FloodZoneMap.org

Henry County, Georgia Flood Zones

Check an Address in Henry County

Enter any address in Henry County, Georgia to see its FEMA flood zone

The Flooding Character of Henry County

Tropical storms and associated heavy rainfall are the dominant flood character in Henry County. Over the past 30 years, NOAA Storm Events data shows 14 tropical storm events, 5 flood events, and 5 flash flood events. Recent examples include Hurricane Helene in September 2024, which brought widespread rainfall totals between 6 and 14 inches to the region, and Tropical Storm Sally in September 2020, which produced 2 to 8 inches of rain.

National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A and Zone X have experienced flood damage. Zone A properties had an average claim payout of $14,996 with an average water depth of 8.6 feet. Zone X properties had an average payout of $18,269 with an average water depth of 8.5 feet. Homeowners in these zones, particularly those without a Base Flood Elevation (BFE) designation, should pay close 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 Henry County

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

Read Georgia flood stories →

Flood Risk Data for Henry County

Henry County, Georgia has recorded 27 flood-related events since 1996 according to NOAA's Storm Events Database, including 5 flash floods and 5 river or area floods. The county has received 16 federal disaster declarations. Enter any address above to check its FEMA flood zone designation.

Henry County Disaster History

FEMA Disaster Declarations (1973–2026)

Disaster Declarations
16
Hurricane Disasters
1
Latest Disaster
Severe Winter Storm (2026-01-22)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Henry County

DeclarationTypeDate
Severe Winter StormWinter StormJan 22, 2026
Hurricane HeleneTropical StormSep 24, 2024
Severe Storms, Straight-line Winds, And TornadoesSevere StormJan 12, 2023
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Hurricane IrmaHurricaneSep 7, 2017
Severe Winter StormSevere Ice StormFeb 10, 2014
Hurricane Katrina EvacuationHurricaneAug 27, 2005
Severe Winter StormSevere StormJan 22, 2000
Severe Storms And FloodingSevere StormFeb 14, 1998

Recorded Flood Events in Henry County

NOAA Storm Events Database (1996–2025)

Total Flood Events
27
River/Area Floods
5
Flash Floods
5
Hurricanes/Tropical Storms
17
Total Property Damage
$511,000

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Henry County

TypeDateDamage
Tropical StormSep 27, 20241.00K
Flash FloodAug 28, 20230.00K
Tropical StormOct 28, 2020
Flash FloodSep 17, 20200.00K
Flash FloodApr 19, 20190.00K
Tropical StormSep 11, 2017250.00K
Tropical StormSep 4, 20110.00K
FloodSep 21, 2009250.00K
Tropical StormNov 10, 20090.00K
Flash FloodMar 30, 20085.00K

Henry County Flood History

Tropical Storm — Sep 27, 2024

Hurricane Helene made landfall as a Category 4 hurricane in the Big Bend region of Florida at 11 PM EDT. Helene moved quickly inland bringing wind gusts between 50 and 100 mph to portions of east and central Georgia. Widespread rainfall totals between 6 and 14 inches were observed in association with Helene across north and central Georgia. The highest rainfall amounts were primarily observed i...

Flash Flood — Aug 28, 2023

Thunderstorms formed along a stationary boundary located draped across west-central and northwest GA on the 28th and 29th. Significant tropical moisture ahead of Hurricane Idalia led to several thunderstorms becoming strong to severe. The main hazards included damaging winds and torrential rainfall.

Tropical Storm — Oct 28, 2020

During the late evening of October 28th through the morning of October 29th, Tropical Storm Zeta swept rapidly across north Georgia producing widespread wind damage and isolated flooding across north and portions of central Georgia. Around 1.5 million customers lost electricity for some period of time, some for several days.

Flash Flood — Sep 17, 2020

A weakening Tropical Storm Sally moved into Georgia on September 16th, spreading heavy rainfall amounts and producing damaging winds in north and central Georgia. Rainfall amounts of 2 to 8 inches occurred, with the axis of heaviest rainfall extending from near Columbus, to Macon, to Augusta. The highest winds were observed in the metro Atlanta area as Sally's convective bands moved through lat...

Flash Flood — Apr 19, 2019

Another in a series of deep upper-level troughs and its associated surface low and cold front moved through the region. Marginal instability but moderate to high shear and strong dynamics resulted in a line of strong thunderstorms, with isolated damaging winds and a few tornadoes, that swept through north and central Georgia during the morning. Training storms and ample moisture produced a swat...

Source: NOAA National Weather Service Storm Events Database.

Henry County NFIP Flood Insurance Claims

Total Claims Filed
61
Total Paid Out
$1.0M
Avg Claim
$27,568
Avg Water Depth
32.8 ft

Claims by Flood Zone

A Zones (High Risk)
19
X Shaded (500-yr)
1
X Unshaded (Low)
1

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

Flood Zone Types in Henry County

FEMA assigns flood zone designations to areas in Henry County, Georgia:

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 Henry County

Properties in Henry County, Georgia 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.