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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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#1CASNER C R CONSTRUCTION CO

Manhattan Beach, CA

Casner C R Construction CO — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 48+ years experience.

View Profile📞 (310) 372 2000
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#2PATTON CRAIG CONSTRUCTION

Manhattan Beach, CA

Patton Craig Construction — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (310) 483 3098
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#3USTICK CONSTRUCTION

Manhattan Beach, CA

Ustick Construction — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 8+ years experience.

View Profile📞 (760) 822 4743
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#4SWARTZLANDER DAVID L

Manhattan Beach, CA

Swartzlander David L — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (310) 658 8568
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#5A & B CLASSIC RESTORATION INC

Manhattan Beach, CA

A & B Classic Restoration Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 7+ years experience.

View Profile📞 (310) 990 2151
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#6N M BUILDERS INC

Manhattan Beach, CA

N M Builders Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 36+ years experience.

View Profile📞 (310) 263 1185
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#7ANTHONY GARRETT INC

Manhattan Beach, CA

Anthony Garrett Inc — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction. 11+ years experience.

View Profile📞 (310) 739 2489
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#8RJG CONSTRUCTION & DEVELOPMENT

Manhattan Beach, CA

Rjg Construction & Development — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction.

View Profile📞 (310) 251 1264
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#9REBUILD CONSTRUCTION

Manhattan Beach, CA

Rebuild Construction — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction.

View Profile📞 (310) 622 3706
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#10SW7 PROJECTS AND DEVELOPMENT

Manhattan Beach, CA

Sw7 Projects And Development — licensed ADU contractor in Manhattan Beach, CA. Detached ADU construction.

View Profile📞 (650) 333 1774
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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