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A

Deer Lodge, MT

Flood Risk Score: 9/100 · Rank #2626 of 3,277 counties

Deer Lodge County in Montana has 3 FEMA disaster declarations on record covering 1974–2005, most recently Hurricane Katrina Evacuation on Sep 13, 2005 (DR-3253). Its flood risk grade is A (Low risk), ranking #2626 of 3,277 U.S. counties, with 1 NFIP flood insurance claims totaling $4,636 in payouts. Flood risk is relatively low compared to the national average.

9
Risk Score
1
NFIP Claims
$4,636
Total Payouts
3
Disasters
$4,636
Avg Claim
1
Active Policies

FEMA Disaster Declarations in Deer Lodge County

The 3 most recent federally declared disasters affecting Deer Lodge County, MT (1974–2005). Total declarations on record: 3.

DeclaredIncident TypeTitleFEMA Disaster #
Sep 13, 2005HurricaneHurricane Katrina EvacuationDR-3253
Mar 15, 1986FloodHeavy Rains, Landslides & FloodingDR-761
Jan 29, 1974FloodSevere Storms, Flooding & LandslidesDR-417

Score Breakdown

The composite score of 9 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
0
Disaster Frequency
25%
6
Claim Severity
20%
0
Year-over-Year Trend
15%
50

Other Counties in Montana

CountyGradeScoreClaimsDisasters
RooseveltA902
SheridanA902
Sweet GrassA902
YellowstoneA923
LakeA903
PrairieA902
View All Counties in Montana

Frequently Asked Questions

How many FEMA disaster declarations does Deer Lodge County, MT have?

Deer Lodge County, MT has 3 federal disaster declarations on FEMA record (1974–2005). The 3 most recent are: Hurricane Katrina Evacuation (declared Sep 13, 2005, DR-3253); Heavy Rains, Landslides & Flooding (declared Mar 15, 1986, DR-761); Severe Storms, Flooding & Landslides (declared Jan 29, 1974, DR-417). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Deer Lodge County, MT?

Deer Lodge County is graded A (composite score 9/100, low risk). It ranks #2626 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Deer Lodge County?

1 NFIP flood insurance claims have been filed in Deer Lodge County, MT, totaling $4,636 in payouts. The average claim is $4,636. Source: FEMA FimaNfipClaims v2 dataset.

Has Deer Lodge County, MT had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Deer Lodge County was Hurricane Katrina Evacuation on Sep 13, 2005 (DR-3253). The county has 3 declared disasters in the OpenFEMA record covering 1974–2005.

For this entity, the underlying data on this page comes from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. The breakdown above is the federal record; the paragraphs below add the per-entity context that makes the headline numbers usable for a real decision rather than just a data lookup.

The methodology behind every numeric value on this page is publicly documented on the FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims portal and described in detail on this site’s methodology page. Refresh cadence varies by underlying series; the page surfaces the as-of date for each number so readers can trace any figure back to the source release.

Practical use of this page is in combination with the comparison and ranking pages elsewhere on the site, which surface the same data for this entity’s peers within U.S. ZIPs, counties, and states. A single-entity reading without peer context can be misleading when an entity is an outlier on one axis but typical on another.

Source: FEMA OpenFEMA datasets, 2026.