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Berkshire County, Massachusetts

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

Relatively Moderate overall risk
10th of 14highest risk in Massachusetts
$52Mexpected losses a year
21federal declarations
1 in 111homes with flood insurance
Photo: U.S. Geological Survey, public domain

Berkshire County, Massachusetts has a moderate overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 84% of US counties. It ranks 10th of 14 counties in Massachusetts. The costliest hazards here are inland flooding, hurricanes and cold waves. FEMA estimates about $52 million a year in expected losses, or roughly $401 per resident. Since 1985 it has been included in 21 federal disaster or emergency declarations for natural events (10 major disasters). The most recent was in September 2023 (Hurricane Lee). Fewer than 1 in 100 homes here carry federal flood insurance (414 policies). Since 1978, federal flood insurance has paid about $3.1 million on 388 claims here, including $1.4 million for floods in 2011.

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

Top risks in Berkshire County

$41.4 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.

Hurricane

Moderate
$3.2 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.

Cold wave

Moderate
$2.4 million a yearExpected losses. Damaging events about 4 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 floodingModerate90.6
$41M
HurricaneModerate83.6
$3M
Cold waveModerate72.6
$2M
Strong windModerate79.5
$1M
TornadoLow48.8
$1M
EarthquakeLow72.1
$921K
LightningModerate68.5
$469K
Ice stormModerate75.3
$293K
HailLow52.7
$291K
Heat waveVery Low34.9
$177K
Winter weatherLow58.4
$86K
LandslideLow82.5
$22K
WildfireVery Low25.2
$11K
DroughtVery Low22.2
$7K
AvalancheVery Low66.2
$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 very high in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

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

By type

Snowstorm7
Hurricane6
Severe Storm6
Flood1
Severe Ice Storm1

Most recent

Sep 15, 2023Hurricane LeeEmergency
Apr 19, 2013Severe Winter Storm, Snowstorm, and FloodingMajor disaster
Oct 28, 2012Hurricane SandyEmergency
Jan 6, 2012Severe Storm and SnowstormMajor disaster
Nov 1, 2011Severe StormEmergency
Sep 3, 2011Tropical Storm IreneMajor disaster
Aug 26, 2011Hurricane IreneEmergency
Mar 7, 2011Severe Winter Storm and SnowstormMajor disaster
Jan 5, 2009Severe Winter Storm and FloodingMajor disaster
Dec 13, 2008Severe Winter StormEmergency
Show all 21
May 16, 2007Severe Storms and Inland and Coastal FloodingMajor disaster
Nov 10, 2005Severe Storms and FloodingMajor disaster
Sep 13, 2005Hurricane Katrina EvacuationEmergency
Feb 17, 2005Record And/Or Near Record SnowEmergency
Jan 15, 2004SnowEmergency
Mar 11, 2003SnowEmergency
Mar 28, 2001SnowEmergency
Jan 24, 1996Blizzard of 96Major disaster
Mar 16, 1993Blizzards, High Winds & Record SnowfallEmergency
Apr 18, 1987Severe Storms & FloodingMajor disaster
Oct 28, 1985Hurricane GloriaMajor disaster

Massachusetts also had 10 statewide declarations that did not name single counties.

Storm history since 1955

Tornado risk by county ›

The National Weather Service has logged 1,019 storm reports in Berkshire County since 1955, with 11 deaths and 72 injuries and about $33.2 million in reported damage. The strongest on record here was an F4 tornado on August 28, 1973.

19tornadoes
177hail reports, largest 4 inches
668damaging thunderstorm winds
136floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Aug 28, 1973F4–36 / 4
May 29, 1995F4N. Egremont24 / 3
Jul 3, 1997F2Monterey0 / 0
Jul 3, 1997F2West Otis0 / 0
Mar 1, 1966F2–0 / 0

Most damaging storms

DateTypeNearDamage
Aug 28, 1973Tornado–$25M
Jul 3, 1997TornadoMonterey$2M
Jul 3, 1997TornadoWest Otis$2M
Jul 10, 2023FloodBraytonville$2M
Jul 27, 2021Thunderstorm WindLenox$500K
Jul 28, 2014Flash FloodHancock$277K

Source: NOAA Storm Events Database, county-based reports through Jul 2, 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 1861, 3 hurricanes and 14 tropical storms have passed within 65 miles of the center of Berkshire County, 10 of them since 1950. The strongest was an unnamed hurricane in 1938, with top winds near 105 mph about 52 miles away.

