| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Bangor Savings Bank | Bank | 12 | $2.64B | 39.44% |
| 2 | TD Bank, National Association | Bank | 4 | $496.4M | 7.43% |
| 3 | Machias Savings Bank | Bank | 3 | $488.4M | 7.31% |
| 4 | The Camden National Bank | Bank | 6 | $476.8M | 7.13% |
| 5 | Maine Savings Federal Credit Union | Credit union | 7 | $425.3M* | 6.36% |
| 6 | Katahdin Trust Company | Bank | 4 | $369.9M | 5.53% |
| 7 | Bar Harbor Bank & Trust | Bank | 6 | $234.2M | 3.50% |
| 8 | KeyBank National Association | Bank | 4 | $224.3M | 3.36% |
| 9 | Bangor Federal Credit Union | Credit union | 3 | $190.8M* | 2.85% |
| 10 | The County Federal Credit Union | Credit union | 3 | $143.9M* | 2.15% |
| 13 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 |
|---|---|---|---|---|---|---|
| 2025 | $6.68B | 23 | 74 | Bangor Savings Bank | 39.4% | 1,843 |
| 2024 | $5.81B | 24 | 75 | Bangor Savings Bank | 34.9% | 1,545 |
| 2023 | $6.09B | 24 | 75 | Bangor Savings Bank | 35.0% | 1,540 |
| 2022 | $5.89B | 24 | 75 | Bangor Savings Bank | 33.3% | 1,444 |
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.