Natural Disaster Risk in Lyon County

Natural Hazard Profile: Lyon County, Iowa

Lyon County is located in the United States in Iowa, home to roughly 11,934 residents. The county experiences cold winters, hot summers, and frequent severe weather, with a tornado-active spring season shaping the natural hazards faced by its communities. FEMA assesses risk at this county level, providing the baseline for every city and ZIP code within its boundaries.

FEMA rates Lyon County's composite natural disaster risk at 4.9 out of 10 — moderate risk. Hailstorm risk tops the local hazard profile, driven by frequent severe thunderstorm development that produces some of the most property-damaging hail in the country. Residents should also account for drought and winter risk in their preparedness planning.

Lyon County's risk score, slightly below the 5.4/10 state average and near the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Lyon County, the highest-scoring are hail, drought, and winter. These scores reflect county-level data and represent the baseline risk that all communities in the county share.

Lyon County'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 hail exposure is adequately protected is a worthwhile step for property owners.