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Worcester County, Massachusetts

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

Relatively Moderate overall risk
3rd of 14highest risk in Massachusetts
$163Mexpected losses a year
30federal declarations
1 in 200homes with flood insurance
Photo: Joe Shlabotnik, CC BY 2.0

Worcester County, Massachusetts has a moderate overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 94% of US counties. It ranks 3rd of 14 counties in Massachusetts. The costliest hazards here are inland flooding, hurricanes and cold waves. FEMA estimates about $163 million a year in expected losses, or roughly $189 per resident. Since 1985 it has been included in 30 federal disaster or emergency declarations for natural events (17 major disasters). The most recent was in May 2024 (severe storms and flooding). Fewer than 1 in 100 homes here carry federal flood insurance (1,081 policies). Since 1978, federal flood insurance has paid about $13 million on 765 claims here, including $4.1 million for floods in 2005.

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

Top risks in Worcester County

$89.6 million a yearExpected losses. Damaging events about 4 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.
$37.2 million a yearExpected losses. Damaging events about once every 7 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.
$9.9 million a yearExpected losses. Damaging events about 3 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 floodingHigh95.3
$90M
HurricaneHigh96.6
$37M
Cold waveHigh92.4
$10M
EarthquakeLow89.3
$6M
TornadoModerate82.2
$5M
Strong windHigh96.8
$4M
Ice stormVery High98.6
$4M
Heat waveModerate89.9
$3M
LightningHigh93.8
$2M
HailModerate78.3
$925K
DroughtModerate72.6
$704K
Winter weatherModerate64.4
$122K
WildfireVery Low62.6
$116K
LandslideModerate93.4
$109K

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 low 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 Worcester County. 2020s bar runs to November 2026.

By type

Severe Storm8
Hurricane7
Snowstorm7
Flood4
Coastal Storm1
Fire1

Most recent

May 15, 2024Severe Storms and FloodingMajor disaster
Sep 15, 2023Hurricane LeeEmergency
Jul 19, 2018Severe Winter Storm and SnowstormMajor disaster
Apr 13, 2015Severe Winter Storm, Snowstorm, and FloodingMajor disaster
Apr 19, 2013Severe Winter Storm, Snowstorm, and FloodingMajor disaster
Oct 28, 2012Hurricane SandyEmergency
Jan 6, 2012Severe Storm and SnowstormMajor disaster
Nov 1, 2011Severe StormEmergency
Aug 26, 2011Hurricane IreneEmergency
Jun 15, 2011Severe Storms and TornadoesMajor disaster
Show all 30
Sep 2, 2010Hurricane EarlEmergency
Mar 29, 2010Severe Storms and FloodingMajor disaster
Jan 5, 2009Severe Winter Storm and FloodingMajor disaster
Dec 13, 2008Severe Winter StormEmergency
Nov 10, 2005Severe Storms and FloodingMajor disaster
Sep 13, 2005Hurricane Katrina EvacuationEmergency
Feb 17, 2005Record And/Or Near Record SnowEmergency
Apr 21, 2004FloodingMajor disaster
Jan 15, 2004SnowEmergency
Mar 11, 2003SnowEmergency
Apr 10, 2001Severe Storms and FloodingMajor disaster
Mar 28, 2001SnowEmergency
Dec 6, 1999Warehouse Fire.Emergency
Jun 23, 1998Heavy Rains and FloodingMajor disaster
Jan 24, 1996Blizzard of 96Major disaster
Mar 16, 1993Blizzards, High Winds & Record SnowfallEmergency
Dec 21, 1992Winter Coastal StormMajor disaster
Aug 26, 1991Hurricane BobMajor disaster
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 1953

Tornado risk by county ›

The National Weather Service has logged 1,271 storm reports in Worcester County since 1953, with 96 deaths and 1,293 injuries and about $293 million in reported damage. The strongest on record here was an F4 tornado on June 9, 1953.

