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ADU Builders & Contractors in Imperial Beach, CA

Building an ADU in Imperial Beach? You'll find 54 licensed contractors in the area, ready to help. Imperial Beach's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Imperial Beach

Avg. Cost/sqft

$203-$378

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 54 ADU Contractors in Imperial Beach

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#1ELITE PROFESSIONALS CONSTRUCTION INC

Imperial Beach, CA

Elite Professionals Construction Inc — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction.

View Profile📞 (858) 315 9543
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#2OCEANA CONSTRUCTION

Imperial Beach, CA

Oceana Construction — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (619) 739 6236
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#3COOK CONSTRUCTION & DESIGN INC

Imperial Beach, CA

Cook Construction & Design Inc — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction. 46+ years experience.

View Profile📞 (619) 423 2424
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#4BAILEY BROS CONSTRUCTION

Imperial Beach, CA

Bailey Bros Construction — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction. 32+ years experience.

View Profile📞 (619) 540 0181
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#5ACEVEZ CONSTRUCTION INC

Imperial Beach, CA

Acevez Construction Inc — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction.

View Profile📞 (619) 895 4442
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#6ALVAREZ SOLAR BUILDERS

Imperial Beach, CA

Alvarez Solar Builders — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (858) 439 3219
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#7CROWN STRUCTURALS

Imperial Beach, CA

Crown Structurals — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction.

View Profile📞 (619) 845 5400
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#8M S R CONSTRUCTION CO

Imperial Beach, CA

M S R Construction CO — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (619) 852 3799
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#9PRO FRAME BUILDERS INC

Imperial Beach, CA

Pro Frame Builders Inc — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction. 30+ years experience.

View Profile📞 (619) 396 0096
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#10KEN HILL REMODELING

Imperial Beach, CA

Ken Hill Remodeling — licensed ADU contractor in Imperial Beach, CA. Detached ADU construction.

View Profile📞 (619) 309 8776
View All 54 Contractors →

💰 How Much Does an ADU Cost in Imperial Beach?

Garage Conversion

$71,500 - $131,500

Converting existing garage to living space

Detached ADU

$153,000 - $328,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,109 - $5,109

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Imperial Beach

How much does it cost to build an ADU in Imperial Beach?▼
The average cost to build an ADU in Imperial Beach ranges from $153,000 to $328,000, or approximately $203 to $378 per square foot. Garage conversions typically cost $71,500 to $131,500.
How long does it take to get an ADU permit in Imperial Beach?▼
The ADU permit process in Imperial 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 Imperial Beach?▼
In Imperial 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 Imperial Beach?▼
Imperial 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 Imperial Beach?▼
No parking is required for ADUs in Imperial 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

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