Natural Disaster Risk — ZIP Code 21521

Natural Hazard Profile: ZIP 21521, Maryland

ZIP 21521 in Barton sits along the mid-Atlantic coast. Its humid subtropical climate produces warm summers, mild winters, and coastal storm exposure, and notably tropical storm and nor'easter impacts. These conditions define the natural disaster environment for households across this ZIP code.

According to FEMA's National Risk Index, ZIP 21521 carries an overall risk score of 5.2/10, placing it in the moderate category. Avalanche risk is the dominant natural hazard, with steep mountain terrain and heavy seasonal snowpack creating conditions for dangerous snow slides in and around the area. The area also faces notable exposure to landslide and hurricane.

Within Maryland, ZIP 21521's risk is, slightly below the 6.5/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Maryland identifies avalanche as the foremost hazard, followed by landslide and hurricane. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

With a moderate risk rating, ZIP 21521 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 avalanche is recommended.