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

East Baton Rouge Parish Disaster Risk

East Baton Rouge Parish, Louisiana

FEMA Risk Rating

Relatively High

National Percentile

98th

of 3,144 counties

State Rank

#3

of 64 (1 = highest risk)

Flood Risk

97th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively High

Higher than 97% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 32% 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 84% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively High

Higher than 98% of US counties

Risk Overview

About Natural Disaster Risk in East Baton Rouge Parish, Louisiana

East Baton Rouge faces top-tier national risk

With a composite risk score of 97.96, East Baton Rouge ranks in the highest-risk tier nationally, far exceeding the typical U.S. county profile. This rating reflects exposure to multiple severe hazards, particularly tornadoes (99.59) and hurricanes (98.16), that consistently threaten the region. The parish is among the most disaster-prone counties in America.

Highest-risk parish in Louisiana by far

East Baton Rouge's composite score of 97.96 dwarfs Louisiana's state average of 62.37, making it the state's most hazard-exposed parish. No other Louisiana county comes close to its combination of extreme tornado, hurricane, and flood risks. Residents here face significantly greater disaster exposure than their neighbors across the state.

Dramatically riskier than surrounding parishes

East Baton Rouge (97.96) far outpaces nearby East Feliciana (56.42) and Iberville (73.73), with nearly 40 points higher composite risk. Even Iberia Parish to the south, which faces severe hurricane and flood threats, scores 90.62—still 7 points lower than East Baton Rouge. The parish stands alone as the region's most hazardous place to live.

Tornadoes and hurricanes dominate local threats

Tornadoes pose the single greatest threat with a risk score of 99.59, while hurricanes close behind at 98.16, making this parish highly vulnerable to both rotating storms and tropical systems. Flooding ranks third at 97.33, capable of compounding damage when multiple hazards strike. Together, these three hazards create a perfect storm of disaster risk.

Comprehensive insurance is non-negotiable here

Homeowners in East Baton Rouge must carry windstorm/hurricane insurance, flood insurance through the National Flood Insurance Program, and strong homeowners coverage to address tornado damage. Consider reinforcing your roof, installing a storm cellar, and maintaining 100% replacement-cost coverage given the parish's extreme multi-hazard exposure. Your insurance portfolio should reflect the reality that major disasters here are not if, but when.

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

Preparedness Guide

What to Prepare for in East Baton Rouge Parish

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    100th percentile
  2. #2
    HurricanePrepare
    98th percentile
  3. #3
    FloodPrepare
    97th percentile

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

Risk Advisory: East Baton Rouge Parish

Risk Verdict

East Baton Rouge Parish's composite risk score ranks at the 98th percentile nationally, reflecting genuine multi-hazard exposure for residents. At this risk level, having a documented household preparedness plan — not just awareness — is the meaningful next step for East Baton Rouge Parish residents.

Hazard Breakdown

Tornado risk is East Baton Rouge Parish's dominant natural hazard, ranked at the 100th percentile nationally under FEMA's National Risk Index. Hurricane ranks second at the 98th percentile nationally. Additional tracked hazards include flood (97th percentile), earthquake (84th percentile), wildfire (32th percentile).

Preparedness Context

Tornado exposure at the 100th percentile nationally makes East Baton Rouge Parish a county where a battery-powered weather radio — not just smartphone apps — is a worthwhile household investment, given that mobile networks often fail during severe storms. Alongside tornado exposure, hurricane at the 98th percentile nationally means East Baton Rouge Parish households face multi-hazard severe-weather seasons that benefit from a single integrated emergency plan covering both threats. In East Baton Rouge Parish, tornado watches indicate favorable atmospheric conditions while warnings mean rotation has been detected — households benefit from understanding this distinction so they shelter immediately on a warning, not after seeking visual confirmation.

Regional Context

The Louisiana county average is 35.6 composite points below East Baton Rouge Parish's score, a gap that reflects the county's elevated position in the state's hazard distribution.

Is your household prepared for East Baton Rouge Parish'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 East Baton Rouge Parish, LA?
East Baton Rouge Parish has a FEMA National Risk Index rating of Relatively High, placing it in the 98th 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 East Baton Rouge Parish?
East Baton Rouge Parish is evaluated for five major natural hazard types: tornado (100th percentile), hurricane (98th percentile), flooding (97th percentile), earthquake (84th percentile), wildfire (32th 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 East Baton Rouge Parish risk compare to the Louisiana average?
East Baton Rouge Parish's composite risk percentile is 98th, compared to the Louisiana state average of 62th percentile. The state's overall risk rating is Relatively Low. This means East Baton Rouge Parish faces higher natural disaster risk than the typical county in Louisiana.
Is East Baton Rouge Parish at risk for tornado?
Yes, East Baton Rouge Parish's tornado risk is at the 100th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, East Baton Rouge Parish is at the 97th 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 East Baton Rouge Parish higher risk than average?
East Baton Rouge Parish's composite risk score of 98th percentile is above the Louisiana state average of 62th percentile. This elevated risk is driven by tornado exposure (100th percentile), along with hurricane and flooding and earthquake 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.