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Riverdale, Illinois Flood Zones

Check an Address in Riverdale

Enter any address in Riverdale, Illinois to see its FEMA flood zone

Flood Risk in Riverdale, Illinois

Riverdale has a population of 10,663 residents. Like many communities in Illinois, properties in Riverdale 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 Riverdale. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in Riverdale

FEMA assigns flood zone designations to areas in Riverdale, Illinois:

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 Riverdale

Properties in Riverdale 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 Illinois flood zone data →