riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Walker County Disaster Risk

Walker County, Texas

FEMA Risk Rating

Relatively Low

National Percentile

74th

of 3,144 counties

State Rank

#70

of 254 (1 = highest risk)

Flood Risk

66th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 66% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 78% of US counties

Tornado

Tornado and severe thunderstorm risk

Moderate

Higher than 92% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 31% of US counties

Hurricane

Tropical cyclone and hurricane risk

Moderate

Higher than 84% of US counties

Risk Overview

About Natural Disaster Risk in Walker County, Texas

Walker County's Above-Average Risk

Walker County scores 73.82 on the composite risk scale, ranking as relatively low but significantly exceeding the Texas state average of 49.00 by 25 points. This places Walker in the upper range of national risk exposure, well above the median.

Walker Ranks High Among Texas Counties

Walker County ranks in the upper third of Texas counties for disaster risk, with its 73.82 score placing it well above the state average. The county faces heightened exposure compared to most Texas locations.

Walker Compared to Neighboring Counties

Walker's 73.82 score is higher than Waller County (70.26) and Washington County (71.98) but lower than Victoria County (86.48) and Webb County (89.25). Walker sits in the cluster of moderately elevated-risk counties in Southeast Texas.

Walker's Most Serious Hazards

Tornadoes pose the greatest threat with a risk score of 91.86, making them nearly certain to impact the county regularly. Hurricane exposure reaches 84.11 and wildfire risk sits at 78.12, creating a multi-hazard environment where severe weather events are the norm.

Walker Homeowner Protection Steps

Install a safe room or reinforced basement shelter rated for tornadoes, as they are Walker's dominant threat. Pair this with comprehensive homeowners insurance that includes windstorm coverage for hurricanes, and trim tree limbs regularly to reduce wind damage risk during severe weather.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Walker County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    92th percentile
  2. #2
    HurricanePrepare
    84th percentile
  3. #3
    WildfirePrepare
    78th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Walker County

Risk Verdict

Natural hazard pressure in Walker County is below the national midpoint, with a composite score at the 74th percentile. Proactive emergency planning and awareness of the specific hazards driving Walker County's score can meaningfully reduce household risk.

Hazard Breakdown

Tornado risk is Walker County's dominant natural hazard, ranked at the 92th percentile nationally under FEMA's National Risk Index. Hurricane ranks second at the 84th percentile nationally. Additional tracked hazards include wildfire (78th percentile), flood (66th percentile), earthquake (31th percentile).

Preparedness Context

With tornado ranked at the 92th percentile nationally, Walker County sits in a high-exposure zone where the difference between outcomes often comes down to proximity to a reinforced interior shelter and seconds of warning time. The secondary hurricane hazard at the 84th percentile nationally adds seasonal complexity to Walker County's preparedness calendar, since hurricane and tornado risk often peak at different points in the year. For Walker County households, safe rooms certified to FEMA 320/361 standards offer the highest protection during a direct tornado hit; households without a safe room should locate the innermost lowest-floor room in their building and practice the route to it before storm season.

Regional Context

Walker County is 24.8 composite risk points above the Texas average, indicating that residents face greater natural hazard exposure than most of their in-state neighbors.

Is your household prepared for Walker County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Walker County, TX?
Walker County has a FEMA National Risk Index rating of Relatively Low, placing it in the 74th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Walker County?
Walker County is evaluated for five major natural hazard types: tornado (92th percentile), hurricane (84th percentile), wildfire (78th percentile), flooding (66th percentile), earthquake (31th percentile). The highest-risk hazard is tornado at the 92th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Walker County risk compare to the Texas average?
Walker County's composite risk percentile is 74th, compared to the Texas state average of 49th percentile. The state's overall risk rating is Relatively Low. This means Walker County faces higher natural disaster risk than the typical county in Texas.
Is Walker County at risk for tornado?
Yes, Walker County's tornado risk is at the 92th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Walker County is at the 66th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Walker County higher risk than average?
Walker County's composite risk score of 74th percentile is above the Texas state average of 49th percentile. This elevated risk is driven by tornado exposure (92th percentile), along with hurricane and wildfire and flooding risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.