Natural Disaster Risk in Jefferson County
Mississippi
Risk Summary for Jefferson County
Jefferson County scores 4.8/10 (Moderate risk), near the U.S. average of 4.5. The leading hazard is Hurricane.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Average risk — standard coverage usually sufficient
This area carries average natural disaster risk. A standard homeowners or renters policy should cover common events, but review the exclusions for floods and earthquakes, which are almost never included by default.
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Jefferson County, Mississippi
Jefferson County, in the United States in Mississippi, is characterized by its humid subtropical climate — very hot, humid summers and mild winters. The county faces overlapping tornado and hurricane seasons, and its FEMA risk assessment establishes the hazard baseline shared by all the towns and cities it contains.
According to FEMA's National Risk Index, Jefferson County carries an overall risk score of 4.8/10, placing it in the moderate category. Hurricane and tropical storm exposure tops the local risk profile, with the community vulnerable to storm surge, high sustained winds, and flooding rainfall during the June–November season. The area also faces notable exposure to heat and landslide.
Within Mississippi, Jefferson County's risk is, slightly below the 6.1/10 state average. Nationally, it ranks near the U.S. national average of 4.5/10. FEMA's analysis of Jefferson County identifies hurricane as the foremost hazard, followed by heat and landslide. These rankings reflect the relative frequency and severity of each hazard type in the local environment.
With a moderate risk rating, Jefferson County residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for hurricane is recommended.
What this means for Jefferson County: Hurricane preparedness
- Keep at least a week of supplies on hand; power and water service can be disrupted for days after landfall.
- Wind damage is usually covered by homeowners insurance, but storm-surge flooding requires separate flood coverage.
- Know your evacuation zone and route before hurricane season begins each June.
Cities in Jefferson County
ZIP codes in Jefferson County
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. For informational purposes only.