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The 5 riskiest U.S. counties to insure a home, ranked

Protecting a home from disaster is getting pricier across the U.S. Insurify's index reveals which counties face the highest risk and premiums

Mary Hammel / Unsplash

Homeownership in a disaster-prone area increasingly means paying to protect the home, not just to buy it. Severe weather has grown both more frequent and more expensive to clean up after, and insurers have responded by raising premiums, narrowing what a standard policy covers or leaving certain markets altogether. For many households, an annual insurance bill has turned into one of the largest and least predictable costs of homeownership, arriving with far less warning than a mortgage payment ever does. Skipping coverage entirely leaves a family exposed to the full cost of rebuilding after a single storm.

Since 2021, the average cost of a home insurance policy in the U.S. has climbed by roughly half, landing at just over $3,000 a year for a typical policy. Coastal counties exposed to hurricanes have absorbed a disproportionate share of that increase because insurers price in the growing likelihood of major storms, flooding and wind damage when they set premiums. Aging housing stock compounds the problem in many of those same communities. Homes built decades ago typically lack the reinforced roofing, impact-resistant windows and updated wiring found in newer construction, and insurers weigh that vulnerability directly into what they charge. Older homes also cost more to rebuild once building codes and material prices are factored in, pushing premiums even higher in historic districts and long-established neighborhoods. Flood coverage adds another layer of expense in many of these areas because standard homeowner policies exclude flooding and require a separate federal or private policy to close the gap.

Insurify built a Home Insurance Risk Index that scores more than 3,100 U.S. counties on how difficult and expensive they are to insure, combining disaster risk drawn from FEMA's National Risk Index with real insurance premiums and an adjustment for the age of local housing stock. The five counties at the sharpest end of that index sit almost entirely along the Gulf and Atlantic coasts, where hurricane exposure, aging construction and premiums running several times the national average combine into some of the toughest insurance markets in the country.

Monroe County, Florida

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Monroe County, Fla., tops Insurify's index with a risk score of 99.5 out of 100, the highest of any county in the country. The county includes the Florida Keys, one of the most hurricane-exposed stretches of coastline in the U.S., and its insurance bill reflects that exposure directly. The average annual premium runs $24,082, nearly eight times the national average, making Monroe the only county in the country where premiums top $20,000 a year. Median home values here reach........

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