Modular accessory dwelling unit — Los Angeles, CA
Last updated: September 24, 2026
What affects the price
Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.
About this service
These units are built in a factory setting and then transported to your property for final assembly. This option is often chosen to reduce construction time and minimize disruption to your neighborhood. The final price is influenced by transport logistics, site preparation, and the level of customization. Exact pricing confirmed free on the call.
Frequently asked in Los Angeles
What should I have ready before ADU pros visit my Los Angeles property?
Can you recommend an ADU company in Los Angeles?
How do I get a quote for an ADU in Los Angeles?
To get a quote for an ADU in Los Angeles, simply call us. We'll arrange for a licensed, insured pro to discuss your project. They'll assess your property and your needs. This initial consultation is free and without obligation. You'll receive a detailed quote after they've gathered the necessary information.
What's involved in building a modular ADU in Los Angeles?
How do I get a permit for an accessory dwelling unit in Los Angeles?
What are the steps for constructing a detached ADU in Los Angeles?
Can I get an ADU permit for a backyard unit in Los Angeles?
Also serving nearby: Santa Monica · Inglewood · South Gate · Compton · Torrance
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of Los Angeles — population 3,820,914; about 8,120 residents per square mile across 470.5 sq mi. ZIP codes covered include 90001, 90002, 90003, 90004, 90005, 90006, 90007, 90008.
Neighborhoods served in Los Angeles: Hollywood, Downtown LA, Westwood, Silver Lake, Pasadena, Encino — and every surrounding area.
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