FloodZoneMap.org

Jefferson County, New York Flood Zones

Check an Address in Jefferson County

Enter any address in Jefferson County, New York to see its FEMA flood zone

Jefferson County Disaster History

Disaster Declarations
21
Flood/Coastal Disasters
3
Hurricane Disasters
2
Latest Disaster
REMNANTS OF TROPICAL STORM DEBBY (2024-08-08)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Jefferson County

DeclarationTypeDate
REMNANTS OF TROPICAL STORM DEBBYTropical Storm2024-08-08
SEVERE WINTER STORM AND SNOWSTORMWinter Storm2022-11-18
COVID-19 PANDEMICBiological2020-01-20
COVID-19 Biological2020-01-20
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODINGSevere Storm2019-10-31
FLOODINGFlood2017-05-02
SEVERE WINTER STORM, SNOWSTORM, AND FLOODINGSnowstorm2014-11-17
HURRICANE SANDYHurricane2012-10-27
HURRICANE KATRINA EVACUATIONHurricane2005-08-29
SEVERE STORMS AND FLOODINGSevere Storm2004-05-13

Flood Zone Types in Jefferson County

FEMA assigns flood zone designations to areas in Jefferson County, New York:

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 Jefferson County

Properties in Jefferson County, New York 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.