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ADU Builders & Contractors in Corona Del Mar, CA

Corona Del Mar, CA is home to 43 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Corona Del Mar's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Corona Del Mar

Avg. Cost/sqft

$197-$372

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 43 ADU Contractors in Corona Del Mar

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#1SOUTH POINTE CONSTRUCTION LLC

Corona Del Mar, CA

South Pointe Construction Llc — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (951) 553 3117
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#2K R CONSTRUCTION LLC

Corona Del Mar, CA

K R Construction Llc — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction.

View Profile📞 (714) 936 9860
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#3PAPA CHAD

Corona Del Mar, CA

Papa Chad — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (949) 433 8844
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#4SONIL CONSTRUCTION

Corona Del Mar, CA

Sonil Construction — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (714) 943 1392
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#5J-CM CONSTRUCXTION SERVICES

Corona Del Mar, CA

J-CM Construcxtion Services — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 5+ years experience.

View Profile📞 (888) 704 1304
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#6KELLY CONSTRUCTION

Corona Del Mar, CA

Kelly Construction — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 39+ years experience.

View Profile📞 (949) 650 4971
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#7MC DONALD GENERAL CONTRACTORS

Corona Del Mar, CA

MC Donald General Contractors — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 23+ years experience.

View Profile📞 (949) 466 9980
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#8S C C CONSTRUCTION INC

Corona Del Mar, CA

S C C Construction Inc — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (949) 573 4276
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#9HG HOME SERVICES

Corona Del Mar, CA

HG Home Services — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction.

View Profile📞 (949) 877 2821
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#10STAHL ERIN RUSSELL

Corona Del Mar, CA

Stahl Erin Russell — licensed ADU contractor in Corona Del Mar, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (909) 267 8410
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💰 How Much Does an ADU Cost in Corona Del Mar?

Garage Conversion

$68,500 - $128,500

Converting existing garage to living space

Detached ADU

$147,000 - $322,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,111 - $5,111

Plan check, permits, utility connections

* Costs vary based on size, finishes, site conditions, and contractor. Get quotes from multiple Corona Del Mar contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Corona Del Mar

How much does it cost to build an ADU in Corona Del Mar?▼
The average cost to build an ADU in Corona Del Mar ranges from $147,000 to $322,000, or approximately $197 to $372 per square foot. Garage conversions typically cost $68,500 to $128,500.
How long does it take to get an ADU permit in Corona Del Mar?▼
The ADU permit process in Corona Del Mar 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 Corona Del Mar?▼
In Corona Del Mar, 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 Corona Del Mar?▼
Corona Del Mar 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 Corona Del Mar?▼
No parking is required for ADUs in Corona Del Mar 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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