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Grand Traverse County, Michigan

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

Relatively Low overall risk
29th of 83highest risk in Michigan
$31Mexpected losses a year
4federal declarations
1 in 333homes with flood insurance
Photo: Bold Frontiers, CC BY 2.0

Grand Traverse County, Michigan has a relatively low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 66% of US counties. It ranks 29th of 83 counties in Michigan. The costliest hazards here are cold waves, inland flooding and winter weather. FEMA estimates about $31 million a year in expected losses, or roughly $327 per resident. Since 1977 it has been included in 4 federal disaster or emergency declarations for natural events (1 major disaster). The most recent was in June 2026 (severe storms, tornadoes and flooding). Fewer than 1 in 100 homes here carry federal flood insurance (126 policies). Since 1978, federal flood insurance has paid about $1.1 million on 58 claims here, including $700,000 for floods in 2026.

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

Top risks in Grand Traverse County

$15.8 million 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.
$10.5 million a yearExpected losses. Damaging events about once every 2 years.
  • 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.
$1.6 million a yearExpected losses. Damaging events about 31 times a year.
  • Keep a winter kit in the car.
  • Have food, water and medicine for several days at home.
HazardRatingScoreExpected loss a year
Cold waveHigh95.6
$16M
Inland floodingLow58.0
$10M
Winter weatherVery High98.0
$2M
TornadoLow43.0
$1M
Strong windModerate58.2
$862K
LightningModerate66.8
$550K
HailLow53.1
$373K
Heat waveVery Low33.5
$204K
EarthquakeVery Low15.0
$20K
WildfireVery Low31.0
$19K
LandslideLow78.2
$16K
Coastal floodingVery Low32.6
$8K
HurricaneVery Low18.1
$6K
Ice stormVery Low9.5
$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 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 Grand Traverse County. 2020s bar runs to November 2026.

By type

Drought1
Snowstorm1
Hurricane1
Flood1

Most recent

Jun 30, 2026Severe Storms, Tornadoes, and FloodingMajor disaster
Sep 7, 2005Hurricane Katrina EvacuationEmergency
Jan 27, 1978Blizzards & SnowstormsEmergency
Mar 2, 1977DroughtEmergency

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

Storm history since 1955

Tornado risk by county ›

The National Weather Service has logged 174 storm reports in Grand Traverse County since 1955, with 1 death and 3 injuries and about $16.7 million in reported damage. The strongest on record here was an F4 tornado on April 3, 1956.

5tornadoes
52hail reports, largest 2 inches
92damaging thunderstorm winds
18floods and flash floods

Strongest tornadoes

DateStrengthNearHurt / killed
Apr 3, 1956F4–0 / 0
Jun 26, 1969F3–0 / 0
May 8, 1964F2–0 / 0
Sep 13, 1961F2–0 / 0
Sep 22, 2025EFUInterlochen0 / 0

Most damaging storms

DateTypeNearDamage
Aug 2, 2015Thunderstorm WindTraverse City$8M
Aug 2, 2015Thunderstorm WindGrawn$5M
Oct 6, 2012Flash FloodGrawn$2M
May 28, 2020Flash FloodTraverse City$310K
Apr 3, 1956Tornado–$250K
May 8, 1964Tornado–$250K

Source: NOAA Storm Events Database, county-based reports through Jul 1, 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 Grand Traverse County

Check your address flood zone ›
0.3%of homes have federal flood insurance (126 policies)
22.6%of homes in mapped high-risk flood zones are insured
$1.1 millionpaid on 58 flood claims since 1978
2026costliest year, with $700,200 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 Grand Traverse County

$339,400median home value (Michigan $231,600, US $332,700)
1986median year homes were built (Michigan 1972, US 1980)
42%of homes built before 1980, before many modern wind, quake and flood building rules
6.7%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; 47,003 housing units.

Compare in Michigan

All 83 ›
Largest countiesOverall riskTop hazard
Wayne CountyHighInland flooding
Oakland CountyHighInland flooding
Macomb CountyHighInland flooding
Kent CountyModerateInland flooding
Genesee CountyModerateInland flooding
Washtenaw CountyModerateInland flooding
Ottawa CountyModerateInland flooding
Ingham CountyModerateInland flooding

Neighboring counties

CountyOverall riskDeclarations
Wexford CountyVery Low5
Manistee CountyVery Low6
Antrim CountyVery Low5
Leelanau CountyLow3
Benzie CountyVery Low4
Kalkaska CountyVery Low5
Missaukee CountyVery Low5

Common questions about Grand Traverse County

What is the biggest natural hazard in Grand Traverse County?

Cold wave has the highest expected yearly losses in Grand Traverse County, about $15.8 million a year in FEMA's estimate. Inland flooding is second at $10.5 million.

How many federal disasters has Grand Traverse County had?

Grand Traverse County has been included in 4 federal disaster or emergency declarations for natural events since 1977, including 1 major disaster. The most recent was Severe Storms, Tornadoes, and Flooding in June 2026.

Is Grand Traverse County a high-risk place to live?

Its overall rating is Relatively Low, 29th highest of 83 in Michigan. 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 Grand Traverse County?

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

NOAA records list 5 tornadoes in Grand Traverse County since 1950. The strongest was an F4 tornado on April 3, 1956. The weather service has also logged 52 hail reports and 18 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.