Counties with the Highest Expected Annual Loss from Natural Hazards in Connecticut
The top 9 of 9 Connecticut counties on GIS Map, ranked by FEMA estimated expected annual loss to buildings, people and agriculture.
| # | County | Expected annual loss |
|---|---|---|
| 1 | Capitol Planning Region | $302.3M |
| 2 | Western Connecticut Planning Region | $259.6M |
| 3 | South Central Connecticut Planning Region | $173.8M |
| 4 | Naugatuck Valley Planning Region | $139.9M |
| 5 | Greater Bridgeport Planning Region | $104.3M |
| 6 | Southeastern Connecticut Planning Region | $83.5M |
| 7 | Lower Connecticut River Valley Planning Region | $62.8M |
| 8 | Northwest Hills Planning Region | $53.6M |
| 9 | Northeastern Connecticut Planning Region | $33.2M |
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 Expected Annual Loss from Natural Hazards in Connecticut”, https://gismap.land/rankings/connecticut/highest-expected-loss-counties. Figures from FEMA National Risk Index (December 2025).
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