Banks in Monroe County, Michigan
22 active bank branches operated by 7 institutions, per FDIC records.
Active branches
22
Banks present
7
Deposits (2026)
$3.0B
Closings since 2020
5
0 openings
Largest banks by deposits in Monroe County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| First Merchants Bank | $1.0B | 34.7% | 9 |
| Huntington Bank | $618M | 20.6% | 4 |
| Old National Bank | $591M | 19.7% | 1 |
| Fifth Third Bank | $351M | 11.7% | 3 |
| KeyBank | $192M | 6.4% | 3 |
| PNC Bank | $162M | 5.4% | 1 |
| Flagstar Bank | $47M | 1.6% | 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.