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Polk County, Florida

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

Relatively High overall risk
13th of 67highest risk in Florida
$213Mexpected losses a year
40federal declarations
1 in 38homes with flood insurance
Photo: Austindmunday, CC BY 4.0

Polk County, Florida has a relatively high overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 96% of US counties. It ranks 13th of 67 counties in Florida. The costliest hazards here are hurricanes, inland flooding and strong wind. FEMA estimates about $213 million a year in expected losses, or roughly $294 per resident. Since 1977 it has been included in 40 federal disaster or emergency declarations for natural events (23 major disasters). The most recent was in October 2024 (Hurricane Milton). About 1 in 38 homes here carry federal flood insurance (7,144 policies). Since 1978, federal flood insurance has paid about $46 million on 1,671 claims here, including $28 million for floods in 2024.

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

Top risks in Polk County

Hurricane

Very High
$92.3 million a yearExpected losses. Damaging events about once every 4 years.
  • Know your evacuation zone and route before June 1.
  • Ask about roof age, shutters and the separate wind or hurricane deductible on your home policy.
$64.9 million a yearExpected losses. Damaging events about once 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.

Strong wind

Very High
$24.5 million a yearExpected losses. Damaging events about once a year.
  • Secure outdoor furniture and trash bins before storms.
  • Have trees near the house checked.
HazardRatingScoreExpected loss a year
HurricaneVery High98.5
$92M
Inland floodingHigh94.6
$65M
Strong windVery High99.9
$25M
TornadoHigh93.9
$9M
WildfireModerate97.0
$7M
LightningVery High99.6
$6M
Heat waveModerate93.6
$4M
Cold waveModerate76.1
$3M
HailModerate73.4
$596K
DroughtModerate71.9
$533K
EarthquakeVery Low52.4
$281K
LandslideLow64.2
$3K

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 Polk County. 2020s bar runs to November 2026.

By type

Hurricane18
Fire7
Freezing5
Severe Storm5
Tropical Storm4
Tornado1

Most recent

Oct 11, 2024Hurricane MiltonMajor disaster
Oct 7, 2024Hurricane MiltonEmergency
Aug 10, 2024Hurricane DebbyMajor disaster
Aug 3, 2024Tropical Storm DebbyEmergency
Aug 31, 2023Hurricane IdaliaMajor disaster
Aug 28, 2023Tropical Storm IdaliaEmergency
Dec 13, 2022Hurricane NicoleMajor disaster
Nov 8, 2022Tropical Storm NicoleEmergency
Sep 29, 2022Hurricane IanMajor disaster
Sep 24, 2022Tropical Storm IanEmergency
Show all 40
Aug 30, 2019Hurricane DorianEmergency
Sep 10, 2017Hurricane IrmaMajor disaster
Sep 5, 2017Hurricane IrmaEmergency
Apr 22, 2017Indian Lake Estates FireFire management
Oct 6, 2016Hurricane MatthewEmergency
Jul 3, 2012Tropical Storm DebbyMajor disaster
Aug 24, 2008Tropical Storm FayMajor disaster
Aug 21, 2008Tropical Storm FayEmergency
Mar 26, 200753 Big Pine FireFire management
Oct 24, 2005Hurricane WilmaMajor disaster
Sep 5, 2005Hurricane Katrina EvacuationEmergency
Sep 26, 2004Hurricane JeanneMajor disaster
Sep 16, 2004Hurricane IvanMajor disaster
Sep 4, 2004Hurricane FrancesMajor disaster
Aug 13, 2004Tropical Storm Bonnie and Hurricane CharleyMajor disaster
Mar 18, 2001Fl - Lakeland Complex FireFire management
Feb 5, 2001Severe FreezeMajor disaster
May 20, 2000Lakeland District FireFire management
Oct 20, 1999Fl-Hurricane Irene-Dr-ReqMajor disaster
Oct 15, 1999Tropical Storm Irene - FloridaEmergency
Apr 27, 1999Fl-Fires 04/15/99Emergency
Apr 21, 1999Fl-Fires 04/13/99Fire management
Jun 18, 1998Extreme Fire HazardMajor disaster
Jan 6, 1998Severe Storms, High Winds, Tornadoes, and FloodingMajor disaster
Mar 13, 1993Tornadoes, Flooding, High Winds & Tides, FreezingMajor disaster
Jan 15, 1990Severe FreezeMajor disaster
Mar 18, 1985Severe FreezeMajor disaster
Mar 29, 1984Freezing TemperaturesMajor disaster
May 15, 1979Severe Storms, Tornadoes & FloodingMajor disaster
Jan 31, 1977Severe Winter WeatherMajor disaster

Florida also had 39 statewide declarations that did not name single counties.

