Every FDIC-insured bank branch in Washtenaw County, Michigan as of June 30, 2025. County land area: 706 square miles, 10.6 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| The Huntington National Bank | 10 | $1.34B |
| JPMorgan Chase Bank, National Association | 9 | $2.39B |
| KeyBank National Association | 8 | $1.00B |
| PNC Bank, National Association | 8 | $1.17B |
| Bank of Ann Arbor | 6 | $1.52B |
| Comerica Bank | 6 | $836.3M |
| Old National Bank | 5 | $473.7M |
| Flagstar Bank, National Association | 4 | $330.1M |
| First Merchants Bank | 4 | $247.0M |
| Chelsea State Bank | 3 | $357.0M |
| Bank of America, National Association | 3 | $821.7M |
| Fifth Third Bank, National Association | 3 | $258.6M |
| University Bank | 2 | $878.9M |
| Bank Michigan | 1 | $29.4M |
| Comerica Bank & Trust, National Association | 1 | $516K |
| Northstar Bank | 1 | $133.1M |
| Citizens Bank, National Association | 1 | $64.8M |