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ADU Builders & Contractors in Fernandina Beach, FL

With 6 verified ADU contractors serving Fernandina Beach, FL, 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 Fernandina Beach

Avg. Cost/sqft

$150-$300

Permit Timeline

30-90 weeks

Max Size

1000 sqft

Setbacks

5ft sides

Top 6 ADU Contractors in Fernandina Beach

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#1Bacon, John

Fernandina Beach, FL

Bacon, John — licensed ADU contractor in Fernandina Beach, FL.

View Profile📞 (786) 422-4181
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#2Bacon, John

Fernandina Beach, FL

Bacon, John — licensed ADU contractor in Fernandina Beach, FL.

View Profile📞 (786) 422-4181
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#3Built To Last Construction Inc

Fernandina Beach, FL

Built To Last Construction Inc — licensed ADU contractor in Fernandina Beach, FL.

View Profile📞 (904) 761-6504
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#4House to Home renovation and design LLC

Fernandina Beach, FL

House to Home renovation and design LLC — licensed ADU contractor in Fernandina Beach, FL.

View Profile📞 (303) 229-2561
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#5Osborne Construction Inc

Fernandina Beach, FL

Osborne Construction Inc — licensed ADU contractor in Fernandina Beach, FL, FL.

View Profile📞 (904) 753-1156
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#6Resendiz Contracting Inc

Fernandina Beach, FL

Resendiz Contracting Inc — licensed ADU contractor in Fernandina Beach, FL.

View Profile📞 (904) 491-6342

💰 How Much Does an ADU Cost in Fernandina Beach?

Garage Conversion

$40,000 - $100,000

Converting existing garage to living space

Detached ADU

$100,000 - $250,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$601 - $3,101

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Fernandina Beach

How much does it cost to build an ADU in Fernandina Beach?▼
The average cost to build an ADU in Fernandina Beach ranges from $100,000 to $250,000, or approximately $150 to $300 per square foot. Garage conversions typically cost $40,000 to $100,000.
How long does it take to get an ADU permit in Fernandina Beach?▼
The ADU permit process in Fernandina 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 Fernandina Beach?▼
In Fernandina 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 Fernandina Beach?▼
Fernandina 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 Fernandina Beach?▼
No parking is required for ADUs in Fernandina 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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