Modesto, CA · Stanislaus County
Modesto's Premier ADU Builders — Accessory Dwelling Units Built Right
Custom ADU construction, garage conversions, and backyard homes in Modesto, CA and all of Stanislaus County.
Why Choose Us
Why Choose The Modesto ADU Builders
The most trusted ADU contractor in Modesto, CA — combining local expertise with California ADU specialization.
Custom Design
Tailored ADU designs that match your home, lot, and lifestyle in Modesto.
Permit Experts
We handle every City of Modesto and Stanislaus County permit from start to finish.
CA Licensed & Bonded
Fully licensed California ADU contractor, bonded and insured for your protection.
Transparent Pricing
Flat-rate ADU pricing with no surprises. Detailed estimates before any work begins.
On-Time Delivery
Most Modesto ADU projects completed in 4–6 months with reliable milestones.
Local Modesto Experts
Born and built in Modesto — we know Central Valley codes, soil, and styles.
Our Services
Our ADU Services in Modesto CA
From custom ADU design to garage conversion and permits — your complete Modesto ADU contractor.
Custom ADU Design
Architect-led ADU designs tailored to your Modesto property.
Learn more →Garage Conversion
Turn your Modesto garage into a beautiful, income-ready ADU.
Learn more →Detached ADU
Standalone backyard homes built to California ADU code.
Learn more →Junior ADU (JADU)
Affordable JADU conversions inside your existing Modesto home.
Learn more →ADU Permit Services
We manage every City of Modesto ADU permit and inspection.
Learn more →ADU Financing
Connect with trusted ADU lenders serving Modesto homeowners.
Learn more →Service Areas
ADU Builders Serving Modesto & Beyond
Proudly serving homeowners across Stanislaus County and the Central Valley.
Recent Projects
Recent ADU Projects in Modesto CA
Testimonials
What Our Modesto Clients Say
"The Modesto ADU Builders made our garage conversion painless. Permits, design, build — all handled. Our rental ADU was finished on time and under budget."
Maria G.
Modesto, CA
"Best ADU contractor in Stanislaus County. Their team built a beautiful detached ADU in our backyard. Communication was excellent."
James R.
Turlock, CA
"We added a JADU for my mother and could not be happier. Fair pricing, quality finishes, and a real local Modesto crew."
Linda P.
Ceres, CA
Ready to build your ADU in Modesto?
Free consultation and estimate — no obligation.