Natural hazards · Clarktown

Clarktown, OH natural hazards

Most of the natural-hazard damage FEMA expects in Clarktown comes from inland flooding, and overall the risk is moderate for a U.S. community. 1 federal disaster brought FEMA money into town.

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

How exposed is Clarktown?

52
Moderate
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Clarktown to be higher than in 52% of U.S. communities, mostly from inland flooding and heat waves.

Inland flooding68%Heat waves15%Everything else17%
By hazard

What Clarktown faces

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

Inland flooding

68% of expected damage
Well above average · higher than 76% of U.S. places
Recorded about 4 times a year in the area

Heat waves

15% of expected damage
Above average · higher than 67% of U.S. places
Recorded about 6 times a year in the area

Lower here

HurricanesTornadoesHailIce stormsWinter weatherCold wavesWildfireEarthquakesLandslidesStrong windLightningDrought

Not a risk here

Coastal floodingAvalanchesTsunamisVolcanic 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 Clarktown flood?

FEMA's records show no paid flood insurance claims in Clarktown.

of homes in flood zones
are insured
of all homes
are insured
No community discount. Clarktown isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Scioto County.
Disasters that hit Clarktown

1 federal disaster brought FEMA money here

Disasters the President declared that paid out in Clarktown itself: aid to households, or repair grants to Clarktown.

Brought FEMA money into ClarktownDeclared for Scioto County only
2003

Severe Winter Storm and Record/Near Record Snow

1 household applied for aid
Scioto County has had 15 natural disasters declared since 1953, most often severe storms and floods.
Around Clarktown

Clarktown and the towns around it

Harrison: High, mostly inland floodingMadison: Moderate, mostly inland floodingPorter: Moderate, mostly inland floodingBloom: Low, mostly inland floodingClay: Moderate, mostly inland floodingPortsmouth: High, mostly inland floodingJefferson: Moderate, mostly inland floodingHamilton: Very low, mostly inland floodingMarion: Very low, mostly inland floodingClarktown: Moderate, mostly inland flooding ClarktownHarrisonMadison
Very lowLowModerateHighVery high
Harrisonmostly inland floodingHigh
Clarktownmostly inland floodingModerate
Madisonmostly inland floodingModerate
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. Clarktown is smaller than a census tract, so it shares the figures of the tract around its center.
Money that reached townFlood claims are matched to Clarktown’s own flood-insurance community; household aid to the registrant’s city; repair grants to Clarktown. FEMA’s model follows property values, so a place that recently lost many homes can rate lower than it feels.

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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Clarktown

Ohio · OH
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/19 · 2025-01-01