FloodZoneMap.org

Hudson County, New Jersey Flood Zones

Check an Address in Hudson County

Enter any address in Hudson County, New Jersey to see its FEMA flood zone

The Flooding Character of Hudson County

Flash flooding from thunderstorms is the most frequent flood event in Hudson County, NJ, with 114 occurrences in the last 30 years. These events have resulted in water rescues and road closures, as seen on August 13th of an unspecified year, and widespread flooding with rainfall rates of 1-3 inches per hour on August 18th of an unspecified year.

The National Flood Insurance Program (NFIP) has processed 3586 claims in Zone A, with an average payout of $33,764 and an average water depth of 3.4 feet. Properties in Zone A, and those in Zone X with higher average payouts and water depths, should pay particular attention to flood risk.

Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.

Read First-Hand Flood Stories from Hudson County

68 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.

Read New Jersey flood stories →

Flood Risk Data for Hudson County

Hudson County, New Jersey has recorded 161 flood-related events since 1996 according to NOAA's Storm Events Database, including 114 flash floods and 26 river or area floods. The county has received 24 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Hudson County Disaster History

FEMA Disaster Declarations (1965–2021)

Disaster Declarations
24
Flood/Coastal Disasters
2
Hurricane Disasters
3
Latest Disaster
Remnants Of Hurricane Ida (2021-09-01)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Hudson County

DeclarationTypeDate
Remnants Of Hurricane IdaHurricaneSep 1, 2021
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Winter Storm And SnowstormSevere StormJan 22, 2016
Hurricane SandyHurricaneOct 26, 2012
Hurricane IreneHurricaneAug 27, 2011
Severe Winter Storm And SnowstormSnowstormDec 26, 2010
Severe Storms And Inland And Coastal FloodingSevere StormApr 14, 2007
Hurricane Katrina EvacuationHurricaneAug 29, 2005
Power OutageOtherAug 14, 2003

Recorded Flood Events in Hudson County

NOAA Storm Events Database (1996–2025)

Total Flood Events
161
River/Area Floods
26
Flash Floods
114
Coastal/Storm Surge
17
Hurricanes/Tropical Storms
4
Total Property Damage
$4.1M
Flood Deaths
3
Flood Injuries
8

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Hudson County

TypeDateDamage
Flash FloodAug 13, 20250.00K
Flash FloodAug 18, 20240.00K
Flash FloodJul 17, 20240.00K
Coastal FloodJan 13, 20240.00K
Flash FloodApr 30, 20230.00K
Flash FloodDec 18, 20230.00K
Flash FloodMay 27, 20220.00K
Flash FloodAug 27, 20210.00K
Flash FloodAug 21, 20210.00K
Flash FloodJul 17, 20210.00K

Hudson County Flood History

Flash Flood — Aug 13, 2025

Thunderstorm moved across northeast New Jersey resulting in a water rescue across Hudson County, cars stuck in flood waters across Essex County and Road closures across Union County.

Flash Flood — Aug 18, 2024

A frontal system over the area on August 18th produced heavy thunderstorms that were fairly slow moving over northeast New Jersey. A cold front moving in from the west late in the afternoon produced heavy thunderstorms with an environmental MUCAPE of 2000-3000 J/kg and PWAT values of 1.7-1.8 inches. These slow moving thunderstorms produce rainfall rates of 1-3 inches per hour over New Jersey wi...

Flash Flood — Jul 17, 2024

An approaching cold front and trough produced thunderstorms during the afternoon and evening on July 17th that resulted in localized flash flooding in northern New Jersey. MUCAPE values of 1000-2000 J/kg and PWATs of 2-2.2 inches allowed the thunderstorms to produce heavy rainfall rates of 1-2 per hour. The thunderstorms produced rainfall totals of 1 to 2.5 inches.

Coastal Flood — Jan 13, 2024

Strong low pressure shifted northeast through the eastern Great Lakes on January 13, 2024, sending a warm front through during the morning hours, followed quickly by a cold front. Strong winds produced by this system, combined with peaking high astronomical tides associated with a recent new moon, produced widespread moderate coastal flooding along the tidal waterways of Northeast New Jersey.

Flash Flood — Apr 30, 2023

Already saturated grounds from 1-3 inches of rain the previous days set the stage for a localized flash flooding event to unfold on April 30th when an additional 2-3 inches of rainfall fell over a period of several hours. A mesoscale moderate to locally heavy rain band with rainfall rates of 0.5 to 1 per hour set up over the NYC metro area during the afternoon of April 30th when a low pressure ...

Source: NOAA National Weather Service Storm Events Database.

Hudson County NFIP Flood Insurance Claims

Total Claims Filed
4,303
Total Paid Out
$145.0M
Avg Claim
$45,243
Avg Water Depth
7.8 ft

Claims by Flood Zone

A Zones (High Risk)
3,586
X Shaded (500-yr)
55
X Unshaded (Low)
175

Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).

Flood Zone Types in Hudson County

FEMA assigns flood zone designations to areas in Hudson County, New Jersey:

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 Hudson County

Properties in Hudson County, New Jersey 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. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.

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