FloodZoneMap.org

West Allis, Wisconsin Flood Zones

Check an Address in West Allis

Enter any address in West Allis, Wisconsin to see its FEMA flood zone

Flood Risk in West Allis, Wisconsin

West Allis has a population of 60,325 residents. Like many communities in Wisconsin, properties in West Allis 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 West Allis. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in West Allis

FEMA assigns flood zone designations to areas in West Allis, Wisconsin:

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.

View all flood zone types →

Flood Insurance in West Allis

Properties in West Allis 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 Wisconsin flood zone data →