Natural Disaster Risk in Marathon

Natural Hazard Profile: Marathon, Florida

Marathon, in Monroe County, is a city of approximately 10,561 residents situated near the Atlantic Coast of the southeastern United States. Its tropical climate brings warm temperatures year-round and high humidity, and in particular a June–November hurricane season that defines the risk landscape. These conditions collectively define the natural hazard environment that Marathon residents and property owners must navigate.

According to FEMA's National Risk Index, Marathon carries an overall risk score of 4.6/10, placing it in the moderate category. Coastal flooding is the dominant hazard, with storm surge from tropical systems and nor'easters capable of inundating low-lying shoreline areas well above normal tidal levels. The area also faces notable exposure to hurricane and lightning.

Within Florida, Marathon's risk is, slightly below the 5.7/10 state average. Nationally, it ranks near the U.S. national average of 4.5/10. FEMA's analysis of Monroe County identifies coastal flood as the foremost hazard, followed by hurricane and lightning. These rankings reflect the relative frequency and severity of each hazard type in the local environment.

Marathon's moderate risk profile means that while catastrophic events are less frequent, they do occur. Standard homeowners insurance typically covers many common hazards here, but confirming that coastal flood exposure is adequately protected is a worthwhile step for property owners.