What is the maximum ADU size allowed in Glen St Mary?

Detached ADUs in Glen St Mary can be up to 1000 square feet.

ADU Builders & Contractors in Glen St Mary, FL

Q: How much does it cost to build an ADU in Glen St Mary?

The average cost ranges from $101,000 to $251,000, or $151-301 per square foot.

Q: How long does it take to get an ADU permit in Glen St Mary?

The permit process typically takes 30 to 90 weeks in Glen St Mary.

Building an ADU in Glen St Mary? You'll find 2 licensed contractors in the area, ready to help. Glen St Mary's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Glen St Mary

Avg. Cost/sqft

$151-$301

Permit Timeline

30-90 weeks

Max Size

1000 sqft

Setbacks

5ft sides

Top 2 ADU Contractors in Glen St Mary

🏗️

#1CORNERSTONE CONTRACTING & DEVELOPMENT, L

Glen St Mary, FL

Cornerstone Contracting & Development, L — licensed ADU contractor in Glen St Mary, FL.

View Profile 📞 (904) 537-9002

🏗️

#2CORNERSTONE CONTRACTING & DEVELOPMENT, L

Glen St Mary, FL

Cornerstone Contracting & Development, L — licensed ADU contractor in Glen St Mary, FL.

View Profile 📞 (904) 537-9002

💰 How Much Does an ADU Cost in Glen St Mary?

Garage Conversion

$40,500 - $100,500

Converting existing garage to living space

Detached ADU

$101,000 - $251,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$608 - $3,108

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Glen St Mary

How much does it cost to build an ADU in Glen St Mary?▼

The average cost to build an ADU in Glen St Mary ranges from $101,000 to $251,000, or approximately $151 to $301 per square foot. Garage conversions typically cost $40,500 to $100,500.

How long does it take to get an ADU permit in Glen St Mary?▼

The ADU permit process in Glen St Mary 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 Glen St Mary?▼

In Glen St Mary, 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 Glen St Mary?▼

Glen St Mary 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 Glen St Mary?▼

No parking is required for ADUs in Glen St Mary 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)

Ready to Build Your ADU in Glen St Mary?

Get free quotes from top-rated local contractors

Find Contractors Now

← View all contractors in Florida