| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | McCurtain County National Bank | Bank | 4 | $311.2M | 33.86% |
| 2 | FirstBank | Bank | 4 | $221.6M | 24.11% |
| 3 | The Idabel National Bank | Bank | 1 | $201.7M | 21.94% |
| 4 | First State Bank | Bank | 3 | $88.9M | 9.67% |
| 5 | Farmers Bank & Trust Company | Bank | 2 | $55.6M | 6.05% |
| 6 | Red River Employees Federal Credit Union | Credit union | 1 | $40.2M* | 4.37% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $919.1M | 6 | 15 | McCurtain County National Bank | 33.9% | 2,358 |
| 2025 | $861.0M | 5 | 14 | McCurtain County National Bank | 34.9% | 2,526 |
| 2024 | $862.2M | 5 | 14 | McCurtain County National Bank | 35.2% | 2,569 |
| 2023 | $891.9M | 5 | 14 | McCurtain County National Bank | 34.2% | 2,579 |
| 2022 | $900.4M | 5 | 14 | McCurtain County National Bank | 36.7% | 2,582 |
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