| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Hills Bank and Trust Company | Bank | 12 | $2.61B | 39.10% |
| 2 | GreenState Credit Union | Credit union | 6 | $1.50B* | 22.51% |
| 3 | Washington State Bank | Bank | 2 | $412.5M | 6.19% |
| 4 | U.S. Bank National Association | Bank | 4 | $358.7M | 5.38% |
| 5 | West Bank | Bank | 1 | $348.2M | 5.22% |
| 6 | Wells Fargo Bank, National Association | Bank | 2 | $220.8M | 3.31% |
| 7 | Veridian Credit Union | Credit union | 1 | $213.4M* | 3.20% |
| 8 | Central State Bank | Bank | 2 | $150.8M | 2.26% |
| 9 | Collins Community Credit Union | Credit union | 1 | $149.5M* | 2.24% |
| 10 | Dupaco Community Credit Union | Credit union | 1 | $118.7M* | 1.78% |
| 12 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 | $6.67B | 22 | 51 | Hills Bank and Trust Company | 39.1% | 2,174 |
| 2024 | $6.59B | 22 | 51 | Hills Bank and Trust Company | 38.4% | 2,157 |
| 2023 | $6.50B | 22 | 50 | Hills Bank and Trust Company | 39.1% | 2,212 |
| 2022 | $6.76B | 18 | 47 | Hills Bank and Trust Company | 39.0% | 2,299 |
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.