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Santa Cruz County, California

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

Relatively High overall risk
19th of 58highest risk in California
$335Mexpected losses a year
32federal declarations
1 in 40homes with flood insurance
Photo: U.S. Geological Survey, CC0

Santa Cruz County, California has a relatively high overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 98% of US counties. It ranks 19th of 58 counties in California. The costliest hazards here are earthquakes, inland flooding and drought. FEMA estimates about $335 million a year in expected losses, or roughly $1,240 per resident. Since 1977 it has been included in 32 federal disaster or emergency declarations for natural events (21 major disasters). The most recent was in April 2024 (severe winter storms, tornadoes, flooding, landslides and mudslides). About 1 in 40 homes here carry federal flood insurance (2,095 policies). Since 1978, federal flood insurance has paid about $25 million on 1,633 claims here, including $7.8 million for floods in 2023.

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

Top risks in Santa Cruz County

$190 million a yearExpected losses. Damaging events about once every 6 years.
  • Ask whether an older house is bolted to its foundation.
  • Consider separate earthquake insurance where risk is high.
$105 million a yearExpected losses. Damaging events about 2 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.
$18.2 million a yearExpected losses. Damaging events about 38 times a year.
  • Check local water restrictions.
  • Choose drought-tolerant plants.
HazardRatingScoreExpected loss a year
EarthquakeHigh99.3
$190M
Inland floodingHigh96.2
$105M
DroughtHigh99.4
$18M
WildfireModerate97.3
$9M
TsunamiModerate73.8
$8M
Heat waveModerate86.6
$3M
LandslideHigh99.3
$2M
LightningModerate59.2
$353K
TornadoVery Low18.7
$235K
HailVery Low33.2
$149K
Coastal floodingLow49.2
$117K
Strong windVery Low7.0
$53K
Winter weatherLow31.7
$35K
AvalancheVery Low3.1
$1

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 relatively high in FEMA's measures.

Federal disaster history

Recent disasters nationwide ›

Declarations by decade

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

By type

Fire9
Severe Storm9
Flood8
Drought1
Coastal Storm1
Earthquake1

Most recent

Apr 13, 2024Severe Winter Storms, Tornadoes, Flooding, Landslides, and MudslidesMajor disaster
Apr 3, 2023Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, and MudslidesMajor disaster
Mar 10, 2023Severe Winter Storms, Flooding, Landslides, and MudslidesEmergency
Jan 14, 2023Severe Winter Storms, Flooding, Landslides, and MudslidesMajor disaster
Jan 9, 2023Severe Winter Storms, Flooding, and MudslidesEmergency
Aug 22, 2020WildfiresMajor disaster
Aug 20, 2020Czu Lightning Fire ComplexFire management
Apr 1, 2017Severe Winter Storms, Flooding, and MudslidesMajor disaster
Mar 16, 2017Severe Winter Storms, Flooding, and MudslidesMajor disaster
Feb 14, 2017Severe Winter Storms, Flooding, and MudslidesMajor disaster
Show all 32
Apr 18, 2011Tsunami WavesMajor disaster
Aug 13, 2009Lockheed FireFire management
Jun 28, 2008WildfiresEmergency
Jun 20, 2008Trabing FireFire management
Jun 11, 2008Martin FireFire management
May 22, 2008Summit FireFire management
Jun 5, 2006Severe Storms, Flooding, Landslides, and MudslidesMajor disaster
Feb 3, 2006Severe Storms, Flooding, Mudslides, and LandslidesMajor disaster
Sep 13, 2005Hurricane Katrina EvacuationEmergency
Sep 25, 2002Croy FireFire management
Feb 9, 1998Severe Winter Storms and FloodingMajor disaster
Jan 4, 1997Severe Storms, Flooding, Mud and LandslidesMajor disaster
Mar 12, 1995Severe Winter Storms, Flooding Landslides, Mud FlowMajor disaster
Jan 10, 1995Severe Winter Storms, Flooding, Landslides, Mud FlowsMajor disaster
Feb 11, 1991Severe FreezeMajor disaster
Oct 18, 1989Loma Prieta EarthquakeMajor disaster
Feb 21, 1986Severe Storms & FloodingMajor disaster
Jul 18, 1985Grass, Wildlands, & Forest FiresMajor disaster
Feb 9, 1983Coastal Storms, Floods, Slides & TornadoesMajor disaster
Jan 7, 1982Severe Storms, Flood, Mudslides & High TideMajor disaster
Feb 21, 1980Severe Storms, Mudslides & FloodingMajor disaster
Jan 20, 1977DroughtEmergency

