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D−Hazard risk
Natural hazards in Lexington · FEMA

On FEMA’s figures, few U.S. towns expect more hazard damage per building than Lexington, mostly from river and rain flooding

On FEMA’s National Risk Index, Lexington gets a D− for hazard risk: among the highest expected damage per building of U.S. towns. Most of that expected damage is river and rain flooding (73%), then volcanic activity (15%). 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

among the highestof U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade
By hazard

What Lexington 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

73%of expected building damage
Well above average · in the top 1% of U.S. census tracts
Recorded about once every 1 years in the area

Volcanic activity

15%of expected building damage
Well above average · in the top 1% of U.S. census tracts

Earthquakes

12%of expected building damage
Well above average · higher than 90% of U.S. census tracts
Smaller shares here
 Strong wind Tornadoes Hail Wildfire Winter storms Ice storms Cold waves Heat waves Landslides Lightning
FEMA models no building damage here
Coastal floodingHurricanesAvalanchesTsunamis
People, not buildings.Counting harm to people as well as buildings, FEMA’s model puts volcanic activity at 43% of Lexington’s expected losses. Volcanic activity does little damage to buildings (14.7%), so they aren’t part of the grade.

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.

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

What’s behind Lexington’s grade

River and rain flooding is 73% of the building damage FEMA expects in Lexington, and Lexington’s rate of river and rain flooding damage is in the top 1% of U.S. census tracts. Volcanic activity adds 15%, at a rate in the top 1% of U.S. census tracts.

Where Lexington sits
Lexington
Least damageMiddleMost damage

D− #284 of 285 in Washington; among the highest expected damage per building of U.S. towns (21,298).

All of Lexington’s residents live in one census tract; the figures are that tract’s.

What drives the damage to buildings
River and rain flooding73%Volcanic activity15%Earthquakes12%

The typical Washington town has higher expected damage than 76% of U.S. towns; within the state, Lexington has more expected damage per building than 100% of Washington towns.

In dollars, FEMA expects about $5.7M a year in losses across Lexington: $3.3M to buildings, the rest to people and crops.

Shared tract.All of Lexington’s 3,834 residents (2020 census) live in one census tract. FEMA publishes its model by tract, so the rate and the hazard mix are the tract’s. The flood claims below are the town’s own.
A shared figure. The grade describes the whole tract, not each street in it, and FEMA’s model is an average year for today’s buildings, not a record: the claims below are the record.

How TownRatings grades hazard risk →

Flood insurance claims

Does Lexington flood? No paid flood claims on record

FEMA’s records show no paid flood insurance claims in Lexington. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.

of homes in flood zones are insured
of all homes are insured
No community discount

Lexington isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: Cowlitz County.
Disasters

The storms Lexington remembers

None of the 20 disasters declared for Cowlitz County shows FEMA aid or repair money reaching Lexington itself in FEMA’s records, so these are its biggest flood-claim years.

Disasters declared, by decade
Paid out in LexingtonCowlitz County only

Cowlitz County has had 20 natural disasters declared by the President since 1953, most often floods, then severe storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Next door

Lexington and its neighbors

Lexington is 2nd of the 2 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.

Beacon Hill: hazard risk DBeacon HillLexington
Lowest fifthSecondMiddleFourthHighest fifth
TownHazard riskMostly (buildings)Flood claims
Beacon HillDmore damage than 85%river and rain flooding2
LexingtonD−among the highest damageriver and rain flooding0

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.

Be ready

Get ready for what Lexington faces

A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.

When the river rises
  • 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.
More from Ready.gov ↗
Volcanic activity
  • Keep N95 masks and goggles for ash.
  • Know the evacuation routes.
  • Keep ash out of the house and car vents.
More from Ready.gov ↗
Earthquakes
  • Drop, cover and hold on.
  • Strap tall furniture and the water heater to the wall.
  • Know how to shut off the gas.
More from Ready.gov ↗
Before you buy or rent
  • 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.
When a storm is coming
Forecast and alertsWeather →911, the nearest ERSafety →

Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.

Questions about natural hazards in Lexington

Is Lexington at risk for natural disasters?

On FEMA’s National Risk Index, Lexington has among the highest expected damage per building of U.S. towns: D− for hazard risk. Most of the expected damage is river and rain flooding (73%) and volcanic activity (15%). 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 Lexington 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 Cowlitz County, 31% of homes in mapped flood zones carry federal flood insurance, and 2.0% of all homes do.

How much is flood insurance in Lexington?

FEMA’s Community Rating System list shows no discount for Lexington’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.

Is Lexington at risk from river and rain flooding?

It is the largest share of the building damage FEMA expects here (73%), and Lexington’s rate for it is in the top 1% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in Lexington.

Town Square →
Start the conversation

Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Lexington’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.