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Polk County, North Carolina

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

Very Low overall risk
90th of 100highest risk in North Carolina
$8Mexpected losses a year
21federal declarations
1 in 125homes with flood insurance
Photo: U.S. Geological Survey, public domain

Polk County, North Carolina has a very low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is lower than 63% of US counties. It ranks 90th of 100 counties in North Carolina. The costliest hazards here are inland flooding, tornadoes and cold waves. FEMA estimates about $8.0 million a year in expected losses, or roughly $415 per resident. Since 1977 it has been included in 21 federal disaster or emergency declarations for natural events (11 major disasters). The most recent was in January 2026 (severe winter storm). Fewer than 1 in 100 homes here carry federal flood insurance (80 policies). Since 1978, federal flood insurance has paid about $4.4 million on 79 claims here, including $3.4 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

$4.1 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.
$967,704 a yearExpected losses. Damaging events about once every 8 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.
$551,913 a yearExpected losses. Damaging events about once 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 floodingLow46.7
$4M
TornadoLow53.7
$968K
Cold waveLow45.7
$552K
LandslideHigh98.3
$512K
Ice stormHigh87.2
$497K
Strong windModerate55.1
$435K
LightningModerate67.3
$308K
EarthquakeVery Low51.7
$207K
HurricaneLow60.9
$157K
HailLow36.3
$107K
DroughtLow47.0
$82K
Heat waveVery Low16.5
$30K
WildfireVery Low43.5
$22K
Winter weatherVery Low11.5
$6K

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 very high 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

Hurricane9
Snowstorm3
Flood2
Tropical Storm2
Drought1
Severe Ice Storm1

Most recent

Jan 24, 2026Severe Winter StormEmergency
Mar 22, 2025Black Cove Fire ComplexFire management
Sep 28, 2024Tropical Storm HeleneMajor disaster
Sep 26, 2024Hurricane HeleneEmergency
Oct 1, 2022Hurricane IanEmergency
Aug 2, 2020Hurricane IsaiasEmergency
May 8, 2020Severe Storms, Tornadoes, and FloodingMajor disaster
Sep 3, 2019Hurricane DorianEmergency
Sep 14, 2018Hurricane FlorenceMajor disaster
Sep 10, 2018Hurricane FlorenceEmergency
Show all 21
Sep 25, 2013Severe Storms, Flooding, Landslides, and MudslidesMajor disaster
Sep 5, 2005Hurricane Katrina EvacuationEmergency
Sep 18, 2004Hurricane IvanMajor disaster
Sep 10, 2004Tropical Storm FrancesMajor disaster
Dec 12, 2002Severe Ice StormMajor disaster
Sep 6, 1996Hurricane FranMajor disaster
Feb 23, 1996Winter StormMajor disaster
Jan 13, 1996Blizzard of 96Major disaster
Mar 17, 1993Severe Snowfall & Winter StormEmergency
Nov 9, 1977Severe Storms & FloodingMajor disaster
Aug 11, 1977DroughtEmergency

North Carolina also had 22 statewide declarations that did not name single counties.

Storm history since 1966

Tornado risk by county ›

The National Weather Service has logged 236 storm reports in Polk County since 1966, with 4 deaths and 8 injuries and about $16.8 million in reported damage. The strongest on record here was an EF1 tornado on October 8, 2017 near Tryon.

4tornadoes
75hail reports, largest 2.75 inches
114damaging thunderstorm winds
32floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Oct 8, 2017EF1Tryon0 / 0
Aug 17, 1977F1–0 / 0
Oct 26, 2010EF0Roddy Store0 / 0
Dec 29, 2024EF0Pea Ridge0 / 0

Most damaging storms

DateTypeNearDamage
Sep 27, 2024Flash FloodMelrose$15M
May 18, 2018Debris FlowValhalla$500K
Jul 13, 2013Flash FloodColumbus$400K
Oct 8, 2017TornadoTryon$200K
Jun 2, 1997LightningTryon$100K
Oct 26, 2010TornadoRoddy Store$100K

Source: NOAA Storm Events Database, county-based reports through Jun 25, 2025. 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 1859, 1 hurricane and 9 tropical storms have passed within 65 miles of the center of Polk County, 3 of them since 1950. The strongest was Hurricane Hugo (1989), with top winds near 75 mph about 54 miles away.

1hurricanes
0major hurricanes (Category 3+)
9tropical storms
2020most recent: Zeta

Strongest storms nearby

DateStormStrengthClosest
Sep 22, 1989HugoCategory 1, 75 mph54 mi
Aug 28, 1949UnnamedTropical storm, 60 mph58 mi
Jul 15, 1916UnnamedTropical storm, 55 mph59 mi
Oct 29, 2020ZetaTropical storm, 50 mph43 mi
Sep 30, 1959GracieTropical storm, 50 mph59 mi
Sep 11, 1882UnnamedTropical storm, 45 mph63 mi

Most recent storms

DateStormStrengthClosest
Oct 29, 2020ZetaTropical storm, 50 mph43 mi
Sep 22, 1989HugoCategory 1, 75 mph54 mi
Sep 30, 1959GracieTropical storm, 50 mph59 mi
Aug 28, 1949UnnamedTropical storm, 60 mph58 mi
Jul 15, 1916UnnamedTropical storm, 55 mph59 mi
Aug 3, 1915UnnamedTropical storm, 40 mph63 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 ›
0.8%of homes have federal flood insurance (80 policies)
38.8%of homes in mapped high-risk flood zones are insured
$4.4 millionpaid on 79 flood claims since 1978
2024costliest year, with $3.4 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

$315,000median home value (North Carolina $288,900, US $332,700)
1984median year homes were built (North Carolina 1991, US 1980)
45%of homes built before 1980, before many modern wind, quake and flood building rules
10.6%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; 11,042 housing units.

Compare in North Carolina

All 100 ›
Largest countiesOverall riskTop hazard
Wake CountyHighInland flooding
Mecklenburg CountyHighInland flooding
Guilford CountyModerateInland flooding
Forsyth CountyModerateInland flooding
Cumberland CountyModerateInland flooding
Durham CountyModerateInland flooding
Buncombe CountyModerateInland flooding
Union CountyModerateInland flooding

Neighboring counties

CountyOverall riskDeclarations
Greenville County, SCModerate24
Spartanburg County, SCModerate23
Henderson CountyModerate16
Rutherford CountyLow20

Common questions about Polk County

What is the biggest natural hazard in Polk County?

Inland flooding has the highest expected yearly losses in Polk County, about $4.1 million a year in FEMA's estimate. Tornado is second at $967,704.

How many federal disasters has Polk County had?

Polk County has been included in 21 federal disaster or emergency declarations for natural events since 1977, including 11 major disasters. The most recent was Severe Winter Storm in January 2026.

Is Polk County a high-risk place to live?

Its overall rating is Very Low, 90th highest of 100 in North Carolina. 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 125 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 4 tornadoes in Polk County since 1950. The strongest was an EF1 tornado on October 8, 2017 near Tryon. The weather service has also logged 75 hail reports and 32 floods here.

How many hurricanes have hit Polk County?

NOAA's hurricane records show 1 hurricane and 9 tropical storms passing within 65 miles of the center of Polk County. The strongest was Hurricane Hugo (1989), with winds near 75 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.