| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Idaho Central Credit Union | Credit union | 6 | $1.13B* | 23.18% |
| 2 | U.S. Bank National Association | Bank | 5 | $488.1M | 10.02% |
| 3 | Wells Fargo Bank, National Association | Bank | 3 | $405.9M | 8.33% |
| 4 | D. L. Evans Bank | Bank | 3 | $298.5M | 6.13% |
| 5 | Capital Educators Federal Credit Union | Credit union | 3 | $262.7M* | 5.39% |
| 6 | First Interstate Bank | Bank | 2 | $251.0M | 5.15% |
| 7 | Zions Bancorporation, N.A. | Bank | 3 | $227.0M | 4.66% |
| 8 | Glacier Bank | Bank | 3 | $224.7M | 4.61% |
| 9 | Mountain America Federal Credit Union | Credit union | 1 | $180.8M* | 3.71% |
| 10 | JPMorgan Chase Bank, National Association | Bank | 2 | $171.8M | 3.53% |
| 19 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 | $4.87B | 29 | 59 | Idaho Central Credit Union | 23.2% | 920 |
| 2024 | $4.53B | 27 | 55 | Idaho Central Credit Union | 19.1% | 805 |
| 2023 | $4.59B | 25 | 55 | Idaho Central Credit Union | 22.3% | 891 |
| 2022 | $4.72B | 23 | 52 | Idaho Central Credit Union | 24.4% | 1,010 |
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.