Cornville’s building-damage rate from ice storms is in the top 3% of U.S. census tracts
On FEMA’s National Risk Index, Cornville gets a B for hazard risk: lower expected damage per building than 55% of U.S. towns. Most of that expected damage is river and rain flooding (64%), then hurricanes (26%). FEMA’s files show no paid flood insurance claims here.
Graded on FEMA’s expected yearly building damage per dollar of building value (NRI v1.20, December 2025), weighted by where residents live; flood claims are shown, not graded. How hazard risk is graded
What Cornville faces
Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.
River and rain flooding
Hurricanes
Ice storms
Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.
What’s behind Cornville’s grade
River and rain flooding is 64% of the building damage FEMA expects in Cornville, and Cornville’s rate of river and rain flooding damage is lower than 55% of U.S. census tracts. Ice storms add 7%, at a rate in the top 3% of U.S. census tracts.
B lower expected damage per building than 55% of U.S. towns (21,298).
All of Cornville’s residents live in one census tract; the figures are that tract’s.
In dollars, FEMA expects about $615K a year in losses across Cornville: $323K to buildings, the rest to people and crops.
Does Cornville flood? No paid flood claims on record
FEMA’s records show no paid flood insurance claims in Cornville. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.
Cornville isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Somerset County.12 federal disasters brought FEMA money to Cornville
Disasters that paid out in Cornville itself (aid to households or repair grants to the Town of Cornville), newest first, with that year’s flood claims.
- 2023Severe Storm and Flooding7 households applied for aid$3K aid approved$30K to the Town of Cornville for repairs
- 2023Severe Storm and Flooding$27K to the Town of Cornville for repairs
- 2022Severe Storm and Flooding$21K to the Town of Cornville for repairs
- 2008Severe Storms and Flooding$51K to the Town of Cornville for repairs
- 2007Severe Storms and Inland and Coastal Flooding$11K to the Town of Cornville for repairs
- 2005Severe Storms, Flooding, Snow Melt, and Ice Jams$14K to the Town of Cornville for repairs
Show all 12
- 2005Snow$6K to the Town of Cornville for repairs
- 2003Snow$3K to the Town of Cornville for repairs
- 2003Severe Storms, Flooding, Snow Melt and Ice Jams$11K to the Town of Cornville for repairs
- 2003Snow$3K to the Town of Cornville for repairs
- 2001Snow$10K to the Town of Cornville for repairs
- 2000Severe Storms, Flooding, and Ice Jams$12K to the Town of Cornville for repairs
Somerset County has had 25 natural disasters declared by the President since 1953, most often severe storms, then floods. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.
Old photos of Cornville after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Cornville archive →Cornville and its neighbors
Cornville is 4th of the 5 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Madison | B+less damage than 69% | river and rain flooding | 4 |
| Skowhegan | Bless damage than 61% | river and rain flooding | 11 |
| Canaan | Bless damage than 55% | river and rain flooding | — |
| Cornville | Bless damage than 55% | river and rain flooding | 0 |
| Hartland | C+more damage than 56% | river and rain flooding | 3 |
| Athens | — | 791 residents; we grade 1,000+ | |
Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.
Get ready for what Cornville faces
A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.
- Turn around at flooded roads: a foot of moving water can carry off a car.
- Flood insurance usually takes 30 days to start, so buy it before the forecast.
- Keep papers and medicines up high, in a grab-and-go bag.
- The season runs June through November and peaks from mid-August to mid-October.
- Bring in porch furniture and anything the wind can throw.
- Fill the gas tank and charge phones before the storm arrives.
- Ice brings down trees and lines: plan for days without power.
- Run a generator outside, far from doors and windows.
- Keep sand or salt by the door.
- Look up the address on FEMA’s flood map.
- Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
- Get a flood insurance quote early: policies usually start 30 days after you buy.
Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.
Questions about natural hazards in Cornville
Is Cornville at risk for natural disasters?
On FEMA’s National Risk Index, Cornville has lower expected damage per building than 55% of U.S. towns: B for hazard risk. Most of the expected damage is river and rain flooding (64%) and hurricanes (26%). The figures are for the one census tract the town shares with its neighbors. This is FEMA’s model of an average year for today’s buildings, not a forecast.
Is Cornville in a flood zone?
Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In Somerset County, 0.6% of all homes carry federal flood insurance.
How much is flood insurance in Cornville?
FEMA’s Community Rating System list shows no discount for Cornville’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.
What was the biggest storm in Cornville?
By FEMA money that reached Cornville, Severe Storms and Flooding (2008): $51K to the Town of Cornville for repairs.
Is Cornville at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (64%), and Cornville’s rate for it is lower than 55% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Cornville.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Cornville’s residents lived in the 2020 census; 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. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.