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Cotton County, Oklahoma

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

Very Low overall risk
77th of 77highest risk in Oklahoma
$3Mexpected losses a year
35federal declarations
1 in 500homes with flood insurance
Photo: U.S. Geological Survey, public domain

Cotton County, Oklahoma has a very low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is lower than 95% of US counties. It ranks 77th of 77 counties in Oklahoma. The costliest hazards here are inland flooding, drought and tornadoes. FEMA estimates about $2.9 million a year in expected losses, or roughly $519 per resident. Since 1971 it has been included in 35 federal disaster or emergency declarations for natural events (28 major disasters). The most recent was in April 2024 (severe storms, straight-line winds, tornadoes and flooding). Only 8 homes here carry federal flood insurance. Since 1978, federal flood insurance has paid about $161,000 on 17 claims here.

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

Top risks in Cotton County

$879,584 a yearExpected losses. Damaging events about once every 2 years.
  • 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.

Drought

Moderate
$596,345 a yearExpected losses. Damaging events about 92 times a year.
  • Check local water restrictions.
  • Choose drought-tolerant plants.
$427,444 a yearExpected losses. Damaging events about once every 2 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.
HazardRatingScoreExpected loss a year
Inland floodingVery Low6.5
$880K
DroughtModerate73.6
$596K
TornadoLow28.3
$427K
Strong windLow31.6
$288K
Heat waveVery Low33.6
$155K
Cold waveVery Low14.6
$138K
WildfireLow67.0
$131K
HailVery Low24.0
$82K
EarthquakeVery Low29.8
$69K
Ice stormLow45.9
$67K
Winter weatherVery Low17.5
$14K
LightningVery Low2.8
$9K
HurricaneVery Low21.9
$7K
LandslideVery Low20.7
$117

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 moderate and community resilience is relatively low in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

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

By type

Severe Storm18
Severe Ice Storm7
Flood4
Tornado4
Hurricane1
Fire1

Most recent

Apr 30, 2024Severe Storms, Straight-Line Winds, Tornadoes, and FloodingMajor disaster
Jul 19, 2023Severe Storms, Straight-Line Winds, and TornadoesMajor disaster
Feb 24, 2021Severe Winter StormsMajor disaster
Feb 17, 2021Severe Winter StormEmergency
Jul 25, 2017Severe Storms, Tornadoes, Straight-Line Winds, and FloodingMajor disaster
Jul 15, 2016Severe Storms and FloodingMajor disaster
Feb 10, 2016Severe Winter Storms and FloodingMajor disaster
May 26, 2015Severe Storms, Tornadoes, Straight-Line Winds, and FloodingMajor disaster
Feb 2, 2011Severe Winter StormEmergency
Mar 5, 2010Severe Winter StormMajor disaster
Show all 35
Feb 25, 2010Severe Winter StormMajor disaster
Jan 30, 2010Severe Winter StormEmergency
Jul 9, 2008Severe Storms and FloodingMajor disaster
Dec 10, 2007Severe Winter StormsEmergency
Aug 31, 2007Severe Storms, Flooding, and TornadoesMajor disaster
Aug 24, 2007Severe Storms, Tornadoes, and FloodingMajor disaster
Jul 7, 2007Severe Storms, Flooding, and TornadoesMajor disaster
Jun 7, 2007Severe Storms, Tornadoes and FloodingMajor disaster
Feb 1, 2007Severe Winter StormsMajor disaster
Jan 14, 2007Severe Winter Storms and FloodingEmergency
Jan 10, 2006Extreme Wildfire ThreatMajor disaster
Sep 5, 2005Hurricane Katrina EvacuationEmergency
Jun 29, 2001Severe Storms, Flooding, and TornadoesMajor disaster
Jan 5, 2001Severe Winter Ice StormMajor disaster
Dec 28, 2000Severe Winter and Ice StormEmergency
Nov 27, 2000Severe Storms and FloodingMajor disaster
Sep 1, 1995Severe Storms and FloodingMajor disaster
Jun 26, 1995Tornadoes, Severe Storms and FloodingMajor disaster
May 12, 1993Severe Storms, Tornadoes & FloodingMajor disaster
May 18, 1990Severe Storms, Tornadoes & FloodingMajor disaster
Jul 9, 1987Severe Storms & FloodingMajor disaster
Oct 26, 1983Severe Storms & FloodingMajor disaster
Apr 13, 1979Severe Storms & TornadoesMajor disaster
Jul 9, 1975Severe Storms, Flooding & TornadoesMajor disaster
Sep 28, 1971Heavy Rains & FloodsMajor disaster

Oklahoma also had 43 statewide declarations that did not name single counties.

