| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | First Federal Savings Bank of Twin Falls | Bank | 8 | $822.2M | 21.42% |
| 2 | Idaho Central Credit Union | Credit union | 3 | $607.5M* | 15.82% |
| 3 | D. L. Evans Bank | Bank | 5 | $484.8M | 12.63% |
| 4 | Farmers Bank | Bank | 5 | $448.1M | 11.67% |
| 5 | Wells Fargo Bank, National Association | Bank | 3 | $322.8M | 8.41% |
| 6 | U.S. Bank National Association | Bank | 3 | $281.9M | 7.34% |
| 7 | Mountain America Federal Credit Union | Credit union | 1 | $188.0M* | 4.90% |
| 8 | Zions Bancorporation, N.A. | Bank | 2 | $113.5M | 2.96% |
| 9 | Westmark Credit Union | Credit union | 1 | $92.4M* | 2.41% |
| 10 | Pioneer Federal Credit Union | Credit union | 2 | $84.0M* | 2.19% |
| 9 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 |
|---|---|---|---|---|---|---|
| 2026 | $3.84B | 19 | 43 | First Federal Savings Bank of Twin Falls | 21.4% | 1,190 |
| 2025 | $3.73B | 19 | 43 | First Federal Savings Bank of Twin Falls | 23.4% | 1,221 |
| 2024 | $3.56B | 19 | 43 | First Federal Savings Bank of Twin Falls | 23.7% | 1,220 |
| 2023 | $3.72B | 19 | 44 | Idaho Central Credit Union | 21.1% | 1,248 |
| 2022 | $4.01B | 19 | 44 | Idaho Central Credit Union | 22.1% | 1,258 |
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.