Every FDIC-insured bank branch in St. Joseph County, Indiana as of June 30, 2025. County land area: 458 square miles, 12.7 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| 1st Source Bank | 23 | $3.30B |
| Centier Bank | 4 | $178.6M |
| Lake City Bank | 4 | $438.8M |
| KeyBank National Association | 4 | $226.8M |
| PNC Bank, National Association | 4 | $386.0M |
| Northwest Bank | 3 | $163.0M |
| Flagstar Bank, National Association | 3 | $122.1M |
| Old National Bank | 3 | $268.2M |
| Woodforest National Bank | 2 | $4.2M |
| JPMorgan Chase Bank, National Association | 2 | $424.5M |
| Fifth Third Bank, National Association | 2 | $200.5M |
| First Federal Savings Bank | 1 | $22.6M |
| Horizon Bank | 1 | $28.3M |
| First Merchants Bank | 1 | $0K |
| First State Bank of Middlebury | 1 | $35.8M |