Enter any address in Grant County, Kentucky to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Grant County. In the last 30 years, NOAA Storm Events data shows 27 flash flood events and 19 flood events. Recent examples include flash flooding on January 3, 2023, and a flood event on April 28, 2021, both associated with showers and thunderstorms moving through the Ohio Valley.
While the National Flood Insurance Program (NFIP) has recorded limited claims in Grant County, one claim in Zone A resulted in no payout and no reported water depth, while a claim in an unknown zone had an average payout of $4,500 with an average water depth of 1.0 foot. Homeowners in areas identified as Zone A or Zone Unknown, as well as those residing near waterways, should pay particular attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
Grant County, Kentucky has recorded 46 flood-related events since 1996 according to NOAA's Storm Events Database, including 27 flash floods and 19 river or area floods. The county has received 18 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1996–2026)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Winter Storm | Winter Storm | Jan 23, 2026 |
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | Apr 2, 2025 |
| Severe Storms, Straight-line Winds, Flooding, And Landslides | Severe Storm | Feb 14, 2025 |
| Severe Storms, Straight-line Winds, Tornadoes, Flooding, Landslides, And Mudslides | Severe Storm | Mar 3, 2023 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Straight-line Winds, Flooding, Landslides, And Mudslides | Severe Storm | Feb 6, 2019 |
| Severe Storms, Tornadoes, Flooding, Landslides, And Mudslides | Flood | Feb 21, 2018 |
| Severe Winter Storm, Snowstorm, Flooding, Landslides, And Mudslides | Flood | Mar 3, 2015 |
| Severe Storms, Tornadoes, Straight-line Winds And Flooding | Severe Storm | Feb 29, 2012 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jan 3, 2023 | 0.00K |
| Flood | Apr 28, 2021 | 0.00K |
| Flash Flood | May 24, 2020 | 0.00K |
| Flash Flood | May 18, 2018 | 0.00K |
| Flash Flood | May 18, 2018 | 10.00K |
| Flash Flood | May 18, 2018 | 30.00K |
| Flood | Sep 8, 2018 | 0.00K |
| Flood | Jul 2, 2018 | 0.00K |
| Flood | Apr 3, 2015 | 25.00K |
| Flood | Apr 3, 2015 | 0.50K |
Flash Flood — Jan 3, 2023
Showers and thunderstorms developed during the morning hours ahead of a low pressure system moving through the Ohio Valley.
Flood — Apr 28, 2021
Showers and thunderstorms developed during the after and evening hours as an upper level disturbance moved through the Ohio Valley. Some of the storms produced locally heavy rainfall and gusty winds.
Flash Flood — May 24, 2020
Scattered thunderstorms developed during the afternoon hours as a weak upper level disturbance moved through the Ohio Valley.
Flash Flood — May 18, 2018
Scattered thunderstorms developed along a stalled boundary that was lingering across the Ohio Valley. Some of the storms produced heavy rainfall.
Flood — Sep 8, 2018
Showers with embedded thunderstorms spread into the area through the day as remnants from Tropical Storm Gordon approached from the west.
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Grant 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.
Properties in Grant 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.