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Logan County, Ohio

Natural disaster risk, federal disaster history and flood insurance facts.

Relatively Low overall risk
48th of 88highest risk in Ohio
$19Mexpected losses a year
12federal declarations
1 in 111homes with flood insurance
Photo: U.S. Geological Survey, public domain

Logan County, Ohio has a relatively low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 53% of US counties. It ranks 48th of 88 counties in Ohio. The costliest hazards here are inland flooding, tornadoes and cold waves. FEMA estimates about $19 million a year in expected losses, or roughly $411 per resident. Since 1978 it has been included in 12 federal disaster or emergency declarations for natural events (8 major disasters). The most recent was in May 2024 (tornadoes). Fewer than 1 in 100 homes here carry federal flood insurance (224 policies). Since 1978, federal flood insurance has paid about $1.3 million on 117 claims here.

FEMA National Risk Index December 2025; OpenFEMA declarations to Nov 6, 2026; NFIP records. Updated November 6, 2026.

Top risks in Logan County

$12.8 million a yearExpected losses. Damaging events about 2 times a year.
  • Check the FEMA flood map for your address, and ask the seller or landlord about past flooding.
  • Price a flood policy now. Most new federal policies take 30 days to start.
$2 million a yearExpected losses. Damaging events about once every 3 years.
  • Pick a shelter spot: a basement, or an inside room on the lowest floor with no windows.
  • Turn on emergency alerts on your phone and keep a weather radio.
$1.2 million a yearExpected losses. Damaging events about 5 times a year.
  • Insulate pipes in outside walls, crawl spaces and garages.
  • Know how to shut off the main water valve.
HazardRatingScoreExpected loss a year
Inland floodingLow67.7
$13M
TornadoLow61.2
$2M
Cold waveLow54.1
$1M
EarthquakeLow69.2
$806K
HailModerate75.4
$761K
Strong windLow45.4
$514K
Ice stormModerate75.1
$313K
LightningLow43.3
$198K
Winter weatherModerate69.5
$136K
Heat waveVery Low27.9
$128K
HurricaneVery Low36.6
$26K
DroughtVery Low27.3
$18K
LandslideLow65.6
$4K
WildfireVery Low6.7
$2K

Scores are percentiles: a score of 90 means higher risk than about 90% of US counties for that hazard. Hazards FEMA does not rate here are left out. Social vulnerability is relatively low and community resilience is very high in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

Federal declarations for natural events that included Logan County. 2020s bar runs to November 2026.

By type

Severe Storm8
Snowstorm2
Hurricane1
Tornado1

Most recent

May 2, 2024TornadoesMajor disaster
Aug 20, 2012Severe Storms and Straight-Line WindsMajor disaster
Jun 30, 2012Severe StormsEmergency
Sep 13, 2005Hurricane Katrina EvacuationEmergency
Feb 15, 2005Severe Winter Storms, Flooding, and MudslidesMajor disaster
Jan 11, 2005SnowEmergency
Sep 19, 2004Severe Storms and FloodingMajor disaster
Jun 3, 2004Severe Storms and FloodingMajor disaster
Jul 15, 2003Severe Storms and FloodingMajor disaster
Aug 25, 1995Severe Storms and FloodingMajor disaster
Show all 12
Aug 4, 1992Severe Storms, Tornadoes & FloodingMajor disaster
Jan 26, 1978Blizzards & SnowstormsEmergency

Ohio also had 3 statewide declarations that did not name single counties.

Storm history since 1957

Tornado risk by county ›

The National Weather Service has logged 389 storm reports in Logan County since 1957, with 3 deaths and 29 injuries and about $9.8 million in reported damage. The strongest on record here was an EF3 tornado on March 14, 2024 near Lakeview Van Horn Ar.

