Wildfire Risk in Arizona
All Arizona counties ranked by FEMA National Risk Index wildfire score
Wildfire risk — uncontrolled fires that spread across wildland and into communities — is rated for 15 of 15 Arizona counties in FEMA's National Risk Index. Pima County carries the state's highest wildfire score at 99.7, with $38M in expected annual wildfire losses.
11 Arizona counties are rated High or Very High for wildfire, and expected annual losses from wildfire total roughly $228M statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Wildfire
| # | County | Wildfire Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Pima County | High | 0.00 / yr | $38M | |
| 2 | Maricopa County | High | 0.00 / yr | $42M | |
| 3 | Yavapai County | High | 0.01 / yr | $29M | |
| 4 | Coconino County | High | 0.01 / yr | $29M | |
| 5 | Cochise County | High | 0.01 / yr | $19M | |
| 6 | Gila County | High | 0.01 / yr | $17M | |
| 7 | Mohave County | High | 0.01 / yr | $14M | |
| 8 | Navajo County | High | 0.00 / yr | $12M | |
| 9 | Santa Cruz County | High | 0.01 / yr | $8M | |
| 10 | Pinal County | High | 0.00 / yr | $12M | |
| 11 | Apache County | High | 0.01 / yr | $6M | |
| 12 | Graham County | Medium | 0.01 / yr | $2M | |
| 13 | Greenlee County | Low | 0.00 / yr | $531K | |
| 14 | La Paz County | Low | 0.00 / yr | $94K | |
| 15 | Yuma County | Very Low | 0.00 / yr | $58K |
15 Arizona counties with measurable wildfire risk. See the national wildfire ranking or all Arizona counties by overall risk.
Frequently Asked Questions
Which Arizona county has the highest wildfire risk?
Pima County has the highest FEMA wildfire risk score in Arizona at 99.7 (High), with $38M in expected annual losses and about 0.00 events per year.
How many Arizona counties face significant wildfire risk?
15 Arizona counties record measurable wildfire risk in FEMA's National Risk Index; 11 of them are rated High or Very High.