3hurricanes
0major hurricanes (Category 3+)
14tropical storms
2011most recent: Irene

Strongest storms nearby

DateStormStrengthClosest
Sep 21, 1938UnnamedCategory 2, 105 mph52 mi
Sep 27, 1985GloriaCategory 1, 85 mph64 mi
Aug 24, 1893UnnamedCategory 1, 80 mph38 mi
Jul 13, 1996BerthaTropical storm, 70 mph61 mi
Sep 30, 1874UnnamedTropical storm, 70 mph62 mi
Sep 15, 1961UnnamedTropical storm, 65 mph64 mi

Most recent storms

DateStormStrengthClosest
Aug 28, 2011IreneTropical storm, 60 mph59 mi
Sep 17, 1999FloydTropical storm, 60 mph63 mi
Jul 13, 1996BerthaTropical storm, 70 mph61 mi
Sep 27, 1985GloriaCategory 1, 85 mph64 mi
Aug 10, 1976BelleTropical storm, 60 mph60 mi
Aug 28, 1971DoriaTropical storm, 55 mph52 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 Berkshire County

Check your address flood zone ›
0.9%of homes have federal flood insurance (414 policies)
0%of homes in mapped high-risk flood zones are insured
$3.1 millionpaid on 388 flood claims since 1978
2011costliest year, with $1.4 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 Berkshire County

$305,400median home value (Massachusetts $562,100, US $332,700)
1956median year homes were built (Massachusetts 1964, US 1980)
76%of homes built before 1980, before many modern wind, quake and flood building rules
1.4%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; 70,004 housing units.

Compare in Massachusetts

All 14 ›
Largest countiesOverall riskTop hazard
Middlesex CountyHighInland flooding
Worcester CountyModerateInland flooding
Essex CountyHighInland flooding
Suffolk CountyModerateInland flooding
Norfolk CountyModerateInland flooding
Bristol CountyModerateInland flooding
Plymouth CountyModerateInland flooding
Hampden CountyModerateInland flooding

Neighboring counties

CountyOverall riskDeclarations
Hampden CountyModerate22
Dutchess County, NYModerate23
Hampshire CountyLow21
Rensselaer County, NYModerate24
Northwest Hills Planning Region, CTLow33
Franklin CountyLow20
Columbia County, NYLow23
Bennington County, VTLow19

Cities in Berkshire County

Common questions about Berkshire County

What is the biggest natural hazard in Berkshire County?

Inland flooding has the highest expected yearly losses in Berkshire County, about $41.4 million a year in FEMA's estimate. Hurricane is second at $3.2 million.

How many federal disasters has Berkshire County had?

Berkshire County has been included in 21 federal disaster or emergency declarations for natural events since 1985, including 10 major disasters. The most recent was Hurricane Lee in September 2023.

Is Berkshire County a high-risk place to live?

Its overall rating is Relatively Moderate, 10th highest of 14 in Massachusetts. 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 Berkshire County?

Standard home insurance does not cover flooding. About 1 in 111 homes in Berkshire 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 Berkshire County had?

NOAA records list 19 tornadoes in Berkshire County since 1950. The strongest was an F4 tornado on August 28, 1973. The weather service has also logged 177 hail reports and 136 floods here.

How many hurricanes have hit Berkshire County?

NOAA's hurricane records show 3 hurricanes and 14 tropical storms passing within 65 miles of the center of Berkshire County. The strongest was an unnamed hurricane in 1938, with winds near 105 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.