Maine Natural Disaster Risk by County
FEMA National Risk Index rankings for all 16 counties
Maine spans 16 counties with an average FEMA National Risk Index score of 56.7 (moderate risk) and roughly $416M in combined expected annual loss statewide. No county in the state reaches the High risk band.
The highest-risk county is York County (score 81.5, medium), while Sagadahoc County (score 23.3) carries the lowest. Use the table below to compare every county by score, top hazard, and expected annual loss.
County Rankings
| # | County | Risk Score | Risk Rating | Top Hazard | Ann. Loss |
|---|---|---|---|---|---|
| 1 | York County | Medium | Ice Storm | $56M | |
| 2 | Aroostook County | Low | Winter Weather | $35M | |
| 3 | Penobscot County | Low | Winter Weather | $41M | |
| 4 | Cumberland County | Low | Winter Weather | $69M | |
| 5 | Kennebec County | Low | Winter Weather | $37M | |
| 6 | Somerset County | Low | Winter Weather | $26M | |
| 7 | Oxford County | Low | Winter Weather | $22M | |
| 8 | Androscoggin County | Low | Winter Weather | $23M | |
| 9 | Hancock County | Low | Winter Weather | $20M | |
| 10 | Piscataquis County | Low | Cold Wave | $16M | |
| 11 | Washington County | Low | Winter Weather | $11M | |
| 12 | Franklin County | Low | Ice Storm | $14M | |
| 13 | Waldo County | Very Low | Winter Weather | $13M | |
| 14 | Lincoln County | Very Low | Winter Weather | $11M | |
| 15 | Knox County | Very Low | Winter Weather | $12M | |
| 16 | Sagadahoc County | Very Low | Ice Storm | $10M |
All 16 Maine counties, ranked by FEMA National Risk Index score.
Frequently Asked Questions
Which Maine county has the highest natural disaster risk?
York County has the highest FEMA National Risk Index score in Maine at 81.5 (Medium), driven largely by ice storm.
What is the average natural disaster risk in Maine?
Maine counties average a National Risk Index score of 56.7 across 16 counties, with 0 rated High or Very High risk.
How much are expected annual losses across Maine?
FEMA estimates roughly $416M in combined expected annual loss from natural hazards across all Maine counties.