| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Decorah Bank & Trust Company | Bank | 2 | $504.3M | 41.68% |
| 2 | Waukon State Bank | Bank | 2 | $173.1M | 14.30% |
| 3 | Luana Savings Bank | Bank | 1 | $124.2M | 10.27% |
| 4 | Citizens Savings Bank | Bank | 2 | $106.3M | 8.79% |
| 5 | Fidelity Bank & Trust | Bank | 2 | $83.4M | 6.89% |
| 6 | Dutrac Community Credit Union | Credit union | 1 | $65.8M* | 5.44% |
| 7 | BMO Bank National Association | Bank | 2 | $50.2M | 4.15% |
| 8 | CUSB Bank | Bank | 1 | $39.9M | 3.30% |
| 9 | Kerndt Brothers Savings Bank | Bank | 1 | $37.9M | 3.13% |
| 10 | Northeast Security Bank | Bank | 1 | $25.0M | 2.06% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $1.21B | 10 | 15 | Decorah Bank & Trust Company | 41.7% | 2,244 |
| 2024 | $1.12B | 9 | 14 | Decorah Bank & Trust Company | 44.2% | 2,474 |
| 2023 | $1.13B | 11 | 16 | Decorah Bank & Trust Company | 42.6% | 2,275 |
| 2022 | $1.01B | 10 | 14 | Decorah Bank & Trust Company | 41.9% | 2,293 |
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.