52tornadoes
255hail reports, largest 2 inches
678damaging thunderstorm winds
197floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Jun 9, 1953F4–1228 / 90
Jun 9, 1953F3–1 / 0
Oct 3, 1970F3–0 / 0
Jun 22, 1981F3–3 / 0
Jun 1, 2011EF3Fiskdale0 / 0

Most damaging storms

DateTypeNearDamage
Jun 9, 1953Tornado–$250M
May 31, 1998Thunderstorm WindWorcester$10M
Aug 4, 2018TornadoWebster$5M
Mar 29, 2010FloodSouthbridge$4M
Mar 14, 2010FloodNorth Leominster$3M
Aug 10, 1979Tornado–$3M

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 1851, 8 hurricanes and 24 tropical storms have passed within 65 miles of the center of Worcester County, 16 of them since 1950. The strongest was an unnamed hurricane in 1869, with top winds near 115 mph about 64 miles away.

8hurricanes
2major hurricanes (Category 3+)
24tropical storms
2021most recent: Henri

Strongest storms nearby

DateStormStrengthClosest
Sep 8, 1869UnnamedCategory 3, 115 mph64 mi
Aug 31, 1954CarolCategory 3, 110 mph49 mi
Sep 21, 1938UnnamedCategory 2, 100 mph57 mi
Sep 15, 1944UnnamedCategory 1, 95 mph60 mi
Aug 19, 1991BobCategory 1, 95 mph56 mi
Sep 12, 1960DonnaCategory 1, 90 mph54 mi

Most recent storms

DateStormStrengthClosest
Aug 22, 2021HenriTropical storm, 55 mph63 mi
Jul 9, 2021ElsaTropical storm, 60 mph64 mi
Aug 28, 2011IreneTropical storm, 60 mph61 mi
Aug 31, 2004HermineTropical storm, 35 mph63 mi
Sep 17, 1999FloydTropical storm, 60 mph59 mi
Jul 13, 1996BerthaTropical storm, 70 mph42 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 Worcester County

Check your address flood zone ›
0.5%of homes have federal flood insurance (1,081 policies)
64.8%of homes in mapped high-risk flood zones are insured
$12.5 millionpaid on 765 flood claims since 1978
2005costliest year, with $4.1 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 Worcester County

$423,700median home value (Massachusetts $562,100, US $332,700)
1967median year homes were built (Massachusetts 1964, US 1980)
64%of homes built before 1980, before many modern wind, quake and flood building rules
0.8%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; 355,185 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
Middlesex CountyHigh31
Norfolk CountyModerate33
Providence County, RIModerate21
Hampden CountyModerate22
Hillsborough County, NHModerate29
Hampshire CountyLow21
Northeastern Connecticut Planning Region, CTLow28
Cheshire County, NHLow31

Common questions about Worcester County

What is the biggest natural hazard in Worcester County?

Inland flooding has the highest expected yearly losses in Worcester County, about $89.6 million a year in FEMA's estimate. Hurricane is second at $37.2 million.

How many federal disasters has Worcester County had?

Worcester County has been included in 30 federal disaster or emergency declarations for natural events since 1985, including 17 major disasters. The most recent was Severe Storms and Flooding in May 2024.

Is Worcester County a high-risk place to live?

Its overall rating is Relatively Moderate, 3rd 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 Worcester County?

Standard home insurance does not cover flooding. About 1 in 200 homes in Worcester 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 Worcester County had?

NOAA records list 52 tornadoes in Worcester County since 1950. The strongest was an F4 tornado on June 9, 1953. The weather service has also logged 255 hail reports and 197 floods here.

How many hurricanes have hit Worcester County?

NOAA's hurricane records show 8 hurricanes and 24 tropical storms passing within 65 miles of the center of Worcester County, including 2 major hurricanes (Category 3 or stronger). The strongest was an unnamed hurricane in 1869, with winds near 115 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.