| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Iowa State Bank | Bank | 3 | $187.5M | 34.01% |
| 2 | United Bank of Iowa | Bank | 2 | $96.7M | 17.53% |
| 3 | Bank Midwest | Bank | 1 | $57.5M | 10.43% |
| 4 | Iowa Trust & Savings Bank | Bank | 1 | $46.7M | 8.47% |
| 5 | State Bank of Schaller | Bank | 1 | $34.9M | 6.34% |
| 6 | Westside State Bank | Bank | 1 | $32.0M | 5.80% |
| 7 | Farmers State Bank | Bank | 1 | $31.5M | 5.71% |
| 8 | The Citizens First National Bank of Storm Lake | Bank | 1 | $26.6M | 4.83% |
| 9 | First State Bank | Bank | 1 | $23.7M | 4.31% |
| 10 | The Shelby County State Bank | Bank | 1 | $14.2M | 2.57% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $551.2M | 10 | 13 | Iowa State Bank | 34.0% | 1,799 |
| 2025 | $534.5M | 10 | 13 | Iowa State Bank | 32.6% | 1,758 |
| 2024 | $530.5M | 10 | 15 | Iowa State Bank | 32.5% | 1,800 |
| 2023 | $530.3M | 10 | 15 | Iowa State Bank | 31.4% | 1,774 |
| 2022 | $525.2M | 9 | 14 | Iowa State Bank | 29.8% | 1,719 |
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.