Updated April 2026
Flood Risk in Massachusetts
Massachusetts has 15 counties with flood risk data, 188 total NFIP flood insurance claims, and an average risk score of 14 out of 100.
15
Counties
188
NFIP Claims
$5,438,003
Total Payouts
14
Avg Risk Score
Grade Distribution
A
12
counties
B
3
counties
C
0
counties
D
0
counties
F
0
counties
Riskiest in Massachusetts
| County | Grade | Score |
|---|---|---|
| Suffolk | B | 24 |
| Middlesex | B | 22 |
| Barnstable | B | 21 |
| Bristol | A | 18 |
| Dukes | A | 14 |
All 15 Counties in Massachusetts
Sorted by flood risk score, highest to lowest.
| # | County | Grade | Score | Claims | Payouts | Disasters |
|---|---|---|---|---|---|---|
| 1 | Suffolk | B | 24 | 15 | $139,474 | 16 |
| 2 | Middlesex | B | 22 | 10 | $473,580 | 13 |
| 3 | Barnstable | B | 21 | 28 | $623,241 | 13 |
| 4 | Bristol | A | 18 | 6 | $17,680 | 12 |
| 5 | Dukes | A | 14 | 0 | $0 | 12 |
| 6 | Nantucket | A | 13 | 9 | $306,916 | 10 |
| 7 | Plymouth | A | 13 | 59 | $1,544,591 | 16 |
| 8 | Hampden | A | 12 | 2 | $23,361 | 8 |
| 9 | Worcester | A | 12 | 7 | $796,036 | 12 |
| 10 | Hampshire | A | 11 | 2 | $9,578 | 7 |
| 11 | Norfolk | A | 11 | 19 | $378,245 | 17 |
| 12 | Berkshire | A | 11 | 1 | $10,249 | 7 |
| 13 | Franklin | A | 11 | 0 | $0 | 7 |
| 14 | Essex | A | 10 | 30 | $1,115,052 | 16 |
| 15 | Statewide | A | 9 | 0 | $0 | 2 |