FloodZoneMap.org

Sioux Falls, South Dakota Flood Zones

Check an Address in Sioux Falls

Enter any address in Sioux Falls, South Dakota to see its FEMA flood zone

Flood Risk in Sioux Falls, South Dakota

Sioux Falls has a population of 192,517 residents. Like many communities in South Dakota, properties in Sioux Falls 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 Sioux Falls. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in Sioux Falls

FEMA assigns flood zone designations to areas in Sioux Falls, South Dakota:

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 Sioux Falls

Properties in Sioux Falls 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 South Dakota flood zone data →