Storm history since 1951

Tornado risk by county ›

The National Weather Service has logged 878 storm reports in Polk County since 1951, with 17 deaths and 619 injuries and about $124 million in reported damage. The strongest on record here was an F4 tornado on April 4, 1966.

165tornadoes
256hail reports, largest 4.5 inches
351damaging thunderstorm winds
34floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Apr 4, 1966F4–450 / 8
Apr 15, 1958F4–7 / 0
May 8, 1979F2–40 / 1
Oct 18, 2019EF2Lakeland Muni A0 / 0
Dec 27, 1997F2Haines City18 / 0

Most damaging storms

DateTypeNearDamage
Apr 4, 1966Tornado–$25M
May 8, 1979Tornado–$25M
Mar 30, 1996HailLake Wales$24M
Oct 18, 2019TornadoLakeland Muni A$10M
Dec 27, 1997TornadoHaines City$6M
Mar 13, 1993Thunderstorm WindHighlands City$5M

Source: NOAA Storm Events Database, county-based reports through Aug 4, 2024. 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 1852, 26 hurricanes and 37 tropical storms have passed within 65 miles of the center of Polk County, 28 of them since 1950. The strongest was Hurricane Charley (2004), with top winds near 135 mph about 62 miles away.

26hurricanes
4major hurricanes (Category 3+)
37tropical storms
2024most recent: Milton

Strongest storms nearby

DateStormStrengthClosest
Aug 13, 2004CharleyCategory 4, 135 mph62 mi
Sep 28, 2022IanCategory 3, 125 mph62 mi
Sep 17, 1928UnnamedCategory 3, 115 mph64 mi
Oct 25, 1921UnnamedCategory 3, 110 mph63 mi
Oct 10, 2024MiltonCategory 2, 110 mph52 mi
Oct 7, 1873UnnamedCategory 2, 105 mph64 mi

Most recent storms

DateStormStrengthClosest
Oct 10, 2024MiltonCategory 2, 110 mph52 mi
Nov 10, 2022NicoleTropical storm, 70 mph61 mi
Sep 28, 2022IanCategory 3, 125 mph62 mi
Sep 11, 2017IrmaCategory 1, 90 mph64 mi
Jul 31, 2017EmilyTropical storm, 55 mph65 mi
Sep 13, 2016JuliaTropical storm, 50 mph64 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 Polk County

Check your address flood zone ›
2.6%of homes have federal flood insurance (7,144 policies)
36.8%of homes in mapped high-risk flood zones are insured
$45.8 millionpaid on 1,671 flood claims since 1978
2024costliest year, with $27.8 million 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 Polk County

$266,500median home value (Florida $359,000, US $332,700)
1992median year homes were built (Florida 1988, US 1980)
30%of homes built before 1980, before many modern wind, quake and flood building rules
19.6%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; 340,748 housing units.

Compare in Florida

All 67 ›
Largest countiesOverall riskTop hazard
Miami-Dade CountyVery HighInland flooding
Broward CountyHighInland flooding
Palm Beach CountyHighHurricane
Hillsborough CountyHighHurricane
Orange CountyHighInland flooding
Duval CountyHighInland flooding
Pinellas CountyHighHurricane
Lee CountyHighHurricane

Neighboring counties

CountyOverall riskDeclarations
Hillsborough CountyHigh45
Orange CountyHigh37
Pasco CountyHigh42
Manatee CountyHigh48
Osceola CountyModerate37
Lake CountyModerate35
Sumter CountyModerate32
Highlands CountyModerate35

Common questions about Polk County

What is the biggest natural hazard in Polk County?

Hurricane has the highest expected yearly losses in Polk County, about $92.3 million a year in FEMA's estimate. Inland flooding is second at $64.9 million.

How many federal disasters has Polk County had?

Polk County has been included in 40 federal disaster or emergency declarations for natural events since 1977, including 23 major disasters. The most recent was Hurricane Milton in October 2024.

Is Polk County a high-risk place to live?

Its overall rating is Relatively High, 13th highest of 67 in Florida. 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 Polk County?

Standard home insurance does not cover flooding. About 1 in 38 homes in Polk 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 Polk County had?

NOAA records list 165 tornadoes in Polk County since 1950. The strongest was an F4 tornado on April 4, 1966. The weather service has also logged 256 hail reports and 34 floods here.

How many hurricanes have hit Polk County?

NOAA's hurricane records show 26 hurricanes and 37 tropical storms passing within 65 miles of the center of Polk County, including 4 major hurricanes (Category 3 or stronger). The strongest was Hurricane Charley (2004), with winds near 135 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.