8tornadoes
72hail reports, largest 2 inches
215damaging thunderstorm winds
88floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Mar 14, 2024EF3Lakeview Van Horn Ar25 / 3
Nov 10, 2002F3East Liberty0 / 0
May 24, 1971F3–0 / 0
May 14, 1970F2–0 / 0
Jun 7, 1995F1Near Quincy0 / 0

Most damaging storms

DateTypeNearDamage
Mar 14, 2024TornadoLakeview Van Horn Ar$5M
May 17, 2019Flash FloodWest Liberty$1M
Jun 16, 1994Thunderstorm WindWest Mansfield$500K
Sep 24, 1994Thunderstorm WindSanta Fe$500K
Jun 11, 2026Thunderstorm WindBloom Center$300K
May 14, 1970Tornado–$250K

Source: NOAA Storm Events Database, county-based reports through Jul 18, 2026. Tornado records start in 1950, hail and wind in 1955, and floods and other storm types in 1996, so older decades undercount. Damage is in dollars of the year it happened and is often an estimate. Winter storms, heat and hurricanes are logged by forecast zone, not county, so they are not counted here.

Flood insurance in Logan County

Check your address flood zone ›
0.9%of homes have federal flood insurance (224 policies)
0%of homes in mapped high-risk flood zones are insured
$1.3 millionpaid on 117 flood claims since 1978
2003costliest year, with $267,927 paid

National Flood Insurance Program (NFIP) records only; private flood policies are not included. Home counts as of Aug 3, 2026. Since 2021 NFIP prices each home separately under Risk Rating 2.0, so your price depends on the building, not the county. Ask an agent for a quote.

Homes in Logan County

$203,200median home value (Ohio $214,800, US $332,700)
1973median year homes were built (Ohio 1970, US 1980)
58%of homes built before 1980, before many modern wind, quake and flood building rules
9.7%of homes are mobile homes, which are the least safe in tornadoes and high winds

Older homes and mobile homes usually suffer more damage in storms, floods and earthquakes, and can cost more to insure. If you are buying, ask about roof age, foundation bolting and any retrofits. Source: US Census Bureau, American Community Survey 2020 to 2024 5-year estimates; 23,866 housing units.

Compare in Ohio

All 88 ›
Largest countiesOverall riskTop hazard
Franklin CountyHighInland flooding
Cuyahoga CountyHighInland flooding
Hamilton CountyHighInland flooding
Summit CountyModerateInland flooding
Montgomery CountyModerateInland flooding
Lucas CountyModerateInland flooding
Butler CountyModerateInland flooding
Stark CountyModerateInland flooding

Neighboring counties

CountyOverall riskDeclarations
Union CountyVery Low11
Shelby CountyLow13
Auglaize CountyVery Low11
Champaign CountyVery Low9
Hardin CountyVery Low10

Common questions about Logan County

What is the biggest natural hazard in Logan County?

Inland flooding has the highest expected yearly losses in Logan County, about $12.8 million a year in FEMA's estimate. Tornado is second at $2 million.

How many federal disasters has Logan County had?

Logan County has been included in 12 federal disaster or emergency declarations for natural events since 1978, including 8 major disasters. The most recent was Tornadoes in May 2024.

Is Logan County a high-risk place to live?

Its overall rating is Relatively Low, 48th highest of 88 in Ohio. A county rating covers the whole area. Risk at one address can be much higher or lower, so check the FEMA flood map and ask about the home's history.

Do I need flood insurance in Logan County?

Standard home insurance does not cover flooding. About 1 in 111 homes in Logan County has federal flood insurance. Lenders require it in mapped high-risk zones, but many flood claims come from outside those zones.

How many tornadoes has Logan County had?

NOAA records list 8 tornadoes in Logan County since 1950. The strongest was an EF3 tornado on March 14, 2024 near Lakeview Van Horn Ar. The weather service has also logged 72 hail reports and 88 floods here.

Sources: FEMA National Risk Index (December 2025), OpenFEMA Disaster Declarations Summaries, and NFIP policy and claims data. Hazard Compass is independent and not affiliated with FEMA. These figures describe the whole county, not a single property, and are not insurance or safety advice. Report a problem.