Save big on your dream ADU with 10% Off & a Free 3D design until 2/28
Your designer works with you to create a professional 3D rendering of your dream ADU for free! When you’re ready to bring it to life, we make the process easy with 20+ years of experience building in San Diego.
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Work with the Highest Rated ADU Builder in San Diego County



Discover why hundreds of homeowners in San Diego choose Precision
With precision Homes, enjoy award winning service, a stress-free experience & 20+ years of experience building in San Diego.
- Free custom 3D designs -We create a 3D rendering of your design so you’re confident in every detail before construction begins.
- Dedicated project manager- to ensure your project is done right & and on time.
- San Diego County ADU Experts- Your project manager knows all the local rules, so you can relax while we handle the permitting process.
- Award winning service - Year after year, we’re recognized for delivering top notch service to our clients.
- Flexible Financing Options - No matter what it takes, we make sure you’re completely satisfied with the final result!
See What Our Clients Are Saying
A+
4.9
4.8
4.8
“It still doesn’t feel real… It’s everything we ever wanted. We love it!”
“Through every aspect Renan was right there! Everyone was very professional”
“Precision was really great at communication every step of the way.”
“I couldn’t be happier it’s everything I wished for and more”
“Choosing precision was absolutely the right Decision”
“It was a pleasure working with Renan and his team. They were on budget & on time!”
A Few Dream ADU’s We’ve Brought to Life
Psst… We’ve done this hundreds of times. With 20+ years of experience in San Diego we’ve mastered building dream homes in less time, with less stress, and at an amazing value.
ADU Questions? We’ve got you covered.
After your ADU is completed, we are here to support you to make sure you’re 100% satisfied with your new ADU. Also we provide you with maintenance tips, warranty support, and advice on how to maximize the use of your new space.
Customization is at the heart of our service because our goal is to bring your dream to life! From layouts to finishes and features, we offer extensive options for your needs, ensuring it perfectly complements your lifestyle.
Absolutely! We handle the entire permitting process for your ADU, from initial application to final approval. We work closely with local authorities to ensure your ADU complies with all regulations, simplifying what can often be a complex process.
Custom ADUs are built right on your property, giving you custom options that match your needs and the space you have. Prefab ADUs are made in a factory and put together on your land.
Yes! Adding an ADU to your property increases its value because it gives extra living space, which most home buyers want. It not only enhances functionality while you live their but if you decide to sell your home, it will be more attractive to buyers.
Ready to speak with your designer?
Whether you’re ready to begin or just exploring possibilities, your designer will guide you every step of the way. The first step is easy – just give us a call at (858) 544-1118 or click the button below to get started!
It’s quick, free, and Easy