| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Idaho Central Credit Union | Credit union | 5 | $940.9M* | 17.49% |
| 2 | The Bank of Commerce | Bank | 8 | $936.0M | 17.39% |
| 3 | Westmark Credit Union | Credit union | 6 | $517.6M* | 9.62% |
| 4 | Glacier Bank | Bank | 5 | $517.5M | 9.62% |
| 5 | Zions Bancorporation, N.A. | Bank | 3 | $504.7M | 9.38% |
| 6 | Wells Fargo Bank, National Association | Bank | 3 | $475.9M | 8.84% |
| 7 | Mountain America Federal Credit Union | Credit union | 2 | $361.5M* | 6.72% |
| 8 | U.S. Bank National Association | Bank | 1 | $204.2M | 3.80% |
| 9 | D. L. Evans Bank | Bank | 3 | $180.7M | 3.36% |
| 10 | JPMorgan Chase Bank, National Association | Bank | 1 | $167.3M | 3.11% |
| 8 more institutions, year-over-year share and branch changes with Pro →$29/mo, cancel any time. | |||||
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $5.38B | 18 | 49 | Idaho Central Credit Union | 17.5% | 1,061 |
| 2024 | $4.80B | 17 | 46 | Idaho Central Credit Union | 18.1% | 1,105 |
| 2023 | $4.98B | 17 | 48 | Idaho Central Credit Union | 20.5% | 1,114 |
| 2022 | $5.44B | 17 | 48 | Idaho Central Credit Union | 21.2% | 1,135 |
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.