| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | South Ottumwa Savings Bank | Bank | 2 | $309.2M | 34.29% |
| 2 | Community 1St Credit Union | Credit union | 5 | $204.5M* | 22.67% |
| 3 | U.S. Bank National Association | Bank | 1 | $91.8M | 10.18% |
| 4 | Wells Fargo Bank, National Association | Bank | 1 | $81.4M | 9.03% |
| 5 | Empeople Credit Union | Credit union | 1 | $58.5M* | 6.48% |
| 6 | Iowa State Bank and Trust Company of Fairfield, Iowa | Bank | 1 | $54.2M | 6.01% |
| 7 | Meridian Credit Union | Credit union | 2 | $28.6M* | 3.17% |
| 8 | The Libertyville Savings Bank | Bank | 1 | $26.9M | 2.99% |
| 9 | River Community Credit Union | Credit union | 1 | $25.4M* | 2.82% |
| 10 | First State Bank | Bank | 1 | $11.3M | 1.25% |
| 1 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 | $901.9M | 11 | 17 | South Ottumwa Savings Bank | 34.3% | 1,983 |
| 2025 | $837.3M | 11 | 17 | South Ottumwa Savings Bank | 33.4% | 1,950 |
| 2024 | $830.9M | 11 | 17 | South Ottumwa Savings Bank | 33.0% | 1,966 |
| 2023 | $884.3M | 11 | 18 | South Ottumwa Savings Bank | 33.9% | 2,084 |
| 2022 | $894.8M | 10 | 17 | South Ottumwa Savings Bank | 33.8% | 2,091 |
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.