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ADU Builders & Contractors in La Habra, CA

La Habra, CA is home to 142 ADU contractors ready to help. From initial permits to final inspection, these local professionals know La Habra's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for La Habra

Avg. Cost/sqft

$206-$381

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 142 ADU Contractors in La Habra

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#1TRINIDAD ENTERPRISES INC

La Habra, CA

Trinidad Enterprises Inc — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 22+ years experience.

View Profile📞 (562) 266 3898
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#2DE LA ROSA BROTHERS CONSTRUCTION CO INC

La Habra, CA

DE LA Rosa Brothers Construction CO Inc — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (562) 691 2539
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#3RUBESHAW CONSTRUCTION

La Habra, CA

Rubeshaw Construction — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 43+ years experience.

View Profile📞 (562) 697 3123
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#4GOLDEN COAST CONSTRUCTION

La Habra, CA

Golden Coast Construction — licensed ADU contractor in LA Habra, CA. Detached ADU construction.

View Profile📞 (562) 201 6137
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#5A R C GENERAL CONSTRUCTION CORP

La Habra, CA

A R C General Construction Corp — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 5+ years experience.

View Profile📞 (714) 873 3591
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#6R LEGACY CONSTRUCTION

La Habra, CA

R Legacy Construction — licensed ADU contractor in LA Habra, CA. Detached ADU construction.

View Profile📞 (562) 417 8246
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#7PROCHOREN CONSTRUCTION

La Habra, CA

Prochoren Construction — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (949) 500 1680
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#8BETTER HOME BUILDERS

La Habra, CA

Better Home Builders — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (562) 665 3422
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#9DORAN COMPANY

La Habra, CA

Doran Company — licensed ADU contractor in LA Habra, CA. Detached ADU construction.

View Profile📞 (562) 833 9784
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#10LUNDGREN LANCE

La Habra, CA

Lundgren Lance — licensed ADU contractor in LA Habra, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (562) 972 7015
View All 142 Contractors →

💰 How Much Does an ADU Cost in La Habra?

Garage Conversion

$73,000 - $133,000

Converting existing garage to living space

Detached ADU

$156,000 - $331,000

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 La Habra contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in La Habra

How much does it cost to build an ADU in La Habra?▼
The average cost to build an ADU in La Habra ranges from $156,000 to $331,000, or approximately $206 to $381 per square foot. Garage conversions typically cost $73,000 to $133,000.
How long does it take to get an ADU permit in La Habra?▼
The ADU permit process in La Habra 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 La Habra?▼
In La Habra, 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 La Habra?▼
La Habra 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 La Habra?▼
No parking is required for ADUs in La Habra 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

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