| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Dacotah Bank | Bank | 1 | $235.5M | 51.59% |
| 2 | BankWest, Inc. | Bank | 1 | $82.2M | 18.00% |
| 3 | First Interstate Bank | Bank | 1 | $60.6M | 13.28% |
| 4 | Wells Fargo Bank, National Association | Bank | 1 | $56.0M | 12.27% |
| 5 | Dakota Community Bank & Trust, National Association | Bank | 1 | $22.2M | 4.86% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $456.4M | 5 | 5 | Dacotah Bank | 51.6% | 3,336 |
| 2025 | $410.2M | 5 | 5 | Dacotah Bank | 50.5% | 3,299 |
| 2024 | $384.1M | 5 | 5 | Dacotah Bank | 51.0% | 3,379 |
| 2023 | $359.0M | 5 | 5 | Dacotah Bank | 46.7% | 3,134 |
| 2022 | $372.1M | 4 | 4 | Dacotah Bank | 46.2% | 3,132 |
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.