FloodZoneMap.org

Cook County, Illinois Flood Zones

Check an Address in Cook County

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

Cook County Disaster History

Disaster Declarations
24
Flood/Coastal Disasters
8
Hurricane Disasters
1
Latest Disaster
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODNG (2024-07-13)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Cook County

DeclarationTypeDate
SEVERE STORMS, TORNADOES, STRAIGHT-LINE WINDS, AND FLOODNGFlood2024-07-13
SEVERE STORMS AND FLOODINGFlood2023-09-17
SEVERE STORMS AND FLOODINGSevere Storm2023-06-29
COVID-19 Biological2020-01-20
COVID-19 PANDEMICBiological2020-01-20
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODINGFlood2013-04-16
SEVERE WINTER STORM AND SNOWSTORMSnowstorm2011-01-31
SEVERE STORMS AND FLOODINGSevere Storm2010-07-19
SEVERE STORMS AND FLOODINGSevere Storm2008-09-13
SEVERE STORMS AND FLOODINGSevere Storm2007-08-20

Flood Zone Types in Cook County

FEMA assigns flood zone designations to areas in Cook County, 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.

View all flood zone types →

Flood Insurance in Cook County

Properties in Cook County, Illinois 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.