The most disaster-prone counties in America
Los Angeles County, California leads the nation with 88 FEMA disaster declarations on record. These are the 100 U.S. counties with the longest history of federally declared disasters — hurricanes, floods, severe storms, fires, and other events that triggered FEMA aid.
Disaster-prone does not necessarily mean dangerous — it means this county has needed federal help more often than most. Counties in hurricane corridors, flood plains, and wildfire zones appear repeatedly because the same geographic risks produce recurring events. A high declaration count signals a pattern worth understanding, especially for anyone evaluating property, insurance, or emergency preparedness in these areas.
Every county name below links to a full disaster history page with the declaration timeline, hazard breakdown, decade-by-decade trends, and available FEMA spending data.