Accessory dwelling unit services — 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.
Frequently asked in Los Angeles
What's involved in building an ADU in Los Angeles?
What if I need an ADU built quickly in Los Angeles?
Can you explain what an accessory dwelling unit is?
An accessory dwelling unit (ADU) is a second, smaller living unit on a single-family residential lot. In Los Angeles, these can be attached to the main house or be a separate structure. They include independent living facilities like a kitchen, bathroom, and sleeping area. ADUs are a practical way to increase housing density.
What kind of ADU housing options are there in Los Angeles?
Los Angeles offers various ADU housing options. You can choose between attached ADUs, which are part of the existing home, or detached ADUs, which are separate structures. Junior ADUs are another option, with specific size and amenity requirements. The best choice depends on your property and needs.
How do I find accessory dwelling unit builders near me in Los Angeles?
Are prefabricated accessory dwelling units a good option in Los Angeles?
What should I look for in accessory dwelling unit companies 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, Santa Monica, Pasadena, Downtown Los Angeles, Beverly Hills, Silver Lake — and every surrounding area.
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