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

Tarrant County Disaster Risk

Tarrant County, Texas

FEMA Risk Rating

Relatively High

National Percentile

99th

of 3,144 counties

State Rank

#4

of 254 (1 = highest risk)

Flood Risk

99th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively High

Higher than 99% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Moderate

Higher than 91% of US counties

Tornado

Tornado and severe thunderstorm risk

Very High

Higher than 100% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 88% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 72% of US counties

Risk Overview

About Natural Disaster Risk in Tarrant County, Texas

Tarrant faces significantly elevated national risks

Tarrant County's composite risk score of 99.14 places it in the Relatively High category, nearly double the national average. This densely populated Dallas-Fort Worth region confronts serious exposure across multiple natural hazard categories.

Texas's highest-risk county

At 99.14, Tarrant County ranks among the highest-risk counties in Texas, far exceeding the state average of 49.00. This metropolitan county bears substantially greater natural disaster exposure than virtually all other Texas communities.

Tarrant's risk dwarfs surrounding counties

Tarrant's score of 99.14 vastly exceeds neighboring counties like Taylor County (83.81) and Terry County (52.04). The urbanized DFW metroplex presents a unique hazard concentration compared to the surrounding rural Texas landscape.

Tornadoes, flooding, and wildfires threaten

Tornado risk at 99.87 is Tarrant's most severe hazard, combined with flood risk at 99.14 and wildfire risk at 91.48. Earthquake risk at 88.26 and hurricane risk at 72.26 create a multi-hazard environment uncommon in Texas.

Comprehensive coverage is non-negotiable

Tarrant residents must carry robust homeowners insurance with specific tornado/wind, flood, and wildfire protections given the county's elevated scores across all categories. A separate flood insurance policy is strongly recommended for this high-risk metropolitan area.

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

Preparedness Guide

What to Prepare for in Tarrant County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    100th percentile
  2. #2
    FloodPrepare
    99th percentile
  3. #3
    WildfirePrepare
    91th percentile

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

Risk Advisory: Tarrant County

Risk Verdict

Natural hazard exposure in Tarrant County is notably high, placing it at the 99th percentile among all U.S. counties. Tarrant County's elevated composite score reflects cumulative multi-hazard exposure; households should prepare for the county's two or three primary hazard types.

Hazard Breakdown

Tornado risk is Tarrant County's dominant natural hazard, ranked at the 100th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 99th percentile nationally. Additional tracked hazards include wildfire (91th percentile), earthquake (88th percentile), hurricane (72th percentile).

Preparedness Context

Ranked at the 100th percentile nationally for tornado risk, Tarrant County is in a zone where storm shelters have the highest per-dollar protective value of any mitigation investment. Tarrant County's county shelter map is typically available through the local emergency management office. Alongside tornado exposure, flood at the 99th percentile nationally means Tarrant County households face multi-hazard severe-weather seasons that benefit from a single integrated emergency plan covering both threats. Tarrant County residents can check the county's emergency management website for community shelter locations nearest their address — a step worth completing now, not during a warning.

Regional Context

A composite score 50.1 points above the Texas state average puts Tarrant County in a higher-risk category than most counties in the state.

Is your household prepared for Tarrant 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 Tarrant County, TX?
Tarrant County has a FEMA National Risk Index rating of Relatively High, placing it in the 99th 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 Tarrant County?
Tarrant County is evaluated for five major natural hazard types: tornado (100th percentile), flooding (99th percentile), wildfire (91th percentile), earthquake (88th percentile), hurricane (72th percentile). The highest-risk hazard is tornado at the 100th 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 Tarrant County risk compare to the Texas average?
Tarrant County's composite risk percentile is 99th, compared to the Texas state average of 49th percentile. The state's overall risk rating is Relatively Low. This means Tarrant County faces higher natural disaster risk than the typical county in Texas.
Is Tarrant County at risk for tornado?
Yes, Tarrant County's tornado risk is at the 100th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Tarrant County is at the 99th 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 Tarrant County higher risk than average?
Tarrant County's composite risk score of 99th percentile is above the Texas state average of 49th percentile. This elevated risk is driven by tornado exposure (100th percentile), along with flooding and wildfire and earthquake and hurricane 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.