What is the maximum ADU size allowed in La Jolla?

Detached ADUs in La Jolla can be up to 1200 square feet.

ADU Builders & Contractors in La Jolla, CA

Q: How much does it cost to build an ADU in La Jolla?

The average cost ranges from $156,000 to $331,000, or $206-381 per square foot.

Q: How long does it take to get an ADU permit in La Jolla?

The permit process typically takes 60 to 120 weeks in La Jolla.

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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#1BLUE CUT CONSTRUCTION

La Jolla, CA

Blue Cut Construction — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 5+ years experience.

View Profile 📞 (949) 235 1215

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#2WRIGHT COMPANY THE

La Jolla, CA

Wright Company The — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 47+ years experience.

View Profile 📞 (858) 459 9211

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#3BAROSSON CONSTRUCTION

La Jolla, CA

Barosson Construction — licensed ADU contractor in LA Jolla, CA. Detached ADU construction.

View Profile 📞 (617) 415 6334

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#4BETTERHOMES4U

La Jolla, CA

Betterhomes4u — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 16+ years experience.

View Profile 📞 (858) 401 9111

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#5MASTERWORKS CONSTRUCTION COMPANY

La Jolla, CA

Masterworks Construction Company — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 24+ years experience.

View Profile 📞 (858) 456 8000

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#6P D C

La Jolla, CA

P D C — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 20+ years experience.

View Profile 📞 (619) 246 6246

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#7JACK DEVELOPMENT

La Jolla, CA

Jack Development — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 5+ years experience.

View Profile 📞 (858) 224 4956

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#8NAU BUILDERS INC

La Jolla, CA

Nau Builders Inc — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 40+ years experience.

View Profile 📞 (858) 454 4345

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#9PAUKER ANTHONY CONSTRUCTION

La Jolla, CA

Pauker Anthony Construction — licensed ADU contractor in LA Jolla, CA. Detached ADU construction. 18+ years experience.

View Profile 📞 (619) 247 3720

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#10PLUMBING V

La Jolla, CA

Plumbing V — licensed ADU contractor in LA Jolla, CA. Detached ADU construction.

View Profile 📞 (229) 942 1955

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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