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ADU Builders & Contractors in Ladera Ranch, CA

With 32 verified ADU contractors serving Ladera Ranch, CA, homeowners have plenty of options for their accessory dwelling unit project. Local contractors ready to help specialize in everything from design-build to permit navigation.

📊 ADU Quick Facts for Ladera Ranch

Avg. Cost/sqft

$206-$381

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 32 ADU Contractors in Ladera Ranch

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#1MILLER CONSTRUCTION

Ladera Ranch, CA

Miller Construction — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 31+ years experience.

View Profile📞 (818) 482 6003
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#2URBAN ADVISORY AND BUILDING GROUP LLC

Ladera Ranch, CA

Urban Advisory And Building Group Llc — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 7+ years experience.

View Profile📞 (949) 388 8255
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#3WARRELL MARK CONSTRUCTION

Ladera Ranch, CA

Warrell Mark Construction — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 27+ years experience.

View Profile📞 (714) 624 6450
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#4GENOVA CONSTRUCTION AND DEVELOPMENT

Ladera Ranch, CA

Genova Construction And Development — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 5+ years experience.

View Profile📞 (949) 482 6982
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#5O'LEARY CONSTRUCTION SERVICES INC

Ladera Ranch, CA

O'Leary Construction Services Inc — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (949) 303 9612
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#6ANDRI CONSTRUCTION

Ladera Ranch, CA

Andri Construction — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 21+ years experience.

View Profile📞 (949) 973 3966
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#7PRECIOSO INC

Ladera Ranch, CA

Precioso Inc — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (949) 294 7579
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#8BARTON COASTAL HOMES INC

Ladera Ranch, CA

Barton Coastal Homes Inc — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction.

View Profile📞 (949) 670 6735
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#9OSO CONSTRUCTION SERVICES

Ladera Ranch, CA

Oso Construction Services — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction.

View Profile📞 (626) 379 9279
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#10SHARP ALAN J

Ladera Ranch, CA

Sharp Alan J — licensed ADU contractor in Ladera Ranch, CA. Detached ADU construction. 33+ years experience.

View Profile📞 (949) 584 5133
View All 32 Contractors →

💰 How Much Does an ADU Cost in Ladera Ranch?

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 Ladera Ranch contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Ladera Ranch

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