Hennepin County Disaster Risk
Hennepin County, Minnesota
FEMA Risk Rating
Relatively High
National Percentile
98th
of 3,144 counties
State Rank
#1
of 87 (1 = highest risk)
Flood Risk
98th
percentile
Hazard Risk Breakdown
Flood
River, coastal, and surface flooding risk
Relatively High
Higher than 98% of US counties
Wildfire
Wildland and wildland-urban interface fire risk
Relatively Low
Higher than 75% of US counties
Tornado
Tornado and severe thunderstorm risk
Very High
Higher than 100% of US counties
Earthquake
Seismic activity and ground shaking risk
Relatively Low
Higher than 50% of US counties
Risk Overview
About Natural Disaster Risk in Hennepin County, Minnesota
Hennepin faces significantly above-average risk nationally
With a composite risk score of 98.31, Hennepin County ranks as relatively high risk—more than twice the national average—placing it among the most exposed counties in America. This reflects Minneapolis's dense urban footprint and concentrated vulnerability to multiple hazard types.
Minnesota's highest-risk county by far
Hennepin's 98.31 score dwarfs Minnesota's state average of 42.38 and towers above every other county in the state. This makes Hennepin's residents far more exposed to natural disasters than their counterparts across Minnesota.
Urban risk concentration unmatched in region
Hennepin's 98.31 is roughly double nearby Itasca County (76.72) and more than 50 times higher than Grant County (2.99). This stark difference reflects Hennepin's dense urban development versus the rural character of neighboring areas.
Tornadoes, floods, and wildfire exposure severe
Tornado risk reaches 99.62—nearly maximal—while flooding (98.03) and wildfire (74.87) also pose serious threats across Hennepin County. Urban density and proximity to the Mississippi River create compounding hazards that require comprehensive preparation.
Comprehensive coverage is essential and urgent
Hennepin residents must secure robust homeowners insurance with tornado, hail, and windstorm coverage immediately, then evaluate flood insurance needs through FEMA maps and your lender. Consider reinforcing safe rooms, installing storm shutters, and maintaining hazard insurance that reflects your home's true replacement value given serious exposure.
Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor
Preparedness Guide
What to Prepare for in Hennepin County
Top Hazards by Exposure
Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)
Risk Advisory: Hennepin County
Risk Verdict
With a national rank of 98th percentile, Hennepin County faces above-average natural disaster pressure across several hazard categories. High composite risk signals that multiple hazard types are elevated simultaneously; planning for more than one scenario is important in Hennepin County.
Hazard Breakdown
Tornado risk is Hennepin County's dominant natural hazard, ranked at the 100th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 98th percentile nationally. Additional tracked hazards include wildfire (75th percentile), earthquake (50th percentile).
Preparedness Context
Hennepin County's primary hazard, tornado, ranks at the 100th percentile nationally. In Hennepin County, mobile homes and manufactured housing face significantly higher tornado risk than site-built structures; residents in these homes should identify the nearest permanent community shelter in advance. Flood is the second hazard driver for Hennepin County at the 98th percentile nationally, meaning households should maintain awareness of both severe-weather and flood-specific warning systems. The highest-risk window for tornado fatalities is overnight, when Hennepin County residents may be asleep. A NOAA weather radio with overnight alert capability is the single most impactful low-cost preparedness step available to Hennepin County households.
Regional Context
Hennepin County falls 55.9 points above Minnesota's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.
Is your household prepared for Hennepin County's hazards?
Review FEMA's county-specific preparedness checklists and emergency planning guides.
Frequently Asked Questions
What is the natural disaster risk in Hennepin County, MN?
What types of natural hazards affect Hennepin County?
How does Hennepin County risk compare to the Minnesota average?
Is Hennepin County at risk for tornado?
How is natural disaster risk measured?
Why is Hennepin County higher risk than average?
Data Source
Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.
Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.