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Frederick County, Virginia

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

Relatively Low overall risk
46th of 133highest risk in Virginia
$20Mexpected losses a year
17federal declarations
1 in 333homes with flood insurance
Photo: U.S. Geological Survey, public domain

Frederick County, Virginia has a relatively low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is lower than 55% of US counties. It ranks 46th of 133 counties in Virginia. The costliest hazards here are inland flooding, hurricanes and heat waves. FEMA estimates about $20 million a year in expected losses, or roughly $219 per resident. Since 1972 it has been included in 17 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 (94 policies). Since 1978, federal flood insurance has paid about $552,000 on 57 claims here.

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

Top risks in Frederick County

$12.7 million a yearExpected losses. Damaging events about 3 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.
$1.7 million a yearExpected losses. Damaging events about once every 15 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.
$1 million a yearExpected losses. Damaging events about 3 times a year.
  • Check that cooling works before summer.
  • Know where the nearest cooling center is.
HazardRatingScoreExpected loss a year
Inland floodingLow60.0
$13M
HurricaneLow76.4
$2M
Heat waveLow64.4
$1M
TornadoLow33.4
$882K
Strong windModerate54.3
$879K
DroughtModerate73.0
$874K
EarthquakeLow59.7
$633K
HailLow59.3
$523K
LightningLow47.2
$297K
Cold waveVery Low12.8
$169K
Winter weatherModerate64.0
$147K
WildfireVery Low57.8
$105K
Ice stormVery Low20.2
$23K
LandslideLow79.7
$22K
AvalancheVery Low22.8
$75

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

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

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

By type

Hurricane6
Snowstorm4
Severe Storm3
Flood2
Drought1
Winter Storm1

Most recent

Jan 23, 2026Severe Winter StormEmergency
Sep 11, 2018Hurricane FlorenceEmergency
Mar 7, 2016Severe Winter Storm and SnowstormMajor disaster
Nov 26, 2012Hurricane SandyMajor disaster
Oct 29, 2012Hurricane SandyEmergency
Jul 27, 2012Severe Storms and Straight-Line WindsMajor disaster
Apr 27, 2010Severe Winter Storms and SnowstormsMajor disaster
Sep 12, 2005Hurricane Katrina EvacuationEmergency
Sep 18, 2003Hurricane IsabelMajor disaster
Mar 27, 2003Severe Winter Storm, Record/Near Record Snowfall, Heavy Rain,Floodind, and MudslideMajor disaster
Show all 17
Feb 28, 2000Severe Winter StormsMajor disaster
Sep 6, 1996Hurricane Fran and Associated Severe Storm CondMajor disaster
Jan 27, 1996Flooding, High Winds, and Wind Driven RainMajor disaster
Jan 13, 1996Blizzard of 96 (Severe Snow Storm)Major disaster
Mar 25, 1993Severe Winter StormEmergency
Jul 23, 1977DroughtEmergency
Jun 23, 1972Tropical Storm AgnesMajor disaster

Virginia also had 6 statewide declarations that did not name single counties.

Storm history since 1960

Tornado risk by county ›

The National Weather Service has logged 527 storm reports in Frederick County since 1960, with 1 death and 8 injuries and about $12.6 million in reported damage. The strongest on record here was an F2 tornado on September 17, 2004 near Winchester Arpt.

11tornadoes
81hail reports, largest 3.5 inches
270damaging thunderstorm winds
146floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Sep 17, 2004F2Winchester Arpt0 / 0
Jul 13, 1961F2–1 / 0
Jul 21, 2026EF1Mountain Falls0 / 0
Sep 17, 2004F1Middletown2 / 0
Jun 16, 1998F1Clear Brook0 / 0

Most damaging storms

DateTypeNearDamage
Apr 23, 1999HailWinchester Arpt$3M
Jan 19, 1996Flash FloodAll$2M
Apr 23, 1999HailWinchester Arpt$2M
Jul 21, 2026TornadoMountain Falls$2M
Sep 17, 2004TornadoMiddletown$1M
Sep 6, 1996Flash FloodCountywide$410K

Source: NOAA Storm Events Database, county-based reports through Jul 28, 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 1876, 2 hurricanes and 11 tropical storms have passed within 65 miles of the center of Frederick County, 4 of them since 1950. The strongest was an unnamed hurricane in 1878, with top winds near 90 mph about 59 miles away.

