| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | The Adirondack Trust Company | Bank | 10 | $1.38B | 15.23% |
| 2 | Bank of America, National Association | Bank | 2 | $886.4M | 9.80% |
| 3 | KeyBank National Association | Bank | 6 | $767.0M | 8.48% |
| 4 | TrustCo Bank | Bank | 14 | $756.2M | 8.36% |
| 5 | Ballston Spa National Bank | Bank | 10 | $701.8M | 7.76% |
| 6 | Broadview Federal Credit Union | Credit union | 5 | $685.7M* | 7.58% |
| 7 | Arrow Bank National Association | Bank | 8 | $658.3M | 7.28% |
| 8 | Hudson Valley Federal Credit Union | Credit union | 3 | $515.2M* | 5.70% |
| 9 | Navy Federal Credit Union | Credit union | 1 | $449.1M* | 4.97% |
| 10 | Citizens Bank, National Association | Bank | 2 | $363.6M | 4.02% |
| 14 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 |
|---|---|---|---|---|---|---|
| 2026 | $9.05B | 24 | 91 | The Adirondack Trust Company | 15.2% | 759 |
| 2025 | $8.74B | 22 | 89 | The Adirondack Trust Company | 14.8% | 783 |
| 2024 | $8.56B | 25 | 92 | The Adirondack Trust Company | 15.2% | 766 |
| 2023 | $8.37B | 25 | 91 | The Adirondack Trust Company | 16.0% | 834 |
| 2022 | $8.35B | 25 | 91 | The Adirondack Trust Company | 17.3% | 847 |
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.