Permit Required? Required
Typical Fee Range $3,000–$8,000 Total includes professional design, structural building permit, and trade permits; BID fees average $3,000+.
Fee Method Project-based
Apply Online Apply at City of Jacksonville Building Inspection Division →

What's Required in Jacksonville

  • ADUs are permitted on single-family lots but cannot exceed 750 sq ft or 35% of the primary home.
  • New 2026 Florida laws mandate approval of ADU applications within 60 days.
  • Must include independent kitchen (sink, cabinets, countertop) and separate entrance.
  • Minimum size of 150 square feet of living space is required.
  • Historic districts require additional approval from the Historic Preservation Commission.
  • One off-street parking space is required per ADU unit.

How to Get a ADU Permit in Jacksonville

1

Step 1: Zoning Verification

Verify ADU allowance and setback requirements for your specific lot.

2

Step 2: Professional Design

Hire a Florida-licensed architect for full construction documents.

3

Step 3: JAXEPICS Submission

Upload all architectural and structural drawings to the online portal.

4

Step 4: Record NOC

Record the Notice of Commencement at the Duval County Courthouse.

5

Step 5: Construction Inspections

Schedule the full series of building, plumbing, and electrical inspections.

Frequently Asked Questions

Yes, Florida law now mandates the allowance of ADUs in single-family zones.
Permit and design fees typically range from $3,000 to $8,000.
Units are limited to 750 square feet or 35% of the primary home's size.