| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | United Bank of Iowa | Bank | 2 | $88.1M | 21.94% |
| 2 | The Security National Bank of Sioux City, Iowa | Bank | 1 | $75.0M | 18.67% |
| 3 | U.S. Bank National Association | Bank | 1 | $55.9M | 13.93% |
| 4 | BankFirst | Bank | 1 | $47.3M | 11.78% |
| 5 | First Security Bank | Bank | 1 | $37.8M | 9.40% |
| 6 | Community Bank | Bank | 2 | $36.8M | 9.17% |
| 7 | Great Southern Bank | Bank | 1 | $26.6M | 6.63% |
| 8 | The Shelby County State Bank | Bank | 1 | $20.1M | 4.99% |
| 9 | Sloan State Bank | Bank | 1 | $14.0M | 3.50% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $401.7M | 9 | 11 | United Bank of Iowa | 21.9% | 1,416 |
| 2025 | $389.7M | 9 | 11 | United Bank of Iowa | 22.0% | 1,384 |
| 2024 | $382.3M | 9 | 11 | United Bank of Iowa | 22.1% | 1,373 |
| 2023 | $383.6M | 9 | 11 | United Bank of Iowa | 23.1% | 1,379 |
| 2022 | $404.6M | 9 | 11 | United Bank of Iowa | 23.2% | 1,415 |
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.