FloodZoneMap.org

Polk County, Iowa Flood Zones

Check an Address in Polk County

Enter any address in Polk County, Iowa to see its FEMA flood zone

Polk County Disaster History

Disaster Declarations
20
Flood/Coastal Disasters
8
Hurricane Disasters
1
Latest Disaster
SEVERE STORMS, TORNADOES, AND FLOODING (2024-05-20)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Polk County

DeclarationTypeDate
SEVERE STORMS, TORNADOES, AND FLOODINGSevere Storm2024-05-20
SEVERE STORMS AND TORNADOESTornado2024-04-26
SEVERE STORMSSevere Storm2020-08-10
COVID-19 Biological2020-01-20
COVID-19 PANDEMICBiological2020-01-20
SEVERE STORMS AND FLOODINGFlood2019-03-12
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODINGSevere Storm2018-06-06
SEVERE STORMS, FLOODING, AND TORNADOESSevere Storm2010-06-01
SEVERE STORMS, TORNADOES, AND FLOODINGSevere Storm2008-05-25
SEVERE WINTER STORMSSevere Storm2007-02-23

Flood Zone Types in Polk County

FEMA assigns flood zone designations to areas in Polk County, Iowa:

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 Polk County

Properties in Polk County, Iowa that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. Over 20% of NFIP claims come from low and moderate-risk areas.

Visit FloodSmart.gov to find an agent and get a quote.