Banks in Island County, Washington
14 active bank branches operated by 7 institutions, per FDIC records.
Active branches
14
Banks present
7
Deposits (2026)
$1.3B
Closings since 2020
7
1 openings
Largest banks by deposits in Island County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Heritage Bank | $515M | 40% | 5 |
| Wells Fargo | $275M | 21.3% | 2 |
| U.S. Bank | $187M | 14.5% | 2 |
| Peoples Bank | $98M | 7.6% | 2 |
| Chase Bank | $95M | 7.4% | 1 |
| Coastal Community Bank | $69M | 5.4% | 1 |
| KeyBank | $49M | 3.8% | 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.