowners in Walnut Creek use their ADUs as long-term rentals or vacation rentals. This additional income can help cover your mortgage or other expenses.

Extra Living Space for Family

ADUs are perfect for growing families. You can use the space for elderly parents, adult children, or guests. It gives your family privacy while still keeping everyone close together.

Sustainable Housing Solution

Building an ADU is also an eco-friendly choice. ADUs use less energy than traditional homes, making them a sustainable housing option. It’s a smart way to make your property more efficient and environmentally friendly.

Types of adus we build

Detached ADUs

Separate from your home, perfect for privacy or rental space.

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Attached ADUs

Connected to your house, adding extra living space efficiently.

Garage Conversion ADUs

Transform unused garages into comfortable living units.

Junior ADUs

Small, efficient units ideal for rentals, offices, or guest space.

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Multi‑Purpose Retreat in One Elegant Backyard ADU
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Why Choose us for Your

ADU Construction

?

We know building an Accessory Dwelling Unit (ADU) is a big decision for homeowners. That’s why we make it simple and stress-free.

  • Licensed & insured professionals
  • Custom designs created to match your style and budget
  • Timely project completion with no unnecessary delays
  • Premium materials and expert craftsmanship for lasting results
  • Transparent pricing with no hidden costs
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Testimonials

What Our Walnut Creek Clients Say About LRL Builders

We’re proud to earn the trust of homeowners and businesses across Walnut Creek. Here are a few reviews from our happy clients.

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98.5  Client Satisfaction

our remodeling process

Initial Consultation
We begin with a free, no-obligation consultation to understand your vision, needs, and budget.
Initial consultation
Planning
Our team develops a detailed plan, including timelines and cost estimates.
Design & Planing
Permitting and Approvals
We handle all necessary permits and ensure compliance with local regulations.
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Construction
We execute the project with precision, keeping you updated throughout.
Permitting and Approvals
Final Inspection
We review the completed work with you to ensure your satisfaction.
Final Inspection
Consultation
We start by sitting down with you to understand your ideas, needs, and budget. Clear planning from the beginning helps build trust and sets the foundation for a smooth project.
Initial consultation
Design
At LRL Builders, we create designs that match your vision while keeping everything affordable and within budget. Our team stays updated with modern styles and practical solutions.
Design & Planing
Construction
From the first day of work to the final details, we focus on quality and clear communication. You’ll always know what stage your project is in, with regular updates and inspections.
Permitting and Approvals
Completion
Your project isn’t done until you’re 100% happy. At LRL Builders, we believe every finished job is a reflection of our reputation—and our best advertisement for the next client.
Final Inspection

Free consultation

High-quality remodeling

ON-TIME COMPLETION

Individual approach

Free consultation

High-quality remodeling

Delivery Timely

Individual approach

Free consultation

High-quality remodeling

Delivery Timely

Individual approach

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Get your free quote today

Start your next home or commercial project with a trusted team. Whether it’s a kitchen, bathroom, ADU, or full home renovation, we make the process simple and stress-free. Contact us today to receive your free quote and turn your dream into a home.

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ADU Construction

FAQs

Have additional questions? Need more information?
Contact us at (925) 905-9995 or info@lrlbuilders.com.

How long does ADU construction in Walnut Creek take?

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The timeline depends on the size and type of ADU. On average, building an ADU in Walnut Creek takes 3–6 months from design to completion. Our team works efficiently to finish your project on time.

Do I need permits for an ADU in Walnut Creek, CA?

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Yes. You need city permits before starting construction. LRL Builders handles the paperwork and approvals so your ADU construction in Walnut Creek meets all local regulations.

What is the average cost of building an ADU in Walnut Creek?

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Costs vary depending on size, design, and materials. On average, building an ADU in Walnut Creek can cost between $150,000 to $350,000. We provide detailed estimates upfront to avoid surprises.

Can you customize an ADU to match my existing home?

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Absolutely! We design every ADU to complement your home’s style. From exterior finishes to interior layout, we ensure your ADU in Walnut Creek blends perfectly with your property.

Can I use an ADU for rental income?

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Yes! Many homeowners in Walnut Creek use their ADU as a rental unit. LRL Builders designs ADUs that are perfect for long-term rentals or short-term stays, helping you maximize your property’s value.

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Visit Our Walnut Creek

ADU Construction

location

We proudly serve Walnut Creek, Lafayette, Moraga, Orinda, Oakland, Piedmont, Alameda, Berkeley, Alamo, Danville, Blackhawk, San Ramon, Clayton, Concord, Pleasant Hill, Martinez, and more!

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Building with Integrity Delivering with Pride

Our extensive range of services ensures that every project meets the highest standards. Experience quality craftsmanship and customer satisfaction that sets us apart in the construction industry. Discover more about how we can help you today!

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