Banks in Washington County, Wisconsin
37 active bank branches operated by 13 institutions, per FDIC records.
Active branches
37
Banks present
13
Deposits (2025)
$3.7B
Closings since 2020
6
6 openings
Largest banks by deposits in Washington County (2025)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| BMO Bank | $681M | 18.6% | 5 |
| Westbury Bank | $517M | 14.1% | 7 |
| Associated Bank | $399M | 10.9% | 3 |
| Bank Five Nine | $385M | 10.5% | 4 |
| Chase Bank | $348M | 9.5% | 3 |
| FORTE BANK | $341M | 9.3% | 4 |
| U.S. Bank | $289M | 7.9% | 3 |
| State Bank of Newburg | $238M | 6.5% | 2 |
| WaterStone Bank | $127M | 3.5% | 1 |
| Horicon Bank | $125M | 3.4% | 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.