Natural Disaster Risk in New Castle
Delaware
Risk Summary for New Castle
New Castle scores 7.9/10 (High risk), above the U.S. average of 4.5. The leading hazard is Winter Weather.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Above-average risk — check your policy limits
Standard homeowners insurance may not fully cover all hazards rated highly in this area. Verify that your policy includes adequate coverage for the top local hazards, and ask your insurer about specific endorsements or separate policies (e.g., flood, earthquake).
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: New Castle, Delaware
New Castle is a city of 62,392 residents in New Castle County, along the mid-Atlantic coast. The area experiences moderately hot summers and mild winters with coastal storm exposure, with nor'easter and tropical storm threats shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in New Castle.
FEMA rates New Castle's composite natural disaster risk at 7.9 out of 10 — high risk. Severe winter storms top the local risk profile, bringing blizzard conditions, ice storms, and extreme cold that pose health risks and cause extensive property and infrastructure damage. Residents should also account for coastal flood and heat risk in their preparedness planning.
New Castle's risk score, near the 7.7/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for New Castle County, the highest-scoring are winter, coastal flood, and heat. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
New Castle's high risk designation reflects meaningful exposure to natural hazards. Residents should verify that their insurance covers the area's primary risks, prepare a family emergency plan, and stay informed about seasonal hazard peaks through local weather and emergency management services.
What this means for New Castle: Winter Weather preparedness
- Insulate pipes and keep a backup heat source to prevent freezing during extended cold.
- Maintain an emergency kit in your vehicle and home for snow- or ice-related power outages.
- Clear roof snow loads when heavy to prevent structural strain and ice dams.
Local Factors for New Castle
These city-level factors differentiate New Castle from other communities in New Castle County and provide geographic context for its hazard exposure.
Population
62,392
UrbanGeographic Zone
Atlantic Coast
Hurricane, nor'easter & coastal flood risk
Climate Band
Moderate Continental
Latitude 39.6°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
Moderate — seasonal fire risk
Fire score: 6.5/10
Coordinates
39.6450° N, 75.6068° W
New Castle County
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for New Castle
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
ZIP Codes in New Castle
Other cities in Delaware
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. City scores inherit county-level FEMA data. For informational purposes only.