California also had 35 statewide declarations that did not name single counties.

Storm history since 1965

Tornado risk by county ›

The National Weather Service has logged 205 storm reports in Santa Cruz County since 1965, with 9 deaths and 12 injuries and about $44.2 million in reported damage. The strongest on record here was an F1 tornado on December 20, 2001 near Watsonville Muni Arp.

8tornadoes
21hail reports, largest 1.75 inches
7damaging thunderstorm winds
96floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Dec 20, 2001F1Watsonville Muni Arp0 / 0
Dec 14, 2024EF1Scotts Vly5 / 0
Apr 1, 1965F1–0 / 0
Dec 22, 2012EF0Ellicott0 / 0
Dec 5, 1998F0Santa Cruz0 / 0

Most damaging storms

DateTypeNearDamage
Mar 24, 2011Flash FloodSoquel$16M
Mar 24, 2011Heavy RainCliffside$10M
Jan 19, 2017HailSanta Cruz$5M
Oct 13, 2009Flash FloodCorralitos$3M
Dec 31, 2005FloodCountywide$3M
Jan 1, 2006FloodCountywide$3M

Source: NOAA Storm Events Database, county-based reports through Jan 5, 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.

Flood insurance in Santa Cruz County

Check your address flood zone ›
2.5%of homes have federal flood insurance (2,095 policies)
33%of homes in mapped high-risk flood zones are insured
$24.9 millionpaid on 1,633 flood claims since 1978
2023costliest year, with $7.8 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 Santa Cruz County

$1 millionmedian home value (California $734,700, US $332,700)
1974median year homes were built (California 1976, US 1980)
63%of homes built before 1980, before many modern wind, quake and flood building rules
6.6%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; 106,977 housing units.

Compare in California

All 58 ›
Largest countiesOverall riskTop hazard
Los Angeles CountyVery HighEarthquake
San Diego CountyVery HighInland flooding
Orange CountyVery HighEarthquake
Riverside CountyVery HighInland flooding
San Bernardino CountyVery HighInland flooding
Santa Clara CountyVery HighEarthquake
Alameda CountyVery HighEarthquake
Sacramento CountyHighInland flooding

Neighboring counties

CountyOverall riskDeclarations
Santa Clara CountyVery High23
San Mateo CountyHigh22
Monterey CountyHigh31
San Benito CountyModerate16

Cities in Santa Cruz County

Common questions about Santa Cruz County

What is the biggest natural hazard in Santa Cruz County?

Earthquake has the highest expected yearly losses in Santa Cruz County, about $190 million a year in FEMA's estimate. Inland flooding is second at $105 million.

How many federal disasters has Santa Cruz County had?

Santa Cruz County has been included in 32 federal disaster or emergency declarations for natural events since 1977, including 21 major disasters. The most recent was Severe Winter Storms, Tornadoes, Flooding, Landslides, and Mudslides in April 2024.

Is Santa Cruz County a high-risk place to live?

Its overall rating is Relatively High, 19th highest of 58 in California. 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 Santa Cruz County?

Standard home insurance does not cover flooding. About 1 in 40 homes in Santa Cruz 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 Santa Cruz County had?

NOAA records list 8 tornadoes in Santa Cruz County since 1950. The strongest was an F1 tornado on December 20, 2001 near Watsonville Muni Arp. The weather service has also logged 21 hail reports and 96 floods here.

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.