| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Heartland State Bank | Bank | 2 | $78.8M | 27.05% |
| 2 | Dakotaland Federal Credit Union | Credit union | 1 | $48.0M* | 16.47% |
| 3 | American Bank & Trust | Bank | 1 | $44.0M | 15.10% |
| 4 | The Farmers State Bank of Turton | Bank | 1 | $34.8M | 11.95% |
| 5 | BMO Bank National Association | Bank | 1 | $31.7M | 10.86% |
| 6 | First Interstate Bank | Bank | 1 | $31.2M | 10.70% |
| 7 | Plains Commerce Bank | Bank | 1 | $22.9M | 7.87% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $291.5M | 7 | 8 | Heartland State Bank | 27.1% | 1,668 |
| 2024 | $286.8M | 7 | 8 | Heartland State Bank | 26.0% | 1,639 |
| 2023 | $298.3M | 7 | 8 | Heartland State Bank | 25.3% | 1,622 |
| 2022 | $316.5M | 7 | 8 | Heartland State Bank | 25.1% | 1,618 |
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.