Natural hazards · Troy

Troy, OH natural hazards

Most of the natural-hazard damage FEMA expects in Troy comes from inland flooding, and overall the risk is moderate for a U.S. community. Flood insurance has paid 2 claims here since 2013.

FEMA National Risk Index, December 2025 · OpenFEMA claims, aid & declarations
Expected damage

How exposed is Troy?

45
Moderate
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Troy to be higher than in 45% of U.S. communities, mostly from inland flooding.

Inland flooding74%Tornadoes9%Everything else17%
By hazard

What Troy faces

Each hazard’s share of the damage FEMA expects here, and how that compares with the rest of the country.

Inland flooding

74% of expected damage
Above average · higher than 65% of U.S. places
Recorded about 2 times a year in the area

Tornadoes

9% of expected damage
Above average · higher than 70% of U.S. places
Recorded about once every 51 years in the area

Lower here

HurricanesHailIce stormsWinter weatherCold wavesHeat wavesWildfireEarthquakesLandslidesStrong windLightning

Not a risk here

Coastal floodingDroughtAvalanchesTsunamisVolcanic activity
Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Flood insurance claims

Does Troy flood?

Every paid claim on a federal flood insurance policy in Troy, from FEMA’s records.

2paid claims since 2013
$26Kpaid to owners
0homes flooded more than once
20132026
of homes in flood zones
are insured
of all homes
are insured
No community discount. Troy isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Delaware County.
Disasters that hit Troy

Federal disasters declared here

None of the disasters declared for Delaware County shows FEMA aid or repair money reaching Troy itself in FEMA’s records.

Brought FEMA money into TroyDeclared for Delaware County only
Delaware County has had 12 natural disasters declared since 1953, most often severe storms and tornadoes.
Around Troy

Troy and the towns around it

Delaware: Low, mostly inland floodingMarlboro: Moderate, mostly inland floodingDelaware: Moderate, mostly inland floodingRadnor: Moderate, mostly inland floodingLiberty: Low, mostly inland floodingBrown: Low, mostly inland floodingScioto: Moderate, mostly inland floodingBerlin: Low, mostly inland floodingConcord: Low, mostly inland floodingWaldo: High, mostly inland floodingThompson: Moderate, mostly inland floodingProspect: High, mostly inland floodingTroy: Moderate, mostly inland flooding TroyDelawareMarlboroDelawareRadnor
Very lowLowModerateHighVery high
Delawaremostly inland floodingModerate
Radnormostly inland floodingModerate
Troymostly inland floodingModerate
Marlboromostly inland floodingModerate
Delawaremostly inland floodingLow
About these numbers

How to read this page

An average, not a forecastFEMA’s National Risk Index estimates the damage 18 kinds of natural hazards cause in a typical year, from decades of records and models. A quiet decade can follow a bad year.
Compared by rate“Higher than N%” compares yearly damage as a share of what’s here, so a big city isn’t rated riskier just for having more buildings. Troy covers 1 census tract, combined by population.
Money that reached townFlood claims are matched to Troy’s own flood-insurance community (here, the census tracts inside it); household aid to the registrant’s city; repair grants to the Township of Troy. FEMA’s model follows property values, so a place that recently lost many homes can rate lower than it feels.

FEMA’s expected losses across Troy total about $1.3M a year, counting buildings, people and crops.

Sources: FEMA National Risk Index (December 2025); OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Census tracts: U.S. Census Bureau.

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Troy

Ohio · OH · Delaware County
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01