FloodZoneMap.org

Walker County, Texas Flood Zones

Check an Address in Walker County

Enter any address in Walker County, Texas to see its FEMA flood zone

The Flooding Character of Walker County

Flash flooding is the most frequent type of flood event in Walker County, TX, with 58 occurrences recorded by NOAA over the past 30 years. These events have included significant rainfall, as seen on May 16, 2024, when a derecho brought widespread flash flooding to the region, contributing to extensive power outages. Other flood types, including tropical storms and hurricanes, have also impacted the county, with two hurricane events resulting in one recorded death.

National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A have experienced a high volume of claims, with 198 claims filed, averaging $43,208 in payouts and an average water depth of 4.3 feet. Notably, properties in Zone X, which is typically considered a lower-risk area, have also seen substantial claims, with 108 claims averaging $44,121 and an average water depth of 13.3 feet. Homeowners in Zone A, as well as those in Zone X who may have experienced significant water depth, 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 Walker County

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

Read Texas flood stories →

Flood Risk Data for Walker County

Walker County, Texas has recorded 67 flood-related events since 1996 according to NOAA's Storm Events Database, including 58 flash floods and 3 river or area floods. The county has received 39 federal disaster declarations, 8 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.

Walker County Disaster History

FEMA Disaster Declarations (1989–2024)

Disaster Declarations
39
Flood/Coastal Disasters
8
Hurricane Disasters
4
Latest Disaster
Hurricane Beryl (2024-07-05)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Walker County

DeclarationTypeDate
Hurricane BerylHurricaneJul 5, 2024
Severe Storms, Straight-line Winds, Tornadoes, And FloodingFloodApr 26, 2024
Severe Winter StormSevere Ice StormFeb 11, 2021
Severe Winter StormsSevere Ice StormFeb 11, 2021
Tropical Storms Marco And LauraHurricaneAug 23, 2020
Covid-19BiologicalJan 20, 2020
Covid-19 PandemicBiologicalJan 20, 2020
Severe Storms And FloodingFloodSep 10, 2018
Hurricane HarveyHurricaneAug 23, 2017
Severe Storms And FloodingFloodMay 22, 2016

Recorded Flood Events in Walker County

NOAA Storm Events Database (1996–2025)

Total Flood Events
67
River/Area Floods
3
Flash Floods
58
Hurricanes/Tropical Storms
6
Total Property Damage
$624.2M
Flood Deaths
2

Source: NOAA National Weather Service Storm Events Database.

Recent Flood Events in Walker County

TypeDateDamage
Flash FloodApr 29, 2024100.00K
Flash FloodApr 28, 20240.00K
Flash FloodApr 28, 202420.00K
Flash FloodJan 24, 20240.00K
Flash FloodJan 23, 20240.00K
Flash FloodMay 16, 20240.00K
FloodFeb 10, 20240.00K
Flash FloodMay 1, 20240.00K
FloodMay 1, 2024670.00K
Flash FloodApr 30, 20210.00K

Walker County Flood History

Flash Flood — Apr 29, 2024

Evening through overnight storms produced a lot of flash flooding, a couple tornadoes, some winds damage and some hail.

Flash Flood — Apr 28, 2024

Evening through overnight storms produced a lot of flash flooding, a couple tornadoes, some winds damage and some hail.

Flash Flood — Jan 24, 2024

A series of disturbances moved across the area resulting in numerous flash flood events that resulted in the flooding of many homes, extensive high water rescues, and a flood-related fatality.

Flash Flood — Jan 23, 2024

A series of disturbances moved across the area resulting in numerous flash flood events that resulted in the flooding of many homes, extensive high water rescues, and a flood-related fatality.

Flash Flood — May 16, 2024

On the evening of May 16, a derecho moved into SE TX. This resulted in extensive wind damage across much of the Greater Houston area, including much of Downtown Houston. Maximum wind gusts were estimated to have reached over 100 mph. Additionally, the system produced two tornadoes and widespread flash flooding. Power outages resulting from the derecho lasted multiple days for hundreds of thousa...

Source: NOAA National Weather Service Storm Events Database.

Walker County NFIP Flood Insurance Claims

Total Claims Filed
333
Total Paid Out
$13.7M
Avg Claim
$49,748
Avg Water Depth
12.0 ft

Claims by Flood Zone

A Zones (High Risk)
198
X Shaded (500-yr)
3
X Unshaded (Low)
8

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

Flood Zone Types in Walker County

FEMA assigns flood zone designations to areas in Walker County, Texas:

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 Walker County

Properties in Walker County, Texas 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.