| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Bangor Savings Bank | Bank | 4 | $260.4M | 37.54% |
| 2 | The Camden National Bank | Bank | 2 | $208.4M | 30.03% |
| 3 | Downeast Credit Union | Credit union | 2 | $74.3M* | 10.71% |
| 4 | Ksw Federal Credit Union | Credit union | 1 | $52.3M* | 7.53% |
| 5 | KeyBank National Association | Bank | 1 | $51.6M | 7.44% |
| 6 | First National Bank | Bank | 1 | $46.8M | 6.74% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $693.8M | 6 | 11 | Bangor Savings Bank | 37.5% | 2,583 |
| 2025 | $667.4M | 6 | 11 | Bangor Savings Bank | 38.9% | 2,673 |
| 2024 | $656.6M | 6 | 11 | Bangor Savings Bank | 41.1% | 2,783 |
| 2023 | $659.0M | 6 | 11 | Bangor Savings Bank | 42.3% | 2,755 |
| 2022 | $665.4M | 6 | 11 | Bangor Savings Bank | 42.9% | 2,834 |
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.