Henry County Disaster Risk
Henry County, Georgia
FEMA Risk Rating
Relatively Low
National Percentile
79th
of 3,144 counties
State Rank
#17
of 159 (1 = highest risk)
Flood Risk
85th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Moderate
Higher than 85% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Relatively Low
Higher than 43% of US counties
Tornado
Tornado and severe thunderstorm risk
Moderate
Higher than 90% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 77% of US counties
Hurricane
Tropical cyclone and hurricane risk
Relatively Low
Higher than 64% of US counties
Risk Overview
About Natural Disaster Risk in Henry County, Georgia
Henry County Faces Elevated Risk Nationally
Henry County's composite score of 79.36 marks it as "Relatively Low" but still substantially higher than the national average. This growing suburban county near Atlanta experiences more natural disaster exposure than most U.S. counties.
Among Georgia's Highest-Risk Counties
Henry County's 79.36 rating nearly doubles Georgia's 39.49 state average, ranking it among the state's most hazard-exposed counties. The combination of rapid development, population density, and geographic exposure creates this elevated profile.
Riskier Than Most Surrounding Counties
Henry County (79.36) carries significantly higher risk than Jasper County (8.08) and Heard County (12.82) to its north and west. Houston County (70.48) approaches similar risk levels, reflecting the Atlanta metro corridor's increased disaster exposure.
Flooding and Tornadoes Dominate Threats
Flood risk (84.51) and tornado risk (89.54) are Henry County's primary hazards, reflecting the county's position in Georgia's tornado corridor and watershed vulnerabilities. Earthquake risk (77.04) adds additional pressure, with significant population centers at stake.
Comprehensive Coverage Essential Here
Henry County residents must prioritize flood insurance—standard homeowners policies exclude water damage, yet flood risk scores 84.51. Bundle earthquake and windstorm coverage, and consider strengthened roof attachments and foundation anchoring.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Henry County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Henry County
Risk Verdict
At the 79th percentile nationally, Henry County experiences a manageable level of natural hazard risk that falls below the U.S. median. High composite risk signals that multiple hazard types are elevated simultaneously; planning for more than one scenario is important in Henry County.
Hazard Breakdown
Tornado risk is Henry County's dominant natural hazard, ranked at the 90th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 85th percentile nationally. Additional tracked hazards include earthquake (77th percentile), hurricane (64th percentile), wildfire (43th percentile).
Preparedness Context
Henry County's primary hazard, tornado, ranks at the 90th percentile nationally. In Henry County, mobile homes and manufactured housing face significantly higher tornado risk than site-built structures; residents in these homes should identify the nearest permanent community shelter in advance. Flood is the second hazard driver for Henry County at the 85th percentile nationally, meaning households should maintain awareness of both severe-weather and flood-specific warning systems. The highest-risk window for tornado fatalities is overnight, when Henry County residents may be asleep. A NOAA weather radio with overnight alert capability is the single most impactful low-cost preparedness step available to Henry County households.
Regional Context
Henry County falls 39.9 points above Georgia's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.
Is your household prepared for Henry County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Henry County, GA?
What types of natural hazards affect Henry County?
How does Henry County risk compare to the Georgia average?
Is Henry County at risk for tornado?
How is natural disaster risk measured?
Why is Henry 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.