Montana wildfire risk
Ravalli County has the highest wildfire risk in Montana, scoring 98.9 out of 100 — rated "Relatively High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
NOAA events 2016–2026 |
|---|---|---|---|---|
| 1 | Ravalli County | 98.9 | Relatively High | 0 |
| 2 | Lincoln County | 96.6 | Relatively Moderate | 0 |
| 3 | Missoula County | 95.8 | Relatively Moderate | 0 |
| 4 | Flathead County | 95.5 | Relatively Moderate | 0 |
| 5 | Rosebud County | 95 | Relatively Moderate | 0 |
| 6 | Big Horn County | 94.8 | Relatively Moderate | 0 |
| 7 | Park County | 93.5 | Relatively Moderate | 0 |
| 8 | Yellowstone County | 93.4 | Relatively Moderate | 0 |
| 9 | Carbon County | 93.3 | Relatively Moderate | 0 |
| 10 | Lewis and Clark County | 92.8 | Relatively Moderate | 0 |
| 11 | Lake County | 92.7 | Relatively Moderate | 0 |
| 12 | Musselshell County | 91.9 | Relatively Moderate | 0 |
| 13 | Gallatin County | 91.4 | Relatively Moderate | 0 |
| 14 | Sanders County | 91.2 | Relatively Moderate | 0 |
| 15 | Jefferson County | 89.1 | Relatively Moderate | 0 |
| 16 | Granite County | 88.6 | Relatively Low | 0 |
| 17 | Sweet Grass County | 88.1 | Relatively Low | 0 |
| 18 | Powder River County | 88 | Relatively Low | 0 |
| 19 | Madison County | 87.3 | Relatively Low | 0 |
| 20 | Stillwater County | 87.1 | Relatively Low | 0 |
| 21 | Powell County | 86.4 | Relatively Low | 0 |
| 22 | Mineral County | 85.6 | Relatively Low | 0 |
| 23 | Custer County | 85.4 | Relatively Low | 0 |
| 24 | Glacier County | 85.3 | Relatively Low | 0 |
| 25 | Beaverhead County | 84.3 | Relatively Low | 0 |
| 26 | Cascade County | 84.2 | Relatively Low | 0 |
| 27 | Silver Bow County | 80.7 | Relatively Low | 0 |
| 28 | Fergus County | 80.4 | Relatively Low | 0 |
| 29 | Garfield County | 78.3 | Relatively Low | 0 |
| 30 | Carter County | 73.8 | Relatively Low | 0 |
| 31 | Deer Lodge County | 73.6 | Relatively Low | 0 |
| 32 | Teton County | 73.5 | Relatively Low | 0 |
| 33 | Broadwater County | 72.9 | Relatively Low | 0 |
| 34 | Roosevelt County | 72.8 | Relatively Low | 0 |
| 35 | Chouteau County | 72.6 | Relatively Low | 0 |
| 36 | Pondera County | 70.3 | Relatively Low | 0 |
| 37 | Blaine County | 69.8 | Relatively Low | 0 |
| 38 | Meagher County | 68.4 | Relatively Low | 0 |
| 39 | Phillips County | 67.7 | Relatively Low | 0 |
| 40 | Petroleum County | 66.5 | Relatively Low | 0 |
| 41 | Judith Basin County | 63.7 | Relatively Low | 0 |
| 42 | Treasure County | 63.6 | Relatively Low | 0 |
| 43 | Hill County | 62.8 | Very Low | 0 |
| 44 | Prairie County | 61 | Very Low | 0 |
| 45 | Dawson County | 59.6 | Very Low | 0 |
| 46 | Golden Valley County | 57.4 | Very Low | 0 |
| 47 | Fallon County | 56.5 | Very Low | 0 |
| 48 | Richland County | 55 | Very Low | 0 |
| 49 | Sheridan County | 51.2 | Very Low | 0 |
| 50 | Wheatland County | 51 | Very Low | 0 |
| 51 | Valley County | 49.5 | Very Low | 0 |
| 52 | McCone County | 48.6 | Very Low | 0 |
| 53 | Toole County | 47.9 | Very Low | 0 |
| 54 | Wibaux County | 41.9 | Very Low | 0 |
| 55 | Daniels County | 37.8 | Very Low | 0 |
| 56 | Liberty County | 17.1 | Very Low | 0 |
Source: FEMA National Risk Index v1.20.0, December 2025. Scores are 0–100 percentile rankings among all US counties. See the methodology page for definitions. Download the full CSV for all counties.
Wildfire risk nationally:
Other hazard risks in Montana:
Frequently asked questions
What is the highest wildfire risk county in Montana?
Ravalli County, MT has the highest wildfire risk in Montana, with a FEMA National Risk Index score of 98.9 out of 100 (rated "Relatively High").
What causes wildfire risk in Montana?
Wildfire risk reflects expected annual losses to buildings, population, and agriculture from wildfire, adjusted for social vulnerability and community resilience. High scores cluster in the western US, where dry climate, fuel loads, and seasonal wind patterns combine with rapid suburban development into fire-prone terrain.