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

Hancock County Disaster Risk

Hancock County, Mississippi

FEMA Risk Rating

Relatively Moderate

National Percentile

83th

of 3,144 counties

State Rank

#10

of 82 (1 = highest risk)

Flood Risk

86th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 86% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Moderate

Higher than 90% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 77% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 45% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively High

Higher than 95% of US counties

Risk Overview

About Natural Disaster Risk in Hancock County, Mississippi

Hancock County faces substantial disaster risk

Hancock County's composite risk score of 82.73 and relatively moderate rating place it well above the national average for natural hazard exposure. The county experiences significant vulnerability across multiple disaster categories, requiring proactive resident preparedness.

Among Mississippi's highest-risk counties

At 82.73, Hancock County scores notably higher than Mississippi's state average of 50.94, placing it in the upper tier of the state's risk distribution. Residents face substantially greater disaster exposure than the typical Mississippi county.

Riskier than inland counties, comparable to coast

Hancock County's 82.73 score significantly exceeds Franklin County's 17.33 and Greene County's 42.18 to the north, while closely approaching Harrison County's 95.61 on the coast. The county represents a high-risk zone within its region.

Hurricanes, wildfire, and flooding dominate

Hancock County faces exceptional hurricane risk at 95.24, wildfire risk at 90.43, and severe flood risk at 86.20—a dangerous trio reflecting coastal and low-lying geography. Tornado risk at 76.56 adds a fourth significant threat to homes and infrastructure.

Comprehensive multi-hazard coverage critical

Hancock County homeowners must secure robust coverage for wind, water, and fire damage, with flood insurance essential given the 86.20 flood risk score. Review policies annually, maintain defensible space around structures, and keep comprehensive emergency supplies and plans current.

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

Preparedness Guide

What to Prepare for in Hancock County

Top Hazards by Exposure

  1. #1
    HurricanePrepare
    95th percentile
  2. #2
    WildfirePrepare
    90th percentile
  3. #3
    FloodPrepare
    86th percentile

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

Risk Advisory: Hancock County

Risk Verdict

FEMA's National Risk Index rates Hancock County at the 83th percentile nationally — above average and worth proactive preparation. Residents should prioritize a formal household emergency plan, including evacuation routes, insurance review, and a well-stocked emergency kit.

Hazard Breakdown

Hurricane risk is Hancock County's dominant natural hazard, ranked at the 95th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 90th percentile nationally. Additional tracked hazards include flood (86th percentile), tornado (77th percentile), earthquake (45th percentile).

Preparedness Context

Hurricane exposure at the 95th percentile nationally makes Hancock County a county where pre-season preparedness — not storm-day preparation — determines outcomes. Hancock County evacuation decisions under a watch or warning benefit from prior planning, not routes improvised under time pressure. Hancock County's wildfire exposure at the 90th percentile nationally adds a hazard layer that can persist or intensify after hurricane-force winds have passed, particularly in low-lying inland areas. Hancock County residents benefit from registering with the county's special-needs evacuation registry if household members have mobility limitations, require electricity-dependent medical equipment, or cannot self-evacuate — registration in advance of storm season is required.

Regional Context

Hancock County is 31.8 composite risk points above the Mississippi average, indicating that residents face greater natural hazard exposure than most of their in-state neighbors.

Is your household prepared for Hancock 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 Hancock County, MS?
Hancock County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 83th 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 Hancock County?
Hancock County is evaluated for five major natural hazard types: hurricane (95th percentile), wildfire (90th percentile), flooding (86th percentile), tornado (77th percentile), earthquake (45th percentile). The highest-risk hazard is hurricane at the 95th 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 Hancock County risk compare to the Mississippi average?
Hancock County's composite risk percentile is 83th, compared to the Mississippi state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Hancock County faces higher natural disaster risk than the typical county in Mississippi.
Is Hancock County at risk for hurricane?
Yes, Hancock County's hurricane risk is at the 95th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Hancock County is at the 86th 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 Hancock County higher risk than average?
Hancock County's composite risk score of 83th percentile is above the Mississippi state average of 51th percentile. This elevated risk is driven by hurricane exposure (95th percentile), along with wildfire and flooding and tornado 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.