| # | County | Risk Index score |
|---|---|---|
| 1 | Honolulu County | 98.8 |
| 2 | Hawaii County | 98.5 |
| 3 | Maui County | 93.1 |
| 4 | Kauai County | 84.4 |
| 5 | Kalawao County | 0.1 |
Source: FEMA National Risk Index (December 2025). All counties with data are ranked. Estimates carry margins of error.
Citing this page: GIS Map, “Counties with the Highest Natural Hazard Risk in Hawaii”, https://gismap.land/rankings/hawaii/highest-risk-counties. Figures from FEMA National Risk Index (December 2025).