U.S. counties most at risk for flooding in 2024

Brandon Bell // Getty Images Which parts of the U.S. are most vulnerable to flood damage? With flood season (June to November) ramping up, LawnStarter ranked this year’s counties that are most at risk for flooding. We compared over 940 counties with a relatively moderate to very high flood risk according to FEMA. Each county’s risk and expected annual loss from riverine and coastal flooding was considered. We also looked at the share of populations of children, elderly, and residents in mobile homes, in addition to local demand for flood insurance.  See where your county landed in the ranking below. To learn how we ranked the counties, see our methodology. County Rankings See how each county fared: Top 5 Close Up