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ADU Builders & Contractors in Mobile, FL

Mobile, FL homeowners looking to build an ADU have 3 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 Mobile starts here.

📊 ADU Quick Facts for Mobile

Avg. Cost/sqft

$157-$307

Permit Timeline

30-90 weeks

Max Size

1000 sqft

Setbacks

5ft sides

Top 3 ADU Contractors in Mobile

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#1Crowder-Gulf Joint Venture, Inc

Mobile, FL

Crowder-Gulf Joint Venture, Inc — licensed ADU contractor in Mobile, FL.

View Profile📞 (800) 992-6207
🏗️
#2Thomas Industries, Inc.

Mobile, FL

Thomas Industries, Inc. — licensed ADU contractor in Mobile, FL.

View Profile📞 (251) 438-2036
🏗️
#3Crowder-Gulf Joint Venture, Inc

Mobile, FL

Crowder-Gulf Joint Venture, Inc — licensed ADU contractor in Mobile, FL.

View Profile📞 (800) 992-6207

💰 How Much Does an ADU Cost in Mobile?

Garage Conversion

$43,500 - $103,500

Converting existing garage to living space

Detached ADU

$107,000 - $257,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$611 - $3,111

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Mobile

How much does it cost to build an ADU in Mobile?▼
The average cost to build an ADU in Mobile ranges from $107,000 to $257,000, or approximately $157 to $307 per square foot. Garage conversions typically cost $43,500 to $103,500.
How long does it take to get an ADU permit in Mobile?▼
The ADU permit process in Mobile 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 Mobile?▼
In Mobile, 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 Mobile?▼
Mobile 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 Mobile?▼
No parking is required for ADUs in Mobile 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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