California's Most Trusted ADU Specialists
California ADU Center has built hundreds of premium ADUs across California. We handle everything — design, permits, engineering, and construction — so you don't have to worry about a thing.
Our ADU Services
Detached ADUs
Standalone backyard homes designed for comfort, value, and rental income.
Garage Conversions
Transform underused garages into beautiful, fully-permitted living spaces.
Junior ADUs (JADUs)
Smart in-home additions ideal for family, guests, or income units.
Custom Design & Planning
Architect-led plans tailored to your lot, lifestyle, and budget.
Permit Expediting
We push your project through city hall — fast, clean, and stress-free.
Turnkey Construction
One contract, one team, one move-in date. We deliver the keys.
Explore Our Brochure
From 400 sq ft studios to 1,200 sq ft three-bedroom homes — browse every floor plan, layout, and feature in one place. Tap the brochure to view it full-size or download a copy to share.
From Consultation to Move-In
Free Consultation
We tour your property, listen to your vision, and outline what's possible.
Design & Permits
Architectural plans, engineering, and full permit submission — handled.
Construction
Our in-house crew builds with weekly updates and on-site project management.
Final Delivery
Walkthrough, punch list, and the keys — your ADU, ready to live in.
Recent Projects
A glimpse into the homes we've built across California — each tailored to its owners, each finished to the highest standard.
Frequently Asked
Every project is priced individually — cost depends on size, finishes, site conditions, and city requirements. After a free consultation and walkthrough, we provide a clear, fixed quote tailored to your property — no vague allowances or surprise change orders.
What Our Clients Say
"California ADU Center delivered a flawless detached ADU in our backyard. Permits, design, build — all handled. Worth every penny."
"Their team converted our garage into a beautiful rental unit. The transparency on pricing was a refreshing change."
"From the first consultation to handing over the keys, everything was professional. Our JADU is gorgeous."
Why Homeowners Choose Us
Licensed General Contractor
Fully licensed, bonded, and insured — backed by a decade of California builds.
Fixed-Price Contracts
What we quote is what you pay. No vague allowances, no surprise invoices.
Dedicated Project Manager
One direct point of contact from blueprint to final walkthrough.
Fast Turnaround
Our streamlined process delivers most ADUs in 4–6 months, start to keys.
Let's Talk About Your ADU
Free consultation. Honest answers. No high-pressure sales — ever.
Start Your ADU Journey
Tell us about your property and your vision. We'll respond within one business day with next steps and a free consultation.