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ADU Builders & Contractors in Monarch Beach, CA

Monarch Beach, CA is home to 2 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Monarch Beach's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Monarch Beach

Avg. Cost/sqft

$207-$382

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 2 ADU Contractors in Monarch Beach

🏗️
#1TSC CONSTRUCTION

Monarch Beach, CA

Tsc Construction — licensed ADU contractor in Monarch Beach, CA. Detached ADU construction. 7+ years experience.

View Profile📞 (949) 584 0920
🏗️
#2EVERS CONSTRUCTION

Monarch Beach, CA

Evers Construction — licensed ADU contractor in Monarch Beach, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (949) 337 3092

💰 How Much Does an ADU Cost in Monarch Beach?

Garage Conversion

$73,500 - $133,500

Converting existing garage to living space

Detached ADU

$157,000 - $332,000

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 Monarch Beach contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Monarch Beach

How much does it cost to build an ADU in Monarch Beach?▼
The average cost to build an ADU in Monarch Beach ranges from $157,000 to $332,000, or approximately $207 to $382 per square foot. Garage conversions typically cost $73,500 to $133,500.
How long does it take to get an ADU permit in Monarch Beach?▼
The ADU permit process in Monarch Beach 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 Monarch Beach?▼
In Monarch Beach, 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 Monarch Beach?▼
Monarch Beach 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 Monarch Beach?▼
No parking is required for ADUs in Monarch Beach 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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