Safest places to live in Delaware from natural disasters
The lowest natural-disaster risk in Delaware is in Kent County, New Castle County, Sussex County, where FEMA rates few or no severe perils. The most exposed county is Sussex County, driven by coastal flooding. This page ranks every Delaware county by physical peril exposure, from official FEMA National Risk Index data.
Lowest-risk counties in Delaware
| County | Physical risk | Top severe peril |
|---|---|---|
| Kent County | Low | hurricane |
| New Castle County | Elevated | riverine flooding |
| Sussex County | High | coastal flooding |
Highest-risk counties in Delaware
| County | Physical risk | Driven by |
|---|---|---|
| Sussex County | High | coastal flooding |
| New Castle County | Elevated | riverine flooding |
| Kent County | Low | hurricane |
Dominant perils in Delaware
Across Delaware, the perils most often rated Relatively High or higher by FEMA are riverine flooding, coastal flooding. County rankings reflect physical exposure, not dollar value, so a county can rank low here even if it is densely developed. For a specific property, the flood zone and exact peril ratings matter more than the county summary.
Look up any Delaware address on the Safe Havens map, or read how Plattow scores risk and FEMA flood zones. See all states on the states index.