Banks in Dukes County, Massachusetts
13 active bank branches operated by 4 institutions, per FDIC records.
Active branches
13
Banks present
4
Deposits (2026)
$1.4B
Closings since 2020
2
0 openings
Largest banks by deposits in Dukes County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Martha's Vineyard Bank | $944M | 68.2% | 7 |
| Rockland Trust Company | $245M | 17.7% | 4 |
| Santander Bank | $105M | 7.6% | 1 |
| The Cape Cod Five Cents Savings Bank | $90M | 6.5% | 1 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.