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ADU Builders & Contractors in Jacksonville Beach, FL

Jacksonville Beach, FL homeowners looking to build an ADU have 5 licensed contractors to choose from, ready to help. Whether you're planning a garage conversion, detached ADU, or junior ADU, finding the right contractor in Jacksonville Beach starts here.

📊 ADU Quick Facts for Jacksonville Beach

Avg. Cost/sqft

$154-$304

Permit Timeline

30-90 weeks

Max Size

1000 sqft

Setbacks

5ft sides

Top 5 ADU Contractors in Jacksonville Beach

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#1Coastal Improvement Corporation

Jacksonville Beach, FL

Coastal Improvement Corporation — licensed ADU contractor in Jacksonville Beach, FL.

View Profile📞 (904) 442-5202
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#2COMPASS BUILDERS & RENOVATORS , INC.

Jacksonville Beach, FL

Compass Builders & Renovators , Inc. — licensed ADU contractor in Jacksonville Beach, FL.

View Profile📞 (904) 403-6385
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#3Coastal Improvement Corporation

Jacksonville Beach, FL

Coastal Improvement Corporation — licensed ADU contractor in Jacksonville Beach, FL.

View Profile📞 (904) 442-5202
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#4Othmer Group Inc

Jacksonville Beach, FL

Othmer Group Inc — licensed ADU contractor in Jacksonville Beach, FL.

View Profile📞 (904) 608-6089
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#5COMPASS BUILDERS & RENOVATORS , INC.

Jacksonville Beach, FL

Compass Builders & Renovators , Inc. — licensed ADU contractor in Jacksonville Beach, FL.

View Profile📞 (904) 403-6385

💰 How Much Does an ADU Cost in Jacksonville Beach?

Garage Conversion

$42,000 - $102,000

Converting existing garage to living space

Detached ADU

$104,000 - $254,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$597 - $3,097

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Jacksonville Beach

How much does it cost to build an ADU in Jacksonville Beach?▼
The average cost to build an ADU in Jacksonville Beach ranges from $104,000 to $254,000, or approximately $154 to $304 per square foot. Garage conversions typically cost $42,000 to $102,000.
How long does it take to get an ADU permit in Jacksonville Beach?▼
The ADU permit process in Jacksonville Beach typically takes 30 to 90 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 Jacksonville Beach?▼
In Jacksonville Beach, detached ADUs can be up to 1000 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 Jacksonville Beach?▼
Jacksonville Beach requires 5-foot setbacks from side property lines and 5-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 Jacksonville Beach?▼
No parking is required for ADUs in Jacksonville 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

Miami (224)Tampa (223)Jacksonville (121)Orlando (117)Naples (110)Sarasota (103)Fort Myers (91)Cape Coral (83)

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