Natural Disaster Risk in Plymouth County
Iowa
Risk Summary for Plymouth County
Plymouth County scores 6.0/10 (High risk), above the U.S. average of 4.5. The leading hazard is Hail.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Above-average risk — check your policy limits
Standard homeowners insurance may not fully cover all hazards rated highly in this area. Verify that your policy includes adequate coverage for the top local hazards, and ask your insurer about specific endorsements or separate policies (e.g., flood, earthquake).
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Plymouth County, Iowa
Plymouth County, in the United States in Iowa, is characterized by its humid continental climate — cold winters, hot summers, and frequent severe weather. The county faces a tornado-active spring season, and its FEMA risk assessment establishes the hazard baseline shared by all the towns and cities it contains.
Plymouth County's overall natural disaster risk is rated 6.0/10 (High) by FEMA's National Risk Index. 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. Secondary hazards include drought and landslide.
Within Iowa, Plymouth County's risk is, slightly above the 5.4/10 state average. Nationally, it ranks above the U.S. national average of 4.5/10. FEMA's analysis of Plymouth County identifies hail as the foremost hazard, followed by drought and landslide. These rankings reflect the relative frequency and severity of each hazard type in the local environment.
With a high natural disaster risk rating, Plymouth County residents benefit from taking preparedness seriously. Reviewing insurance coverage for hail and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.
What this means for Plymouth County: Hail preparedness
- Document roof and property condition annually to streamline any future hail claims.
- Impact-resistant (Class 4) roofing can reduce hail damage and may lower insurance premiums.
- Park vehicles under cover when severe storms are forecast to avoid costly hail damage.
Cities in Plymouth County
ZIP codes in Plymouth County
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. For informational purposes only.