FloodZoneMap.org

Ulster County, New York Flood Zones

Check an Address in Ulster County

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

The Flooding Character of Ulster County

Flash flooding from heavy rainfall events is the dominant flood character in Ulster County, NY. Over the past 30 years, the NOAA Storm Events Database recorded 154 flood events and 71 flash flood events, with one reported fatality associated with flash flooding. Recent events include heavy rainfall from a strong low-pressure system in March 2024 and remnants of Tropical Storm Debby in August 2024, which brought periods of heavy rain and isolated flash flooding.

The National Flood Insurance Program (NFIP) data indicates a significant number of claims across various flood zones. Zone A, which typically represents areas with a 1% annual chance of flooding, has the highest number of claims at 665, with an average payout of $26,956 and an average water depth of 7.8 feet. Zone X_SHADED, representing areas with a 0.2% annual chance of flooding, shows the highest average payout at $30,670 and an average water depth of 9.9 feet, despite fewer claims. Homeowners in Zone A and Zone X_SHADED, as well as those in areas with unknown flood risk or outside of mapped high-risk zones, should pay close attention to potential flood hazards.

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

Read First-Hand Flood Stories from Ulster County

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

Read New York flood stories →

Flood Risk Data for Ulster County

Ulster County, New York has recorded 232 flood-related events since 1996 according to NOAA's Storm Events Database, including 71 flash floods and 154 river or area floods. The county has received 37 federal disaster declarations, 7 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Ulster County Disaster History

FEMA Disaster Declarations (1965–2021)

Disaster Declarations
37
Flood/Coastal Disasters
7
Hurricane Disasters
4
Latest Disaster
Remnants Of Hurricane Ida (2021-09-01)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Ulster County

DeclarationTypeDate
Remnants Of Hurricane IdaHurricaneSep 1, 2021
Hurricane HenriHurricaneAug 21, 2021
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Winter Storm And SnowstormSnowstormMar 14, 2017
Hurricane SandyHurricaneOct 27, 2012
Remnants Of Tropical Storm LeeSevere StormSep 7, 2011
Hurricane IreneHurricaneAug 26, 2011
Severe Storms, Flooding, Tornadoes, And Straight-line WindsFloodApr 26, 2011
Severe Winter StormSevere StormDec 11, 2008

Recorded Flood Events in Ulster County

NOAA Storm Events Database (1996–2025)

Total Flood Events
232
River/Area Floods
154
Flash Floods
71
Coastal/Storm Surge
5
Hurricanes/Tropical Storms
2
Total Property Damage
$24.5M
Flood Deaths
1
Flood Injuries
1

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Ulster County

TypeDateDamage
FloodMar 9, 20240.00K
FloodMar 9, 20245.00K
FloodAug 9, 20240.50K
FloodApr 30, 20230.00K
Flash FloodJul 18, 20235.00K
FloodDec 18, 20230.00K
FloodDec 18, 202315.00K
FloodDec 18, 202310.00K
FloodDec 18, 20231.00K
FloodDec 18, 20232.00K

Ulster County Flood History

Flood — Mar 9, 2024

A moisture rich, strong low pressure system brought rain, heavy, wet, high elevation snow and gusty winds to eastern New York from Saturday, March 9 through Monday, March 11, 2024. While much of eastern New York generally received less than 4 inches of snow, the southwestern Adirondacks received the heaviest amounts with accumulations generally ranging from 7 to 10 inches and higher-end amounts...

Flood — Aug 9, 2024

On August 9, 2024, remnants of Tropical Storm Debby impacted eastern New York, bringing periods of heavy rain and gusty winds. Total rainfall accumulations generally ranged from about 1-4 with several instances of flash flooding in the Capital District and isolated instances in the Eastern Catskills and Upper-Hudson Valley. Non-thunderstorm wind gusts throughout eastern New York peaked between ...

Flood — Apr 30, 2023

A strong low pressure system tracked up the East Coast bringing moderate to locally heavy rainfall across the region on April 30, continuing into the overnight hours on May 1. Rainfall amounts were generally in the 1 to 2 inch range with some localized areas receiving 3 inches. This rainfall was enough to result in some minor flooding across portions of eastern New York, mostly ponding of water...

Flash Flood — Jul 18, 2023

Clusters of slow-moving, training, and heavy rain producing thunderstorms resulted in a downed tree and flash flooding over parts of eastern New York on July 18. The bulk of the heaviest rain and flooding reports were concentrated in and around the Capital District including the City of Albany, where some cars were stuck in rising flood waters. More than 5,000 residents in Albany County lost po...

Flood — Dec 18, 2023

An area of low pressure tracked up the East Coast and intensified in the process as it brought widespread moderate to heavy rainfall across eastern New York on December 18, 2023. Rainfall totals were between 2 and 5 inches with the highest amounts across the eastern Catskills. This rain led to both areal and river flooding across the region. Some rivers didn't recede until December 22.||States ...

Source: NOAA National Weather Service Storm Events Database.

Ulster County NFIP Flood Insurance Claims

Total Claims Filed
1,078
Total Paid Out
$24.7M
Avg Claim
$28,572
Avg Water Depth
15.8 ft

Claims by Flood Zone

A Zones (High Risk)
665
X Shaded (500-yr)
60
X Unshaded (Low)
107

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

Flood Zone Types in Ulster County

FEMA assigns flood zone designations to areas in Ulster 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 Ulster County

Properties in Ulster 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. 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.