| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | TD Bank, National Association | Bank | 18 | $3.27B | 12.05% |
| 2 | Northeast Bank | Bank | 4 | $2.78B | 10.26% |
| 3 | Bank of America, National Association | Bank | 12 | $2.22B | 8.17% |
| 4 | Maine Community Bank | Bank | 21 | $2.01B | 7.40% |
| 5 | KeyBank National Association | Bank | 14 | $1.95B | 7.19% |
| 6 | Kennebunk Savings Bank | Bank | 12 | $1.34B | 4.92% |
| 7 | Bangor Savings Bank | Bank | 17 | $1.27B | 4.68% |
| 8 | The Camden National Bank | Bank | 10 | $1.08B | 3.99% |
| 9 | Saco & Biddeford Savings Institution | Bank | 7 | $1.02B | 3.75% |
| 10 | Bath Savings Institution | Bank | 10 | $1.02B | 3.75% |
| 36 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 | $27.14B | 46 | 271 | TD Bank, National Association | 12.1% | 582 |
| 2024 | $24.64B | 46 | 256 | TD Bank, National Association | 13.4% | 588 |
| 2023 | $24.00B | 48 | 258 | TD Bank, National Association | 13.3% | 596 |
| 2022 | $24.36B | 47 | 259 | TD Bank, National Association | 14.4% | 661 |
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.