riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Hardin County Disaster Risk

Hardin County, Iowa

FEMA Risk Rating

Relatively Low

National Percentile

58th

of 3,144 counties

State Rank

#19

of 99 (1 = highest risk)

Flood Risk

53th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 53% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 39% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 72% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 20% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 19% of US counties

Risk Overview

About Natural Disaster Risk in Hardin County, Iowa

Hardin: Higher Risk Than Most

Hardin County's composite risk score of 58.40 earns a Relatively Low rating but sits well above Iowa's state average of 39.68. This score reflects elevated exposure to several hazard types, particularly tornadoes and flooding, compared to the national baseline.

Among Iowa's Riskier Counties

Hardin ranks in the upper half of Iowa counties for natural disaster risk, significantly exceeding the state average. The county faces notably higher tornado (72.17) and flood (52.86) risks than most of its Hawkeye peers.

Hardin Stands Out for Risk

Hardin's neighbors like Hancock (28.79) and Howard (15.59) face substantially lower overall risk, making Hardin notably more exposed to natural disasters. Its 58.40 score reflects higher-than-regional-average threats, particularly from severe storms and water events.

Tornadoes and Floods Lead Threats

Tornado risk (72.17) is Hardin's most serious natural hazard, nearly 50% higher than Hancock County's. Flood risk (52.86) ranks second and significantly exceeds state averages, making both severe weather and water management critical concerns for residents.

Prioritize Flood and Storm Coverage

Hardin residents must secure both comprehensive homeowners insurance and separate flood insurance, as standard policies exclude flood damage. Document your home's contents, maintain a weather alert system, and identify a storm shelter to prepare for the county's elevated tornado and flood exposure.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Hardin County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    72th percentile
  2. #2
    FloodPrepare
    53th percentile
  3. #3
    WildfirePrepare
    39th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Hardin County

Risk Verdict

With a national percentile rank of 58th, Hardin County faces below-average hazard exposure relative to U.S. counties as a whole. Above-average risk does not mean imminent danger; it signals that informed, hazard-specific preparedness has high value here.

Hazard Breakdown

Tornado risk is Hardin County's dominant natural hazard, ranked at the 72th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 53th percentile nationally. Additional tracked hazards include wildfire (39th percentile), earthquake (20th percentile), hurricane (19th percentile).

Preparedness Context

At the 72th percentile nationally for tornado risk, Hardin County households benefit most from a reliable alert system — a NOAA weather radio that activates during overnight hours when residents may not be checking smartphone alerts. The secondary flood hazard at the 53th percentile nationally adds seasonal complexity to Hardin County's preparedness calendar, since flood and tornado risk often peak at different points in the year. For Hardin County households, a pre-decided family shelter plan — who goes where, how children are retrieved from school during a warning, and a neighborhood meet-up point if phones fail — provides real protection that no supply kit alone can replicate.

Regional Context

At 18.7 points above the Iowa state average, Hardin County carries meaningfully higher natural disaster exposure than a typical Iowa county.

Is your household prepared for Hardin County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Hardin County, IA?
Hardin County has a FEMA National Risk Index rating of Relatively Low, placing it in the 58th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Hardin County?
Hardin County is evaluated for five major natural hazard types: tornado (72th percentile), flooding (53th percentile), wildfire (39th percentile), earthquake (20th percentile), hurricane (19th percentile). The highest-risk hazard is tornado at the 72th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Hardin County risk compare to the Iowa average?
Hardin County's composite risk percentile is 58th, compared to the Iowa state average of 40th percentile. The state's overall risk rating is Very Low. This means Hardin County faces higher natural disaster risk than the typical county in Iowa.
Is Hardin County at risk for tornado?
Yes, Hardin County's tornado risk is at the 72th percentile nationally. This is above the national median. For flooding specifically, Hardin County is at the 53th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Hardin County higher risk than average?
Hardin County's composite risk score of 58th percentile is above the Iowa state average of 40th percentile. This elevated risk is driven by tornado exposure (72th percentile), along with flooding risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

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.