Montana

Natural Disaster Risk by County

Counties
56
All ranked by NRI score
State Avg. Score
33.3
Low risk
Total State EAL
$792M
Expected annual losses
Highest Risk
Flathead
Score 86.5 · Medium

County Rankings

#CountyRisk ScoreRisk RatingTop HazardAnn. Loss
1Flathead County
86.5
Medium Avalanche$75M
2Yellowstone County
83.6
Medium Winter Weather$60M
3Cascade County
83.1
Medium Winter Weather$55M
4Gallatin County
81.0
Medium Winter Weather$66M
5Ravalli County
78.5
Low Wildfire$37M
6Missoula County
77.0
Low Wildfire$57M
7Lewis and Clark County
71.2
Low Winter Weather$35M
8Lake County
67.7
Low Winter Weather$23M
9Park County
66.3
Low Avalanche$28M
10Lincoln County
64.3
Low Wildfire$16M
11Dawson County
63.8
Low Cold Wave$21M
12Carbon County
59.8
Low Landslide$16M
13Big Horn County
57.2
Low Strong Wind$11M
14Roosevelt County
54.5
Low Cold Wave$10M
15Richland County
52.7
Low Cold Wave$23M
16Glacier County
51.5
Low Cold Wave$10M
17Hill County
50.4
Low Cold Wave$13M
18Rosebud County
49.7
Low Wildfire$9M
19Sanders County
47.4
Low Landslide$9M
20Blaine County
45.9
Low Cold Wave$9M
21Fergus County
45.1
Low Cold Wave$14M
22Beaverhead County
42.9
Low Avalanche$10M
23Custer County
42.1
Very Low Cold Wave$10M
24Madison County
41.0
Very Low Avalanche$15M
25Chouteau County
39.5
Very Low Avalanche$10M
26Silver Bow County
38.0
Very Low Winter Weather$14M
27Valley County
35.9
Very Low Hail$11M
28Phillips County
34.5
Very Low Cold Wave$8M
29Pondera County
24.6
Very Low Cold Wave$5M
30Jefferson County
21.6
Very Low Landslide$9M
31Teton County
19.0
Very Low Avalanche$8M
32Broadwater County
17.7
Very Low Landslide$6M
33Deer Lodge County
17.6
Very Low Avalanche$6M
34Musselshell County
17.0
Very Low Wildfire$5M
35Stillwater County
16.8
Very Low Wildfire$9M
36Sheridan County
15.1
Very Low Cold Wave$5M
37Toole County
13.0
Very Low Cold Wave$4M
38Wibaux County
11.1
Very Low Cold Wave$7M
39Powell County
10.0
Very Low Landslide$4M
40Granite County
9.4
Very Low Landslide$4M
41Sweet Grass County
8.1
Very Low Wildfire$6M
42Mineral County
7.3
Very Low Landslide$3M
43Liberty County
6.3
Very Low Cold Wave$3M
44Judith Basin County
5.5
Very Low Wildfire$3M
45Fallon County
5.4
Very Low Cold Wave$4M
46McCone County
5.2
Very Low Cold Wave$3M
47Prairie County
4.2
Very Low Cold Wave$2M
48Powder River County
4.0
Very Low Wildfire$3M
49Wheatland County
3.5
Very Low Wildfire$2M
50Meagher County
2.8
Very Low Landslide$2M
51Garfield County
2.5
Very Low Wildfire$3M
52Daniels County
1.8
Very Low Cold Wave$2M
53Carter County
1.7
Very Low Wildfire$2M
54Petroleum County
1.3
Very Low Lightning$2M
55Golden Valley County
1.0
Very Low Wildfire$1M
56Treasure County
0.5
Very Low Wildfire$1M

All 56 Montana counties, ranked by FEMA National Risk Index score.