FLOOD RISK MT

Montana NFIP Flood Claim History: 2,143 Claims

2,143 FEMA claims · $18,695,839 reported payment-component sum · 47% A/V-family among claim-record ZIPs · Updated

Data: FEMA NFIP, FEMA Flood Map Service Center Last verified:

ZipCheckup tracks historical NFIP data for Montana: 2,143 flood-insurance claims, $18,695,839 in reported payment components, and claim-rated-zone evidence across 163 ZIP codes. The 47% figure is the A/V-family share among claim-record ZIPs, not current map coverage.

2,143
FEMA Claims
$18,695,839
Reported Payment-Component Sum
47%
A/V-Family Share of Claim-Record ZIPs
$11,569
Avg Reported Sum With Payment Data
163
ZIPs With Claim Records
360
Cities

Montana has 2,143 historical NFIP claims. Among 163 ZIP codes with claim records, 47% have an A- or V-family dominant rated zone recorded in those claims. This is claims evidence, not a current property-map risk classification.

City Water Quality Map: Montana

Each circle represents a city. Size indicates population, color indicates water quality grade. Tap a circle for details.

A B C D F Circle size = population

Cities with Most Flood Claims in Montana

#CityFEMA ClaimsReported Payment ComponentsPopulation
1 Glasgow 211 $1,334,109 4,515 Details →
2 Great Falls 187 $414,256 75,786 Details →
3 Billings 174 $841,926 145,092 Details →
4 Miles City 155 $400,061 11,598 Details →
5 Livingston 121 $2,811,251 13,491 Details →
6 Missoula 118 $775,200 100,863 Details →
7 Helena 91 $385,073 62,357 Details →
8 Roundup 60 $1,201,833 4,590 Details →
9 Bozeman 54 $255,298 83,025 Details →
10 Laurel 53 $805,077 12,488 Details →

Flood Risk Overview

Among 163 ZIP codes with NFIP claim records in Montana, 47% have an A- or V-family dominant recorded rated zone in those historical claims. This is claims evidence, not a complete current FEMA property-map inventory. Residents have filed 2,143 flood insurance claims through NFIP. The sum of reported building, contents, and ICC payment components is $18.7M across 1,616 claims with payment data.

Among claims with reported payment data, the average reported component sum in Montana is $12K. 527 claims lack payment fields and are not treated as zero.

Cities with Most Flood Claims

Rank City FEMA Claims Reported Payment-Component Sum Population
1 Glasgow 211 $1.3M 4,515
2 Great Falls 187 $414K 75,786
3 Billings 174 $842K 145,092
4 Miles City 155 $400K 11,598
5 Livingston 121 $2.8M 13,491
6 Missoula 118 $775K 100,863
7 Helena 91 $385K 62,357
8 Roundup 60 $1.2M 4,590
9 Bozeman 54 $255K 83,025
10 Laurel 53 $805K 12,488

Understanding Flood Zones

FEMA classifies areas by flood risk:

Zone Risk Level Insurance Required?
A, AE, AH, AO High risk (Special Flood Hazard Area) Yes, with federal mortgage
V, VE High risk, coastal Yes, with federal mortgage
B, X (shaded) Moderate risk Recommended
C, X (unshaded) Low risk Optional

In the claims dataset, 76 Montana ZIP codes have an A- or V-family dominant recorded rated zone. This historical claims field cannot determine whether a specific property is currently inside a high-risk FEMA flood zone. Check the official FEMA map by address.

Flood Insurance in Montana

Key facts about flood insurance for Montana homeowners:

  • Standard homeowners insurance does not cover flood damage - a separate flood policy is required
  • The average NFIP policy costs $700-$1,500/year depending on flood zone, elevation, and property type
  • 30-day waiting period applies to new NFIP policies (except at closing)
  • Private flood insurance may offer lower rates in some areas
  • 2,143 claims have been filed in Montana; among 1,616 claims with payment data, the average reported component sum is $12K

How Flooding Affects Water Quality

Flooding poses serious risks to drinking water:

  • Treatment plant overflows can allow untreated or partially treated water into distribution systems
  • Stormwater runoff introduces pesticides, fertilizers, and industrial chemicals
  • Sewage system backups contaminate groundwater and surface water sources
  • Infrastructure damage can compromise pipes and create entry points for contaminants

After flooding events, monitor your utility's website and local news for boil water advisories.

Flood Damage Prevention

Steps to reduce flood damage to your home:

  1. Install a sump pump with battery backup
  2. Elevate utilities (furnace, water heater, electrical panel) above potential flood levels
  3. Apply waterproof sealant to basement walls and floors
  4. Maintain gutters and drains to direct water away from foundations
  5. Consider flood vents in foundation walls
  6. Check for FEMA mitigation grants - many communities participate in hazard mitigation programs

Data Sources

Updated daily.

Wondering about flood risk at your address?

Flood risk varies block by block. Enter your ZIP code to see FEMA flood zone data, claims history, and insurance requirements for your specific area.

Check Flood Insurance Requirements →

Frequently Asked Questions

Is Montana at risk of flooding?

Among 163 ZIP codes with NFIP claim records in Montana, 47% have an A- or V-family dominant rated zone recorded in those historical claims. The dataset contains 2,143 claims and $18.7M in reported payment components. It is not a complete current FEMA property-map inventory.

Which city in Montana has the most flood claims?

Glasgow has the largest recorded claim count in this state summary, with 211 NFIP claims and $1.3M in reported payment components. Claim history is not a current property-level flood designation.

Do I need flood insurance in Montana?

If your property is in a FEMA Special Flood Hazard Area and you have a federally backed mortgage, flood insurance is required. Even outside mapped flood zones, FEMA reports over 40% of claims come from areas not designated as high risk. The average NFIP policy costs $700-$1,500/year.

How does flooding affect water quality?

Flooding can contaminate drinking water by overwhelming treatment systems, introducing sewage and runoff into water supplies, and damaging infrastructure. Boil water advisories are common after major floods. Local utility alerts provide information during these events.

How many flood claims have been filed in Montana?

2,143 NFIP flood insurance claims are recorded across Montana. Reported payment components sum to $18.7M; among 1,616 claims with payment data, the average reported component sum is $12K. 527 claims lack payment fields and are not treated as zero.

How to cite this page

APA ZipCheckup. (2026). Montana NFIP Flood Claim History: 2,143 Claims. https://zipcheckup.com/states/montana/flood-risk/
BibTeX
@misc{zipcheckup-states-montana-flood-risk,
  author = {{ZipCheckup}},
  title  = {{Montana NFIP Flood Claim History: 2,143 Claims}},
  year   = {2026},
  url    = {https://zipcheckup.com/states/montana/flood-risk/}
}

Page version: August 2026.

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