Ohio County, IN

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 5,935

Very Low Riskier than 3% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

Ohio County has experienced 19 federally declared disasters since 1968, most recently Severe Winter Storm in 2026. Its overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.

Ohio County's highest-rated hazards are landslide, strong wind, and tornado, with its top risk rated "Relatively Low" by FEMA's National Risk Index. Community vulnerability is relatively low (17th percentile nationally), indicating stronger recovery capacity than most US counties.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. Ohio County has been designated in 19 declarations since 1968, covering 7 disaster types including severe storm (10), flood (3), biological (2).

2002–2026
Year Type Event name
2026 Winter Storm Severe Winter Storm
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2018 Flood Severe Storms And Flooding
2011 Severe Storm Severe Storms, Tornadoes, Straight-Line Winds, And
2009 Severe Storm Severe Winter Storm
2008 Severe Storm Severe Storms, Flooding, And Tornadoes
2008 Severe Storm Severe Storms And Flooding
2005 Snowstorm Snow
2005 Hurricane Hurricane Katrina Evacuation

Showing the 10 most recent of 19 total declarations since 1968.

Source: FEMA OpenFEMA Disaster Declarations Summaries. A single disaster can produce more than one record per county. Data current through September 2026.

Risk by hazard type

Hazard Risk rating Risk score Recorded events Deaths Prop. damage
Wildfire Very Low 0.9 0 0
Inland Flooding Very Low 7.8 5 0 $55K
Coastal Flooding Not Applicable 0 0
Earthquake Very Low 25.5
Heat Wave Very Low 11.8 3 0
Tornado Relatively Low 34.5 4 0 $140K
Hurricane Very Low 7.1 0 0
Hail Very Low 4.6 5 0
Strong Wind Relatively Low 43.9 0 0
Winter Weather Very Low 5.8 0 0
Ice Storm Very Low 18.5
Cold Wave Very Low 19.1
Lightning Very Low 13 0 0
Drought Very Low 22.7 0 0
Landslide Relatively Low 82.9 0 0
Avalanche Not Applicable
Tsunami Not Applicable
Volcanic Activity Not Applicable

Scores are 0–100 percentiles relative to all US counties — higher means more exposed, not that a disaster is likely this year. Event counts: NOAA Storm Events 2016–2026; earthquake counts from USGS ComCat (M3.0+, 1996–2026). See the methodology page for details.

Community vulnerability

Ohio County ranks in the 17th percentile (Very low) for community vulnerability — a measure of how hard disaster impacts tend to hit residents. Higher vulnerability means more displacement, worse health outcomes, and slower recovery after a disaster.

SVI theme Percentile Vulnerability level
Overall 17th Very low
Socioeconomic status 9th Very low
Household characteristics 40th Low
Racial & ethnic minority status 6th Very low
Housing type & transportation 48th Low

Source: CDC/ATSDR Social Vulnerability Index 2022. Percentiles compare counties nationally — higher means more vulnerable relative to other counties. See CDC SVI for full methodology.

Future risk outlook

Wildfire metric National percentile Level
Burn probability 17th Very Low
Risk to homes 15th Very Low
Buildings in direct exposure zone 75.4%

Wildfire: USDA Forest Service Wildfire Risk to Communities (RDS-2020-0016-2) — modeled values, not annual forecasts. See wildfirerisk.org. Inland flood and heat projections pending data availability; coastal sea-level projections are available for select coastal counties below — see the data page.

Nearby counties

Compare Ohio County with other counties → All Indiana counties →

Frequently asked questions

What natural hazards pose the greatest risk in Ohio County?

According to the FEMA National Risk Index, the highest-risk hazards in Ohio County, Indiana are landslide, strong wind, and tornado. The county's overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.

Has Ohio County received federal disaster declarations?

Yes. Ohio County has received 19 federal disaster declarations since 1968, including declarations in 2026. The most common disaster type on record is severe storm (10 declarations).

Has Ohio County had any FEMA disaster declarations in 2024, 2025, or 2026?

Yes. Recent federal disaster declarations for Ohio County include Severe Winter Storm (2026). See the declarations table above for the full history since 1968.

How does Ohio County's natural hazard risk compare to nearby counties?

Among neighboring counties, Boone County, KY has the highest overall natural hazard risk (Relatively Low) and Switzerland County, IN has the lowest (Very Low). Ohio County is rated Very Low overall.

How is Ohio County's composite disaster risk index calculated?

Ohio County's composite disaster risk index — officially FEMA's National Risk Index (NRI) — scores every US county on a 0–100 percentile scale across 18 natural hazard types, factoring in expected annual loss, social vulnerability, and community resilience. Ohio County's composite score of 3 means its overall natural hazard risk is higher than 3% of US counties.

Embed this county

Copy the code below to embed a live risk summary for Ohio County in an article, report, or dashboard.

FIPS: 18115 · JSON API · See national hazard leaderboards to compare Ohio County against top counties nationwide.