Storm history since 1951

Tornado risk by county ›

The National Weather Service has logged 551 storm reports in Cotton County since 1951, with 7 deaths and 23 injuries and about $3.1 million in reported damage. The strongest on record here was an F4 tornado on May 24, 1957.

45tornadoes
300hail reports, largest 4.5 inches
187damaging thunderstorm winds
16floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
May 24, 1957F4–5 / 4
May 26, 1962F4–1 / 0
May 1, 1954F3–3 / 3
May 1, 1954F3–0 / 0
Aug 30, 1959F3–1 / 0

Most damaging storms

DateTypeNearDamage
May 26, 2000Thunderstorm WindWalters$600K
May 24, 1957Tornado–$250K
May 1, 1954Tornado–$250K
May 1, 1954Tornado–$250K
Aug 30, 1959Tornado–$250K
May 26, 1962Tornado–$250K

Source: NOAA Storm Events Database, county-based reports through Jun 11, 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.

Hurricanes and tropical storms

Hurricane risk by county ›

Since 1900, 0 hurricanes and 1 tropical storm have passed within 65 miles of the center of Cotton County. The strongest was an unnamed storm in 1900, with top winds near 50 mph about 57 miles away.

0hurricanes
0major hurricanes (Category 3+)
1tropical storms
1900most recent: unnamed storm

Strongest storms nearby

DateStormStrengthClosest
Sep 10, 1900UnnamedTropical storm, 50 mph57 mi

Most recent storms

DateStormStrengthClosest
Sep 10, 1900UnnamedTropical storm, 50 mph57 mi

Source: NOAA National Hurricane Center best-track records (HURDAT2), 1851 to 2025 for the Atlantic and 1949 to 2025 for the eastern Pacific. A storm counts if its track passed within 65 miles of the county's center while it was a tropical storm or hurricane. Strength is the storm's top sustained wind at that point, not the wind measured in the county. Older storms over the open sea were sometimes missed.

Flood insurance in Cotton County

Check your address flood zone ›
0.2%of homes have federal flood insurance (8 policies)
0%of homes in mapped high-risk flood zones are insured
$160,553paid on 17 flood claims since 1978
2015costliest year, with $66,326 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 Cotton County

$113,900median home value (Oklahoma $199,800, US $332,700)
1971median year homes were built (Oklahoma 1980, US 1980)
68%of homes built before 1980, before many modern wind, quake and flood building rules
12.2%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; 2,697 housing units.

Compare in Oklahoma

All 77 ›
Largest countiesOverall riskTop hazard
Oklahoma CountyHighInland flooding
Tulsa CountyHighInland flooding
Cleveland CountyModerateInland flooding
Canadian CountyModerateInland flooding
Comanche CountyModerateInland flooding
Rogers CountyLowInland flooding
Payne CountyModerateCold wave
Wagoner CountyLowInland flooding

Neighboring counties

CountyOverall riskDeclarations
Wichita County, TXModerate22
Comanche CountyModerate34
Stephens CountyLow33
Clay County, TXVery Low19
Tillman CountyVery Low34
Jefferson CountyVery Low28

Common questions about Cotton County

What is the biggest natural hazard in Cotton County?

Inland flooding has the highest expected yearly losses in Cotton County, about $879,584 a year in FEMA's estimate. Drought is second at $596,345.

How many federal disasters has Cotton County had?

Cotton County has been included in 35 federal disaster or emergency declarations for natural events since 1971, including 28 major disasters. The most recent was Severe Storms, Straight-Line Winds, Tornadoes, and Flooding in April 2024.

Is Cotton County a high-risk place to live?

Its overall rating is Very Low, 77th highest of 77 in Oklahoma. 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 Cotton County?

Standard home insurance does not cover flooding. About 1 in 500 homes in Cotton 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 Cotton County had?

NOAA records list 45 tornadoes in Cotton County since 1950. The strongest was an F4 tornado on May 24, 1957. The weather service has also logged 300 hail reports and 16 floods here.

How many hurricanes have hit Cotton County?

NOAA's hurricane records show 0 hurricanes and 1 tropical storm passing within 65 miles of the center of Cotton County. The strongest was an unnamed storm in 1900, with winds near 50 mph.

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.