Every FDIC-insured bank branch in Washington County, Wisconsin as of June 30, 2025. County land area: 431 square miles, 8.4 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| Westbury Bank | 7 | $517.0M |
| BMO Bank National Association | 5 | $680.9M |
| FORTE BANK | 4 | $341.3M |
| Bank Five Nine | 3 | $384.9M |
| Associated Bank, National Association | 3 | $398.7M |
| JPMorgan Chase Bank, National Association | 3 | $347.7M |
| U.S. Bank National Association | 3 | $289.4M |
| National Exchange Bank and Trust | 2 | $93.5M |
| State Bank of Newburg | 2 | $237.9M |
| Horicon Bank | 1 | $125.4M |
| WaterStone Bank, SSB | 1 | $127.1M |
| North Shore Bank | 1 | $30.9M |
| PNC Bank, National Association | 1 | $86.0M |