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

Llano County Disaster Risk

Llano County, Texas

FEMA Risk Rating

Relatively Low

National Percentile

70th

of 3,144 counties

State Rank

#80

of 254 (1 = highest risk)

Flood Risk

83th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 83% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 80% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 68% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 10% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 54% of US counties

Risk Overview

About Natural Disaster Risk in Llano County, Texas

Llano County: Above-Average Risk

Llano County scores 70.39 on the composite risk scale, earning a Relatively Low rating but exceeding the Texas state average of 49.00 by 44%. This makes Llano a notably higher-risk county, driven by significant flood and wildfire exposure in Central Texas.

Llano's Upper-Tier Risk Standing

Llano County's composite risk score of 70.39 places it in the higher-risk tier of Texas counties, reflecting substantial exposure to floods, wildfires, and tornadoes. The county ranks considerably higher than the state average across multiple hazard types.

Llano Among Central Texas Peers

Llano County (70.39) carries higher risk than Leon County (58.30) and Limestone County (59.26) to the east, but lower than Liberty County (79.52) to the southeast. It shares elevated risk with Lubbock County (96.25) to the west, though the hazard types differ by region.

Llano's Dual Flood-Wildfire Threat

Flood risk (82.51) and wildfire risk (80.25) dominate Llano County's hazard landscape, reflecting both hill country topography and dry vegetation patterns. Tornado risk (67.59) adds a third concern, making Llano a multi-hazard zone where seasonal preparedness is essential.

Essential Insurance for Llano Homes

Llano County residents must secure flood insurance given the county's 82.51 flood risk score, particularly if near waterways or in drainage areas. Ensure your homeowners policy covers wildfire and tornado damage, and review coverage limits before each storm season.

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

Preparedness Guide

What to Prepare for in Llano County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    83th percentile
  2. #2
    WildfirePrepare
    80th percentile
  3. #3
    TornadoPrepare
    68th percentile

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

Risk Advisory: Llano County

Risk Verdict

Llano County sits below the national average for natural disaster exposure, ranking at the 70th percentile across all U.S. counties. Understanding the specific hazards behind Llano County's ranking helps residents prioritize where to direct emergency planning efforts.

Hazard Breakdown

Flood risk is Llano County's dominant natural hazard, ranked at the 83th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 80th percentile nationally. Additional tracked hazards include tornado (68th percentile), hurricane (54th percentile), earthquake (10th percentile).

Preparedness Context

With flood ranked as the primary hazard at the 83th percentile nationally, Llano County households should build a go-bag that includes important documents, medications, and supplies to sustain the family for at least three days if evacuation is needed. Secondary wildfire exposure at the 80th percentile adds a second preparedness layer; households should review coverage options and alert sign-up for both hazard types. A waterproof container for documents (insurance policies, ID, prescriptions) and a clear household communication plan for when phone networks are congested are the two highest-value low-cost preparedness steps for Llano County households.

Regional Context

A composite score 21.4 points above the Texas state average puts Llano County in a higher-risk category than most counties in the state.

Is your household prepared for Llano 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 Llano County, TX?
Llano County has a FEMA National Risk Index rating of Relatively Low, placing it in the 70th 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 Llano County?
Llano County is evaluated for five major natural hazard types: flooding (83th percentile), wildfire (80th percentile), tornado (68th percentile), hurricane (54th percentile), earthquake (10th percentile). The highest-risk hazard is flooding at the 83th 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 Llano County risk compare to the Texas average?
Llano County's composite risk percentile is 70th, compared to the Texas state average of 49th percentile. The state's overall risk rating is Relatively Low. This means Llano County faces higher natural disaster risk than the typical county in Texas.
Is Llano County at risk for flooding?
Yes, Llano County's flooding risk is at the 83th percentile nationally. This places it in the top quartile for this hazard type.
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 Llano County higher risk than average?
Llano County's composite risk score of 70th percentile is above the Texas state average of 49th percentile. This elevated risk is driven by flooding exposure (83th percentile), along with wildfire and tornado 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.