| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Columbia Bank | Bank | 6 | $4.04B | 17.93% |
| 2 | Washington Trust Bank | Bank | 16 | $3.45B | 15.30% |
| 3 | Boeing Employees Credit Union | Credit union | 5 | $1.90B* | 8.42% |
| 4 | Spokane Teachers Credit Union | Credit union | 18 | $1.82B* | 8.06% |
| 5 | Wells Fargo Bank, National Association | Bank | 4 | $1.21B | 5.36% |
| 6 | U.S. Bank National Association | Bank | 10 | $1.16B | 5.14% |
| 7 | Idaho Central Credit Union | Credit union | 6 | $1.13B* | 5.01% |
| 8 | JPMorgan Chase Bank, National Association | Bank | 8 | $1.01B | 4.49% |
| 9 | Banner Bank | Bank | 9 | $914.0M | 4.05% |
| 10 | Bank of America, National Association | Bank | 5 | $909.1M | 4.03% |
| 31 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 | $22.56B | 41 | 159 | Columbia Bank | 17.9% | 872 |
| 2024 | $22.54B | 39 | 165 | Columbia Bank | 17.1% | 816 |
| 2023 | $22.79B | 39 | 164 | Washington Trust Bank | 14.3% | 763 |
| 2022 | $20.49B | 38 | 156 | Washington Trust Bank | 18.4% | 818 |
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.