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San Dimas, California Flood Zones

Check an Address in San Dimas

Enter any address in San Dimas, California to see its FEMA flood zone

Flood Risk in San Dimas, California

San Dimas has a population of 34,924 residents. Like many communities in California, properties in San Dimas 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 San Dimas. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in San Dimas

FEMA assigns flood zone designations to areas in San Dimas, 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 San Dimas

Properties in San Dimas 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 →