| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Bank of Mauston | Bank | 5 | $317.2M | 50.85% |
| 2 | Royal Bank | Bank | 4 | $189.5M | 30.38% |
| 3 | BMO Bank National Association | Bank | 1 | $55.0M | 8.82% |
| 4 | Oakdale Credit Union | Credit union | 1 | $35.3M* | 5.66% |
| 5 | One Community Bank | Bank | 2 | $26.8M | 4.30% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $623.9M | 5 | 13 | Bank of Mauston | 50.9% | 3,637 |
| 2024 | $610.8M | 5 | 13 | Bank of Mauston | 51.1% | 3,658 |
| 2023 | $548.1M | 4 | 11 | Bank of Mauston | 54.1% | 3,943 |
| 2022 | $564.2M | 4 | 11 | Bank of Mauston | 56.1% | 4,088 |
Every institution above links to its profile — ratios, peer medians and this quarter’s change signals. Pro adds the full table, share movement and CSV export.