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Detached ADU exterior with stucco and pitched roof by UpFront Remodeling in the San Fernando Valley

ADUs & Garage Conversions

ADU & Garage Conversions in Los Angeles, Thousand Oaks & the San Fernando Valley

Maximize Your Property’s Potential with Smart, Stylish Conversions

Most single-family lots in Los Angeles allow one ADU plus one Junior ADU without a discretionary hearing. Converting an existing garage runs $80,000 to $150,000 over three to five months including permits; a detached, ground-up ADU runs $150,000 to $300,000+ over five to eight months. Garage conversions are usually the faster route, because they are exempt from much of the setback and lot-coverage rules new construction has to meet. We handle design, engineering and permitting on both.

Our ADU & Garage Conversion Services

  • Standalone ADUs & Guest Houses — Custom-built living spaces.
  • Energy-Efficient & Smart Home Features
  • Complete Kitchen & Bathroom Installations
  • Multifunctional Spaces (Home Office, Gym, Studio, etc.)
  • Garage to Living Space Conversions — Full renovations for extra functionality.

Frequently Asked Questions

How much does an ADU or garage conversion cost?

A garage conversion into a livable ADU typically runs $80,000 to $150,000, while a detached ground-up ADU can run $150,000 to $300,000+ depending on size and finishes. We provide a free estimate based on your specific property.

How long does an ADU or garage conversion take?

Garage conversions typically take 3 to 5 months including permitting; a new detached ADU usually takes 5 to 8 months from design through final inspection.

Can I rent out my ADU or garage conversion?

In most cases, yes — ADUs and JADUs built to code can be legally rented as separate living units, which is one of the most common reasons homeowners build them for added income.

Do you handle ADU permitting and design?

Yes. We manage design, engineering, and the full permitting process with your city, including compliance with California’s ADU regulations.

Serving These Areas

Los Angeles, CA

San Fernando Valley, CA

Santa Clarita, CA

Thousand Oaks, CA

Westlake Village, CA

Simi Valley, CA

Camarillo, CA

Oxnard, CA

Let’s create your perfect ADU—get a free estimate today!

Contact Us818-305-1919

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