Denton County Disaster Risk
Denton County, Texas
FEMA Risk Rating
Relatively High
National Percentile
97th
of 3,144 counties
State Rank
#10
of 254 (1 = highest risk)
Flood Risk
96th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively High
Higher than 96% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Moderate
Higher than 93% of US counties
Tornado
Tornado and severe thunderstorm risk
Very High
Higher than 100% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 74% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 58% of US counties
Risk Overview
About Natural Disaster Risk in Denton County, Texas
Denton County faces elevated disaster risk
Denton County's composite risk score of 96.91 places it in the "Relatively High" category, significantly exceeding the national average. This rapidly growing North Texas county sits atop multiple overlapping hazard zones.
Second-highest risk in Texas
At 96.91, Denton County ranks near the top of Texas's riskiest counties, just behind Dallas (99.65) and well above the state average of 49.00. The county's boom in population and development has intensified vulnerability.
Paired with Dallas in regional risk
Denton (96.91) and Dallas (99.65) form a high-risk corridor, while surrounding counties like Collin and Wise experience lower exposure. The Dallas–Fort Worth metroplex concentration amplifies disaster impacts across this zone.
Tornadoes and floods top the list
Tornado risk of 99.81 and flood risk of 95.71 dominate Denton's hazard profile, with wildfire (92.97) and earthquake (73.98) adding substantial additional concern. These converging hazards create year-round preparedness demands.
Multi-layer insurance is critical
Flood insurance is essential given the 95.71 flood score and is not covered by standard policies; earthquake coverage should also be considered given 73.98 risk. Building or accessing a reinforced safe room and signing up for county weather alerts are vital tornado protections.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Denton County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Denton County
Risk Verdict
FEMA's National Risk Index places Denton County at the 97th percentile nationally — in the high-risk bracket for U.S. counties. Residents should prioritize a formal household emergency plan, including evacuation routes, insurance review, and a well-stocked emergency kit.
Hazard Breakdown
Tornado risk is Denton County's dominant natural hazard, ranked at the 100th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 96th percentile nationally. Additional tracked hazards include wildfire (93th percentile), earthquake (74th percentile), hurricane (58th percentile).
Preparedness Context
With tornado ranked at the 100th percentile nationally, Denton 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. Alongside tornado exposure, flood at the 96th percentile nationally means Denton County households face multi-hazard severe-weather seasons that benefit from a single integrated emergency plan covering both threats. For Denton 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
Denton County is 47.9 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 Denton County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Denton County, TX?
What types of natural hazards affect Denton County?
How does Denton County risk compare to the Texas average?
Is Denton County at risk for tornado?
How is natural disaster risk measured?
Why is Denton County higher risk than average?
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.