Utah wildfire risk
Washington County has the highest wildfire risk in Utah, scoring 99.8 out of 100 — rated "Relatively High" by FEMA's National Risk Index.
| # | County | NRI score | Rating |
NOAA events 2016–2026 |
|---|---|---|---|---|
| 1 | Washington County | 99.8 | Relatively High | 0 |
| 2 | Utah County | 98.9 | Relatively High | 0 |
| 3 | Salt Lake County | 98.3 | Relatively High | 0 |
| 4 | Iron County | 97.7 | Relatively High | 0 |
| 5 | Tooele County | 97.3 | Relatively Moderate | 0 |
| 6 | Summit County | 96.5 | Relatively Moderate | 0 |
| 7 | Box Elder County | 95.4 | Relatively Moderate | 0 |
| 8 | Wasatch County | 94.2 | Relatively Moderate | 0 |
| 9 | Weber County | 94.1 | Relatively Moderate | 0 |
| 10 | Millard County | 91.2 | Relatively Moderate | 0 |
| 11 | Juab County | 91 | Relatively Moderate | 0 |
| 12 | Davis County | 90.6 | Relatively Moderate | 0 |
| 13 | Sanpete County | 89 | Relatively Moderate | 0 |
| 14 | Kane County | 88 | Relatively Low | 0 |
| 15 | Beaver County | 85.3 | Relatively Low | 0 |
| 16 | Cache County | 85.3 | Relatively Low | 0 |
| 17 | Morgan County | 84.1 | Relatively Low | 0 |
| 18 | San Juan County | 82.3 | Relatively Low | 0 |
| 19 | Duchesne County | 80.4 | Relatively Low | 0 |
| 20 | Sevier County | 78.6 | Relatively Low | 0 |
| 21 | Garfield County | 78.3 | Relatively Low | 0 |
| 22 | Daggett County | 77.7 | Relatively Low | 0 |
| 23 | Rich County | 75.9 | Relatively Low | 0 |
| 24 | Uintah County | 71.4 | Relatively Low | 0 |
| 25 | Carbon County | 66.8 | Relatively Low | 0 |
| 26 | Emery County | 59.3 | Very Low | 0 |
| 27 | Piute County | 58.7 | Very Low | 0 |
| 28 | Grand County | 58.6 | Very Low | 0 |
| 29 | Wayne County | 53.7 | 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 Utah:
Frequently asked questions
What is the highest wildfire risk county in Utah?
Washington County, UT has the highest wildfire risk in Utah, with a FEMA National Risk Index score of 99.8 out of 100 (rated "Relatively High").
What causes wildfire risk in Utah?
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.