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ADU Builders & Contractors in Manhattan Beach, CA

Manhattan Beach, CA is home to 134 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Manhattan Beach's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Manhattan Beach

Avg. Cost/sqft

$207-$382

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 134 ADU Contractors in Manhattan Beach

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#1LORE STEPHEN FRANCIS

Manhattan Beach, CA

Lore Stephen Francis — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 60+ years experience.

View Profile📞 (310) 251 1680
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#2LA COSTA CONSTRUCTION INC

Manhattan Beach, CA

LA Costa Construction Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 22+ years experience.

View Profile📞 (310) 940 6291
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#3RADL STEPHEN CONSTRUCTION

Manhattan Beach, CA

Radl Stephen Construction — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 30+ years experience.

View Profile📞 (310) 318 2101
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#4BURIANI CONSTRUCTION INC

Manhattan Beach, CA

Buriani Construction Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 20+ years experience.

View Profile📞 (310) 594 9443
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#5REMEDY RECONSTRUCTION INC

Manhattan Beach, CA

Remedy Reconstruction Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction.

View Profile📞 (805) 341 5037
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#6GRAVATT HOMES INC

Manhattan Beach, CA

Gravatt Homes Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction.

View Profile📞 (310) 940 9095
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#7DAVIS MICHAEL B

Manhattan Beach, CA

Davis Michael B — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 44+ years experience.

View Profile📞 (310) 977 5251
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#8REINHARDT COMPANY

Manhattan Beach, CA

Reinhardt Company — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 30+ years experience.

View Profile📞 (310) 291 7544
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#9FLUENT HOMES INC

Manhattan Beach, CA

Fluent Homes Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (310) 293 0900
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#10BELLA BUILDERS

Manhattan Beach, CA

Bella Builders — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (310) 809 4999
View All 134 Contractors →

💰 How Much Does an ADU Cost in Manhattan Beach?

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 Manhattan Beach contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Manhattan Beach

How much does it cost to build an ADU in Manhattan Beach?▼
The average cost to build an ADU in Manhattan Beach 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 Manhattan Beach?▼
The ADU permit process in Manhattan Beach 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 Manhattan Beach?▼
In Manhattan Beach, 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 Manhattan Beach?▼
Manhattan Beach 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 Manhattan Beach?▼
No parking is required for ADUs in Manhattan Beach 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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