Natural Disaster Risk in Jersey County
Illinois
Risk Summary for Jersey County
Jersey County scores 5.0/10 (Moderate risk), near the U.S. average of 4.5. The leading hazard is Landslide.
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: Jersey County, Illinois
Jersey County, in the United States in Illinois, is characterized by its humid continental climate — bitterly cold winters and hot, humid summers. The county faces a severe thunderstorm and tornado season each spring, and its FEMA risk assessment establishes the hazard baseline shared by all the towns and cities it contains.
Jersey County's overall natural disaster risk is rated 5.0/10 (Moderate) by FEMA's National Risk Index. The area faces significant landslide risk, where mountainous topography and saturated soils during wet periods combine to create hazardous mass movement conditions. Secondary hazards include heat and earthquake.
Within Illinois, Jersey County's risk is, slightly below the 5.8/10 state average. Nationally, it ranks near the U.S. national average of 4.5/10. FEMA's analysis of Jersey County identifies landslide as the foremost hazard, followed by heat and earthquake. These rankings reflect the relative frequency and severity of each hazard type in the local environment.
With a moderate risk rating, Jersey 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 landslide is recommended.
What this means for Jersey County: Landslide preparedness
- Have an evacuation plan ready during periods of intense or prolonged rainfall.
- Watch for warning signs such as new cracks, tilting trees, or changes in water drainage on slopes.
- Standard insurance generally excludes landslide and earth-movement damage — ask about specialized coverage.
Cities in Jersey County
ZIP codes in Jersey County
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. For informational purposes only.