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ADU Builders & Contractors in La Jolla, CA

La Jolla, CA is home to 113 ADU contractors ready to help. From initial permits to final inspection, these local professionals know La Jolla's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for La Jolla

Avg. Cost/sqft

$206-$381

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 113 ADU Contractors in La Jolla

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#1GRUNOW THOMAS

La Jolla, CA

Grunow Thomas — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 37+ years experience.

View Profile📞 (858) 459 8742
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#2SPYDER

La Jolla, CA

Spyder — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 8+ years experience.

View Profile📞 (619) 997 9059
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#3NEW WAVE DESIGN & BUILD INC

La Jolla, CA

New Wave Design & Build Inc — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (619) 400 9979
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#4STEPHENSON MARK

La Jolla, CA

Stephenson Mark — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 32+ years experience.

View Profile📞 (949) 697 7995
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#5J & S INVESTMENTS

La Jolla, CA

J & S Investments — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 32+ years experience.

View Profile📞 (858) 395 1550
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#6JAPHET'S PAINTING COMPANY LLC

La Jolla, CA

Japhet'S Painting Company Llc — licensed ADU contractor in LA Jolla, CA. Detached ADU construction.

View Profile📞 (858) 314 8239
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#7COASTAL DEVELOPMENT COMPANY

La Jolla, CA

Coastal Development Company — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (858) 456 3880
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#8TORREY PINES REPAIR & CONSTRUCTION INC

La Jolla, CA

Torrey Pines Repair & Construction Inc — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (858) 246 7205
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#9GABRIEL CONSTRUCTION INC

La Jolla, CA

Gabriel Construction Inc — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 38+ years experience.

View Profile📞 (858) 344 8763
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#10SAWYER MATTHEW ARTHUR

La Jolla, CA

Sawyer Matthew Arthur — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 47+ years experience.

View Profile📞 (626) 443 8869
View All 113 Contractors →

💰 How Much Does an ADU Cost in La Jolla?

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 Jolla contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in La Jolla

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