Natural Disaster Risk — ZIP Code 20427
Washington, District of Columbia
Risk Summary for ZIP 20427
ZIP 20427 scores 7.8/10 (High risk), above the U.S. average of 4.5. The leading hazard is Extreme Heat.
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: ZIP 20427, District of Columbia
ZIP 20427 covers part of the Washington area, along the mid-Atlantic coast. The surrounding region experiences hot, humid summers and cold winters with nor'easter exposure, with coastal storm and flooding events shaping the natural hazards that residents of this ZIP code face. Risk scores here are derived from FEMA data for the encompassing county.
FEMA rates ZIP 20427's composite natural disaster risk at 7.8 out of 10 — high risk. The threat of extreme heat dominates the local risk profile, with the area experiencing heat waves that drive heat-related illness and place significant demand on energy infrastructure. Residents should also account for earthquake and wind risk in their preparedness planning.
ZIP 20427's risk score, near the 7.8/10 state average and well above the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA, the highest-scoring are heat, earthquake, and wind. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
ZIP 20427'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 ZIP 20427: Extreme Heat preparedness
- Ensure reliable air conditioning and identify nearby cooling centers for extreme heat days.
- Check on elderly neighbors and never leave children or pets in parked vehicles.
- Stay hydrated and limit outdoor activity during the hottest hours when heat advisories are issued.
Risk for the surrounding area
Local Factors for ZIP 20427
These city-level factors differentiate ZIP 20427 from other communities in District of Columbia County and provide geographic context for its hazard exposure.
Population
N/A
RuralGeographic Zone
Inland
Reduced coastal hazard exposure
Climate Band
Moderate Continental
Latitude 38.9°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
Lower — moist climate limits wildfire frequency
Fire score: 3.5/10
Coordinates
38.9021° N, 77.0476° W
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for ZIP 20427
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
Nearby ZIP codes
Other cities in District of Columbia
Data source: FEMA National Risk Index (NRI). County-level data applied to ZIP codes within each county. Scores are normalized to 1–10 across all US counties. This information is for general awareness only — consult official emergency management resources and a licensed insurer for property-specific advice.