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ADU Builders & Contractors in Malibu, CA

Building an ADU in Malibu? You'll find 110 licensed contractors in the area, ready to help. Malibu's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Malibu

Avg. Cost/sqft

$207-$382

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 110 ADU Contractors in Malibu

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#1CANTONA

Malibu, CA

Cantona — licensed ADU contractor in Malibu, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (310) 600 6574
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#2O'SHEA CONSTRUCTION

Malibu, CA

O'Shea Construction — licensed ADU contractor in Malibu, CA. Detached ADU construction. 28+ years experience.

View Profile📞 (310) 457 6410
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#3WESTWARD BUILDING & DESIGN CO

Malibu, CA

Westward Building & Design CO — licensed ADU contractor in Malibu, CA. Detached ADU construction.

View Profile📞 (310) 924 9665
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#4SDS EMPIRE CONSTRUCTION INC

Malibu, CA

Sds Empire Construction Inc — licensed ADU contractor in Malibu, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (310) 770 3344
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#5VAZELAKIS DIMITRI

Malibu, CA

Vazelakis Dimitri — licensed ADU contractor in Malibu, CA. Detached ADU construction.

View Profile📞 (310) 924 5296
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#6DESIGN EQUITY

Malibu, CA

Design Equity — licensed ADU contractor in Malibu, CA. Detached ADU construction.

View Profile📞 (818) 359 4585
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#7R J CONSTRUCTION

Malibu, CA

R J Construction — licensed ADU contractor in Malibu, CA. Detached ADU construction. 49+ years experience.

View Profile📞 (310) 993 5507
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#8MERIDIAN CONSTRUCTION & LANDSCAPE

Malibu, CA

Meridian Construction & Landscape — licensed ADU contractor in Malibu, CA. Detached ADU construction. 23+ years experience.

View Profile📞 (310) 457 1011
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#9JOHANNESSEN CONSTRUCTION COMPANY

Malibu, CA

Johannessen Construction Company — licensed ADU contractor in Malibu, CA. Detached ADU construction. 34+ years experience.

View Profile📞 (310) 456 3311
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#10JUDGE JOHN

Malibu, CA

Judge John — licensed ADU contractor in Malibu, CA. Detached ADU construction. 26+ years experience.

View Profile📞 (310) 883 4884
View All 110 Contractors →

💰 How Much Does an ADU Cost in Malibu?

Garage Conversion

$73,500 - $133,500

Converting existing garage to living space

Detached ADU

$157,000 - $332,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,097 - $5,097

Plan check, permits, utility connections

* Costs vary based on size, finishes, site conditions, and contractor. Get quotes from multiple Malibu contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Malibu

How much does it cost to build an ADU in Malibu?▼
The average cost to build an ADU in Malibu ranges from $157,000 to $332,000, or approximately $207 to $382 per square foot. Garage conversions typically cost $73,500 to $133,500.
How long does it take to get an ADU permit in Malibu?▼
The ADU permit process in Malibu typically takes 60 to 120 weeks. California law requires cities to approve or deny ADU permits within 60 days of receiving a complete application.
What are the ADU size limits in Malibu?▼
In Malibu, detached ADUs can be up to 1200 square feet. Attached ADUs are limited to 50% of the primary dwelling or 1,200 sqft, whichever is less. Junior ADUs (JADUs) are limited to 500 sqft and must be within the existing home.
What is the setback requirement for ADUs in Malibu?▼
Malibu requires 4-foot setbacks from side property lines and 4-foot setbacks from rear property lines for new ADU construction. Converted structures (like existing garages) may maintain their current setbacks.
Do I need to provide parking for my ADU in Malibu?▼
No parking is required for ADUs in Malibu if your property is within half a mile of public transit, in a historic district, part of an existing multi-family building, or if the ADU is a garage conversion. Otherwise, one space may be required.

Also See ADU Contractors In

Los Angeles (3215)San Diego (2582)San Francisco (2170)Sacramento (1551)Riverside (925)Fresno (904)Anaheim (784)Irvine (760)

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