| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Banner Bank | Bank | 1 | $73.7M | 29.78% |
| 2 | Potlatch No. 1 Financial Credit Union | Credit union | 1 | $67.8M* | 27.38% |
| 3 | Columbia Bank | Bank | 1 | $58.4M | 23.58% |
| 4 | Latah Credit Union | Credit union | 1 | $36.3M* | 14.65% |
| 5 | St Joe Valley Credit Union | Credit union | 1 | $11.4M* | 4.61% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $247.5M | 5 | 5 | Banner Bank | 29.8% | 2,428 |
| 2024 | $256.2M | 5 | 5 | Banner Bank | 28.9% | 2,448 |
| 2023 | $278.1M | 6 | 6 | Banner Bank | 28.4% | 2,069 |
| 2022 | $247.2M | 6 | 6 | Banner Bank | 31.3% | 2,173 |
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.