FloodZoneMap.org

Houston County, Alabama Flood Zones

Check an Address in Houston County

Enter any address in Houston County, Alabama to see its FEMA flood zone

The Flooding Character of Houston County

Flash flooding from thunderstorms is the most frequent type of flood event in Houston County, AL, with 66 occurrences recorded in the last 30 years. Other flood-related events include general floods (13), tropical storms (9), and hurricanes (2). Recent events highlight the impact of heavy rainfall, such as the considerable flash flooding in Houston County in February 2024, where nearly 7 inches of rain fell in a few hours. Peripheral effects from Hurricane Helene were also felt in southeast Alabama in September 2024.

National Flood Insurance Program (NFIP) claims data shows that properties in Zone A have experienced the highest number of claims (85), with an average payout of $27,308 and an average water depth of 5.3 feet. Zone X also has a significant number of claims (67), with an average payout of $15,800 and an average water depth of 4.0 feet. Homeowners in Zone A and Zone X, as well as those in areas with unknown flood risk, should pay close attention to flood potential.

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

Read First-Hand Flood Stories from Houston County

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

Read Alabama flood stories →

Flood Risk Data for Houston County

Houston County, Alabama has recorded 90 flood-related events since 1996 according to NOAA's Storm Events Database, including 66 flash floods and 13 river or area floods. The county has received 28 federal disaster declarations, 1 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Houston County Disaster History

FEMA Disaster Declarations (1975–2024)

Disaster Declarations
28
Flood/Coastal Disasters
1
Hurricane Disasters
5
Latest Disaster
Hurricane Helene (2024-09-22)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Houston County

DeclarationTypeDate
Hurricane HeleneHurricaneSep 22, 2024
Hurricane SallyHurricaneSep 14, 2020
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Hurricane MichaelHurricaneOct 10, 2018
Hurricane NateHurricaneOct 6, 2017
Hurricane IrmaHurricaneSep 8, 2017
Severe Storms, Tornadoes, Straight-line Winds, And FloodingSevere StormDec 23, 2015
Severe Storms, Tornadoes, Straight-line Winds, And FloodingSevere StormApr 28, 2014
Severe Storms, Tornadoes, And Straight-line WindsSevere StormApr 27, 2011

Recorded Flood Events in Houston County

NOAA Storm Events Database (1996–2025)

Total Flood Events
90
River/Area Floods
13
Flash Floods
66
Hurricanes/Tropical Storms
11
Total Property Damage
$92.4M

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Houston County

TypeDateDamage
Tropical StormSep 26, 20240.00K
Flash FloodSep 14, 20240.00K
Flash FloodFeb 12, 20240.00K
Flash FloodFeb 12, 202425.00K
Flash FloodFeb 12, 2024100.00K
Flash FloodApr 10, 20240.00K
Flash FloodMar 9, 20240.00K
Flash FloodJun 21, 20230.00K
Flash FloodSep 1, 20230.00K
Flash FloodMar 18, 20220.00K

Houston County Flood History

Tropical Storm — Sep 26, 2024

Hurricane Helene made landfall as a Category 4 hurricane with maximum sustained winds of 140 mph and a minimum central pressure of 938 mb (27.70 inches) at about 11:10 PM EDT on Thursday, September 26th, in Taylor County Florida just east of the Aucilla River. Helene quickly moved inland across Taylor and Madison Counties before moving into Lowndes County in South Central Georgia. The hurricane...

Flash Flood — Sep 14, 2024

Several showers and thunderstorms developed in association with the remnants of Hurricane Francine and a stalled frontal boundary. Several areas of rotation were detected, but no tornado touchdowns were reported. There was one report of a tree down in Walton county. In addition, heavy rainfall led to areas of flash flooding.

Flash Flood — Feb 12, 2024

A line of thunderstorms trained across parts of the tri-state area, bringing flash flooding to portions of southeast Alabama and southwest Georgia. Considerable flash flooding occurred across Houston county, Alabama where rainfall amounts near 7 inches were measured in just a few hours. In Georgia, rainfall amounts around 5 inches were observed. For the Florida panhandle, rainfall amounts we...

Flash Flood — Apr 10, 2024

Clusters of thunderstorms moved across the tri-state area during the afternoon on April 10th. While most of the wind damage and significant flash flooding occurred across portions of northwest Florida and southern Georgia, there was a report of a tree blown down as well as some brief flash flooding in Houston County, AL as well.

Flash Flood — Mar 9, 2024

A line of thunderstorms moved through the tri-state area ahead of a cold front. Severe weather and flash flooding accompanied this line, mainly across southeast Alabama and southwest Georgia, although a few trees were also blown down in northwest Florida. One tornado was reported in Dale County, AL, and another tornado briefly occurred in northeast Leon County, FL extending into Jefferson count...

Source: NOAA National Weather Service Storm Events Database.

Houston County NFIP Flood Insurance Claims

Total Claims Filed
158
Total Paid Out
$3.4M
Avg Claim
$24,830
Avg Water Depth
8.4 ft

Claims by Flood Zone

A Zones (High Risk)
85
X Shaded (500-yr)
1

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

Flood Zone Types in Houston County

FEMA assigns flood zone designations to areas in Houston County, Alabama:

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 Houston County

Properties in Houston County, Alabama 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.