Natural hazards · Alexandria

Alexandria, NH natural hazards

Most of the natural-hazard damage FEMA expects in Alexandria comes from inland flooding, and overall the risk is very high for a U.S. community. 9 federal disasters brought FEMA money into town.

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

How exposed is Alexandria?

81
Very high
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Alexandria to be higher than in 81% of U.S. communities, mostly from inland flooding.

Inland flooding83%Everything else17%
By hazard

What Alexandria faces

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

Inland flooding

83% of expected damage
Well above average · higher than 94% of U.S. places
Recorded about 4 times a year in the area

Lower here

HurricanesTornadoesHailIce stormsWinter weatherCold wavesHeat wavesWildfireEarthquakesLandslidesStrong windLightningAvalanches

Not a risk here

Coastal floodingDroughtTsunamisVolcanic 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 Alexandria flood?

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

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

9 federal disasters brought FEMA money here

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

Brought FEMA money into AlexandriaDeclared for Grafton County only
2017

Severe Storms and Flooding

$269K to the Town of Alexandria for repairs
2011

Tropical Storm Irene

5 households applied for aid $5K aid approved $43K to the Town of Alexandria for repairs
2007

Severe Storms and Flooding

4 households applied for aid $2K aid approved $149K to the Town of Alexandria for repairs
2006

Severe Storms and Flooding

$107K to the Town of Alexandria for repairs
2005

Record Snow

$5K to the Town of Alexandria for repairs
2005

Record And/Or Near Record Snow

$3K to the Town of Alexandria for repairs
2003

Snow

$5K to the Town of Alexandria for repairs
2001

Snow

$6K to the Town of Alexandria for repairs
1999

Tropical Storm Floyd

$48K to the Town of Alexandria for repairs
Grafton County has had 32 natural disasters declared since 1953, most often severe storms and floods.
Around Alexandria

Alexandria and the towns around it

Hill: Very high, mostly inland floodingOrange: Very high, mostly inland floodingBristol: High, mostly inland floodingHebron: Very high, mostly inland floodingDanbury: Very high, mostly inland floodingNew Hampton: Moderate, mostly inland floodingSanbornton: Moderate, mostly inland floodingCanaan: Very high, mostly inland floodingGrafton: Very high, mostly inland floodingGroton: Very high, mostly inland floodingDorchester: Very high, mostly inland floodingBridgewater: High, mostly inland floodingPlymouth: High, mostly inland floodingWilmot: Very high, mostly inland floodingAlexandria: Very high, mostly inland flooding AlexandriaHillOrangeBristolHebronDanbury
Very lowLowModerateHighVery high
Alexandriamostly inland floodingVery high
Orangemostly inland floodingVery high
Hebronmostly inland floodingVery high
Hillmostly inland floodingVery high
Danburymostly inland floodingVery high
Bristolmostly inland floodingHigh
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. Alexandria 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 Alexandria’s own flood-insurance community; household aid to the registrant’s city; repair grants to the Town of Alexandria. 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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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01