Safest places to live in Arizona from natural disasters
The lowest natural-disaster risk in Arizona is in Greenlee County, Graham County, La Paz County, where FEMA rates few or no severe perils. The most exposed county is Maricopa County, driven by riverine flooding. This page ranks every Arizona county by physical peril exposure, from official FEMA National Risk Index data.
Lowest-risk counties in Arizona
| County | Physical risk | Top severe peril |
|---|---|---|
| Greenlee County | Low | none rated high |
| Graham County | Low | wildfire |
| La Paz County | Low | riverine flooding |
| Apache County | Elevated | wildfire |
| Cochise County | Elevated | wildfire |
| Coconino County | Elevated | wildfire |
| Gila County | Elevated | wildfire |
| Mohave County | Elevated | wildfire |
Highest-risk counties in Arizona
| County | Physical risk | Driven by |
|---|---|---|
| Maricopa County | High | riverine flooding |
| Pima County | High | riverine flooding |
| Apache County | Elevated | wildfire |
| Cochise County | Elevated | wildfire |
| Coconino County | Elevated | wildfire |
Dominant perils in Arizona
Across Arizona, the perils most often rated Relatively High or higher by FEMA are wildfire, riverine flooding, earthquake. County rankings reflect physical exposure, not dollar value, so a county can rank low here even if it is densely developed. For a specific property, the flood zone and exact peril ratings matter more than the county summary.
Look up any Arizona address on the Safe Havens map, or read how Plattow scores risk and FEMA flood zones. See all states on the states index.