FloodZoneMap.org

Half Moon Bay, California Flood Zones

Check an Address in Half Moon Bay

Enter any address in Half Moon Bay, California to see its FEMA flood zone

Flood Risk in Half Moon Bay, California

Half Moon Bay has a population of 11,795 residents. Like many communities in California, properties in Half Moon Bay 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 Half Moon Bay. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in Half Moon Bay

FEMA assigns flood zone designations to areas in Half Moon Bay, California:

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 Half Moon Bay

Properties in Half Moon Bay 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 California flood zone data →