ADU Construction in San Diego, CA

Build Your Perfect ADU with Prime Built Home Services
At Prime Built Home Services, we specialize in Accessory Dwelling Unit (ADU) construction in San Diego, CA, delivering beautiful, functional, and code-compliant backyard homes, granny flats, garage conversions, and guest houses. Whether you want to create additional living space for family, build a rental unit for extra income, or add value to your property, our team of experts is here to guide you through the entire process, from design to final inspection.
What is an ADU?
An Accessory Dwelling Unit, commonly known as a granny flat, backyard home, or in-law suite, is a secondary housing unit built on a residential property. San Diego homeowners are increasingly adding ADUs to maximize space, generate rental income, and create flexible living options. Our team stays up to date on local zoning laws and permitting requirements to ensure your project is smooth, fast, and stress-free.

Our ADU Construction Services
We offer full-service ADU construction to meet your unique needs:
Backyard ADUs
Fully detached secondary homes built in your backyard.
Garage Conversions
Transform your existing garage into a stylish, livable space.
Granny Flats & In-Law Units
Perfect for multi-generational living or rental income.
Above-Garage Units
Efficiently add living space without sacrificing your yard.
Custom Designs
Built to your specifications with your style and budget in mind.
Backyard Conversions
Maximize unused space by turning your basement into a fully functional ADU.
Why Choose Prime Built Home Services?
Local San Diego Experts
We understand the city’s ADU regulations and permit processes.
Full-Service Project Management
From initial design to final build, we handle everything.
High-Quality Craftsmanship
We take pride in building durable, beautiful, and functional spaces.
Transparent Communication
You’ll always know where your project stands with our team.
Guaranteed Satisfaction
We stand by our work with warranties and quality guarantees.
Customized Solutions
We tailor every ADU to fit your lifestyle, property, and budget, ensuring a space that’s truly yours.
Start Your ADU Project Today
Building an ADU is one of the best investments you can make for your property. Whether you’re looking to create more living space for family, generate passive rental income, or simply add value to your home, our team is here to help.
Let’s turn your vision into reality.
What to Expect from Our ADU Process
1
Consultation
We’ll discuss your goals, budget, and design preferences.
2
Design & Permits
Our experts handle all design work and permitting.
3
Regular Progress Updates
We keep you informed throughout the project with clear timelines and milestone check-ins.
4
Construction
Skilled builders bring your ADU to life with high-quality materials.
5
Final Walkthrough
We ensure every detail meets your expectations.
6
Post-Completion Support
After your ADU is finished, we provide guidance on maintenance and are always available for any follow-up questions.
Common ADU Questions
How much does it cost to build an ADU in San Diego?
The cost of an ADU depends on size, location, and design. On average, San Diego ADUs can range from $100,000 to $300,000. Contact us for a detailed, personalized estimate.
How long does ADU construction take?
The timeline varies based on permitting and project complexity but generally ranges from 4 to 9 months from start to finish.
Do I need permits for an ADU in San Diego?
Yes, permits are required. Our team will manage all permitting and inspections to ensure your project complies with local codes.
Hear From Our Happy Clients
Prime Built Home Services exceeded our expectations! Their attention to detail and commitment to quality made our kitchen remodel truly outstanding. Highly recommended!
James Smith
We are thrilled with the bathroom renovation completed by Prime Built. Their team was professional, and the final result is exactly what we envisioned.
Michael Johnson
The new construction project was seamless and stress-free. Prime Built delivered on time, and the quality is impeccable. I couldn’t be happier!
Emily Davis
Contact Prime Built Home Services
Let’s bring your ADU vision to life. Get in touch today for your free consultation.