2hurricanes
0major hurricanes (Category 3+)
11tropical storms
2003most recent: Isabel

Strongest storms nearby

DateStormStrengthClosest
Oct 23, 1878UnnamedCategory 1, 90 mph59 mi
Oct 13, 1893UnnamedCategory 1, 75 mph36 mi
Sep 18, 1876UnnamedTropical storm, 65 mph60 mi
Aug 29, 1893UnnamedTropical storm, 65 mph56 mi
Aug 24, 1933UnnamedTropical storm, 60 mph60 mi
Sep 19, 2003IsabelTropical storm, 60 mph54 mi

Most recent storms

DateStormStrengthClosest
Sep 19, 2003IsabelTropical storm, 60 mph54 mi
Sep 6, 1979DavidTropical storm, 45 mph48 mi
Aug 18, 1955DianeTropical storm, 50 mph63 mi
Sep 1, 1952AbleTropical storm, 55 mph49 mi
Aug 29, 1949UnnamedTropical storm, 60 mph42 mi
Aug 24, 1933UnnamedTropical storm, 60 mph60 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 Frederick County

Check your address flood zone ›
0.3%of homes have federal flood insurance (94 policies)
2.8%of homes in mapped high-risk flood zones are insured
$552,363paid on 57 flood claims since 1978
2018costliest year, with $146,897 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 Frederick County

$386,000median home value (Virginia $383,700, US $332,700)
1996median year homes were built (Virginia 1984, US 1980)
25%of homes built before 1980, before many modern wind, quake and flood building rules
5.8%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; 37,288 housing units.

Compare in Virginia

All 133 ›
Largest countiesOverall riskTop hazard
Fairfax CountyHighInland flooding
Prince William CountyModerateInland flooding
Virginia Beach CityLowHurricane
Loudoun CountyLowInland flooding
Chesterfield CountyModerateInland flooding
Henrico CountyModerateInland flooding
Chesapeake CityLowInland flooding
Arlington CountyLowInland flooding

Neighboring counties

CountyOverall riskDeclarations
Berkeley County, WVLow16
Jefferson County, WVLow17
Shenandoah CountyLow22
Warren CountyVery Low21
Winchester CityVery Low12
Hampshire County, WVVery Low17
Morgan County, WVVery Low15
Clarke CountyVery Low18

Common questions about Frederick County

What is the biggest natural hazard in Frederick County?

Inland flooding has the highest expected yearly losses in Frederick County, about $12.7 million a year in FEMA's estimate. Hurricane is second at $1.7 million.

How many federal disasters has Frederick County had?

Frederick County has been included in 17 federal disaster or emergency declarations for natural events since 1972, including 11 major disasters. The most recent was Severe Winter Storm in January 2026.

Is Frederick County a high-risk place to live?

Its overall rating is Relatively Low, 46th highest of 133 in Virginia. 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 Frederick County?

Standard home insurance does not cover flooding. About 1 in 333 homes in Frederick 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 Frederick County had?

NOAA records list 11 tornadoes in Frederick County since 1950. The strongest was an F2 tornado on September 17, 2004 near Winchester Arpt. The weather service has also logged 81 hail reports and 146 floods here.

How many hurricanes have hit Frederick County?

NOAA's hurricane records show 2 hurricanes and 11 tropical storms passing within 65 miles of the center of Frederick County. The strongest was an unnamed hurricane in 1878, with winds near 90 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.