FloodZoneMap.org

Gallatin County, Kentucky Flood Zones

Check an Address in Gallatin County

Enter any address in Gallatin County, Kentucky to see its FEMA flood zone

The Flooding Character of Gallatin County

Flash flooding from thunderstorms is the dominant flood character in Gallatin County, KY. Between 1993 and 2023, NOAA data recorded 28 flash flood events and 30 flood events. Recent events include flash flooding on August 29, 2022, and widespread flooding on February 28, 2021, both associated with widespread rain and thunderstorms across the Ohio Valley.

National Flood Insurance Program (NFIP) claims data from Gallatin County shows that properties in Zone A have experienced the most claims, with an average payout of $15,377 and an average water depth of 5.4 feet. While fewer claims have been filed in Zone X and Zone Unknown, these also indicate flood risk. Residents in areas designated as Zone A, or those located near rivers and streams, 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 Gallatin County

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

Read Kentucky flood stories →

Flood Risk Data for Gallatin County

Gallatin County, Kentucky has recorded 58 flood-related events since 1996 according to NOAA's Storm Events Database, including 28 flash floods and 30 river or area floods. The county has received 17 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Gallatin County Disaster History

FEMA Disaster Declarations (1996–2026)

Disaster Declarations
17
Flood/Coastal Disasters
2
Latest Disaster
Severe Winter Storm (2026-01-23)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Gallatin County

DeclarationTypeDate
Severe Winter StormWinter StormJan 23, 2026
Severe Storms, Straight-line Winds, Tornadoes, And FloodingSevere StormApr 2, 2025
Severe Storms, Straight-line Winds, Tornadoes, Flooding, Landslides, And MudslidesSevere StormApr 2, 2025
Severe Storms, Straight-line Winds, Flooding, And LandslidesSevere StormFeb 14, 2025
Severe Storms, Straight-line Winds, Tornadoes, Flooding, Landslides, And MudslidesSevere StormMar 3, 2023
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms, Tornadoes, Flooding, Landslides, And MudslidesFloodFeb 21, 2018
Severe Winter Storm, Snowstorm, Flooding, Landslides, And MudslidesFloodMar 3, 2015
Severe Storms, Tornadoes, And FloodingSevere StormApr 12, 2011

Recorded Flood Events in Gallatin County

NOAA Storm Events Database (1996–2025)

Total Flood Events
58
River/Area Floods
30
Flash Floods
28
Total Property Damage
$348,000
Flood Deaths
1

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Gallatin County

TypeDateDamage
FloodMay 15, 20240.00K
Flash FloodAug 29, 20228.00K
Flash FloodAug 29, 2022100.00K
FloodAug 9, 20220.00K
FloodFeb 28, 20212.00K
FloodFeb 28, 20213.00K
FloodFeb 7, 20190.00K
Flash FloodFeb 24, 20180.00K
FloodSep 9, 20180.00K
Flash FloodMay 24, 20170.00K

Gallatin County Flood History

Flood — May 15, 2024

Scattered thunderstorms during the morning hours produced heavy rainfall and localized flooding.

Flash Flood — Aug 29, 2022

Showers and thunderstorms developed across the Ohio Valley as an upper level disturbance moved through the region.

Flood — Aug 9, 2022

Scattered showers and thunderstorms produced locally heavy rainfall during the evening hours.

Flood — Feb 28, 2021

Widespread rain fell across the Ohio Valley during the morning hours as a warm front lifted north through the area. Two to three inches of rain fell across much of the region.

Flood — Feb 7, 2019

Several waves of low pressure moved along a stalled front, bringing a prolonged period of heavy rain.

Source: NOAA National Weather Service Storm Events Database.

Gallatin County NFIP Flood Insurance Claims

Total Claims Filed
24
Total Paid Out
$348,783
Avg Claim
$20,516
Avg Water Depth
11.7 ft

Claims by Flood Zone

A Zones (High Risk)
22

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

Flood Zone Types in Gallatin County

FEMA assigns flood zone designations to areas in Gallatin County, Kentucky:

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 Gallatin County

Properties in Gallatin County, Kentucky 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.