Banks in Portage County, Wisconsin
23 active bank branches operated by 15 institutions, per FDIC records.
Active branches
23
Banks present
15
Deposits (2026)
$1.6B
Closings since 2020
4
2 openings
Largest banks by deposits in Portage County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Associated Bank | $304M | 18.6% | 4 |
| BMO Bank | $251M | 15.3% | 3 |
| Chase Bank | $187M | 11.4% | 1 |
| Old National Bank | $140M | 8.5% | 1 |
| The Pineries Bank | $131M | 8% | 1 |
| U.S. Bank | $123M | 7.5% | 2 |
| The Portage County Bank | $119M | 7.2% | 2 |
| The International Bank of Amherst | $89M | 5.4% | 1 |
| Nicolet National Bank | $83M | 5% | 1 |
| Community First Bank | $73M | 4.5% | 2 |
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.