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Key Biscayne, Florida Flood Zones

Check an Address in Key Biscayne

Enter any address in Key Biscayne, Florida to see its FEMA flood zone

Flood Risk in Key Biscayne, Florida

Key Biscayne has a population of 14,809 residents. Like many communities in Florida, properties in Key Biscayne may be located in various FEMA flood zones ranging from high-risk Special Flood Hazard Areas to low-risk zones.

Use the address lookup above to check the specific flood zone for any property in Key Biscayne. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in Key Biscayne

FEMA assigns flood zone designations to areas in Key Biscayne, Florida:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

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Flood Insurance in Key Biscayne

Properties in Key Biscayne that are in FEMA Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even in low-risk zones, flood insurance is recommended — over 20% of NFIP claims come from outside high-risk areas. Visit FloodSmart.gov for quotes.

View all Florida flood zone data →