Delaware Disaster Risk
Natural disaster risk data for all 3 counties.
Avg FEMA Rating
Relatively Moderate
Avg Percentile
91th
Counties with Data
3
of 3 total
All Delaware Counties
| County | Percentile |
|---|---|
| New Castle County | 95th |
| Sussex County | 94th |
| Kent County | 85th |
Frequently Asked Questions
Which county in Delaware has the highest natural disaster risk?
New Castle County has the highest natural disaster risk in Delaware, rated Relatively High (95th percentile nationally), based on FEMA National Risk Index data.
Which county in Delaware is the safest from natural disasters?
Kent County has the lowest natural disaster risk in Delaware, rated Relatively Moderate (85th percentile nationally), based on FEMA NRI data.
What natural disasters are most common in Delaware?
Delaware counties face varying levels of risk from floods, wildfires, tornadoes, earthquakes, and hurricanes. The FEMA National Risk Index scores each county across 18 hazard types. See individual county pages for detailed hazard breakdowns.
How is natural disaster risk measured by county?
The FEMA National Risk Index (NRI) measures natural disaster risk using expected annual loss, social vulnerability, and community resilience. Scores are normalized nationally, with ratings from Very Low to Very High across 18 natural hazard types.
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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.