Jacksonville, Florida · FEMA Region 4

Is Jacksonville in a Flood Zone?

High Flood Risk Area

Jacksonville has extensive flood risk across its 840+ square miles. The St. Johns River, Atlantic coast, and numerous tributaries create widespread flood zones. Jacksonville is the largest city by land area in the contiguous U.S. and has more NFIP flood insurance policies than most metro areas. Hurricane season and king tides are the primary flood drivers.

Free instant check FEMA data in 20 seconds No signup required

FEMA Flood Zones in Jacksonville

AE

100-Year Floodplain

Along St. Johns River, tributaries, and coastal areas. Most common high-risk zone. BFEs range from 6-15 feet.

VE

Coastal High Hazard

Atlantic beachfront (Jacksonville Beach, Atlantic Beach, Neptune Beach). Wave action + surge.

A

100-Year Approximate

Areas near smaller tributaries without detailed BFE studies.

X

Minimal/Moderate Risk

Higher ground areas. Mandarin, Southside, parts of Arlington. Still at risk from major rainfall events.

Flood Insurance Costs in Jacksonville

  • Zone AE: $1,500–$5,000/year
  • Zone VE (beachfront): $6,000–$20,000/year
  • Zone X: $400–$700/year
  • Duval County has among highest NFIP policy counts in Florida
  • Risk Rating 2.0 adjusting many premiums upward

Building Requirements in Flood Zones

  • AE zones: lowest floor at or above BFE
  • VE zones: elevated on pilings/columns, breakaway walls below
  • Jacksonville requires 1-foot freeboard above BFE
  • Coastal Construction Control Line (CCCL) restrictions on beachfront
  • Substantial improvement rule applies (50% threshold)

How to Check Flood Risk in Jacksonville

  1. 1

    Check your flood zone

    Enter your Jacksonville address into ReadyPermit or the City of Jacksonville's interactive flood map. Duval County maintains detailed flood data.

  2. 2

    Get an Elevation Certificate

    Required for insurance rating in AE/VE zones. Hire a Florida-licensed surveyor.

  3. 3

    Obtain flood insurance

    Required in A/AE/VE zones with federally backed mortgages. Shop NFIP and private carriers.

  4. 4

    Review construction requirements

    Check Jacksonville's floodplain management ordinance and Florida Building Code flood provisions.

  5. 5

    Check Coastal Construction Control Line

    Beachfront properties must comply with FDEP Coastal Construction Control Line restrictions.

  6. 6

    Consider mitigation

    Elevation, flood vents, and improved drainage can reduce insurance premiums and flood damage risk.

  7. 7

    Monitor St. Johns River levels

    The St. Johns is one of few U.S. rivers that flows north. Tidal influence extends far upriver, making water levels sensitive to nor'easters and tropical systems.

Frequently Asked Questions — Jacksonville Flood Zones

Check Any Jacksonville Property

FEMA flood zone, insurance estimate, and environmental risk — in 20 seconds. Free.