Updated April 2026
Flood Risk in Connecticut
Connecticut has 9 counties with flood risk data, 110 total NFIP flood insurance claims, and an average risk score of 16 out of 100.
9
Counties
110
NFIP Claims
$2,844,791
Total Payouts
16
Avg Risk Score
Grade Distribution
A
8
counties
B
1
counties
C
0
counties
D
0
counties
F
0
counties
Riskiest in Connecticut
| County | Grade | Score |
|---|---|---|
| Fairfield | B | 22 |
| Hartford | A | 19 |
| Middlesex | A | 18 |
| New Haven | A | 17 |
| Litchfield | A | 15 |
Safest in Connecticut
| County | Grade | Score |
|---|---|---|
| Mashantucket Pequot Indian Reservation | A | 11 |
| Windham | A | 13 |
| New London | A | 14 |
| Tolland | A | 14 |
| Litchfield | A | 15 |
All 9 Counties in Connecticut
Sorted by flood risk score, highest to lowest.
| # | County | Grade | Score | Claims | Payouts | Disasters |
|---|---|---|---|---|---|---|
| 1 | Fairfield | B | 22 | 64 | $1,426,417 | 14 |
| 2 | Hartford | A | 19 | 8 | $57,161 | 12 |
| 3 | Middlesex | A | 18 | 7 | $81,403 | 14 |
| 4 | New Haven | A | 17 | 21 | $1,191,445 | 14 |
| 5 | Litchfield | A | 15 | 3 | $1,504 | 13 |
| 6 | New London | A | 14 | 6 | $79,987 | 12 |
| 7 | Tolland | A | 14 | 1 | $6,874 | 12 |
| 8 | Windham | A | 13 | 0 | $0 | 11 |
| 9 | Mashantucket Pequot Indian Reservation | A | 11 | 0 | $0 | 7 |