15 counties · FEMA NRI December 2025
Arizona: home risks by county
3 of 15 Arizona counties are rated Relatively High or Very High for overall risk relative to other US counties. Sort the table to compare disaster declarations, flood-insurance claims and typical first freeze.
| County | Overall risk ↓ | Declarations | Flood claims | First freeze | Top hazard | Zone | Radon |
|---|---|---|---|---|---|---|---|
| Maricopa County | Very High | 26 | 2,633 | Dec 24 | Heat wave (Very High) | 2B | 2 |
| Pima County | Relatively High | 15 | 584 | Nov 4 | Heat wave (Very High) | 2B | 2 |
| Mohave County | Relatively High | 15 | 164 | Nov 28 | Lightning (Very High) | 3B | 2 |
| Coconino County | Relatively Moderate | 24 | 295 | Sep 24 | Lightning (Very High) | 5B | 2 |
| Pinal County | Relatively Moderate | 23 | 150 | Dec 12 | Lightning (Very High) | 2B | 2 |
| Yavapai County | Relatively Moderate | 26 | 470 | Oct 27 | Lightning (Very High) | 4B | 2 |
| Cochise County | Relatively Moderate | 14 | 115 | Nov 2 | Lightning (Very High) | 3B | 2 |
| Yuma County | Relatively Moderate | 6 | 123 | Dec 21 | Earthquake (Relatively High) | 2B | 2 |
| Gila County | Relatively Moderate | 23 | 154 | Dec 25 | Wildfire (Relatively High) | 4B | 2 |
| Santa Cruz County | Relatively Moderate | 8 | 161 | Nov 17 | Heat wave (Relatively High) | 3B | 2 |
| Navajo County | Relatively Moderate | 21 | 106 | Oct 10 | Lightning (Very High) | 5B | 2 |
| La Paz County | Relatively Moderate | 7 | 113 | Dec 6 | Inland flooding (Relatively Moderate) | 2B | 2 |
| Apache County | Relatively Low | 16 | 10 | Oct 8 | Lightning (Very High) | 5B | 2 |
| Graham County | Relatively Low | 13 | 43 | Nov 20 | Lightning (Relatively High) | 3B | 2 |
| Greenlee County | Very Low | 13 | 142 | Nov 23 | Lightning (Relatively Moderate) | 3B | 2 |
Ratings are relative to other US counties, not probabilities. Counties without a link have too little public data for a full profile.
Other states
Alabama67Alaska30American Samoa3Arkansas75California58Colorado64Connecticut9Delaware3District of Columbia1Florida67Georgia159Guam1Hawaii5Idaho44Illinois102Indiana92Iowa99Kansas105Kentucky120Louisiana64Maine16Maryland24Massachusetts14Michigan83Minnesota87Mississippi82Missouri115Montana56Nebraska93Nevada17New Hampshire10New Jersey21New Mexico33New York62North Carolina100North Dakota53Northern Mariana Islands3Ohio88Oklahoma77Oregon36Pennsylvania67Puerto Rico78Rhode Island5South Carolina46South Dakota66Tennessee95Texas254Utah29Vermont14Virgin Islands3Virginia133Washington39West Virginia55Wisconsin72Wyoming23