| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | The Torrington Savings Bank | Bank | 8 | $770.8M | 21.65% |
| 2 | Northwest Community Bank | Bank | 7 | $595.7M | 16.73% |
| 3 | Union Savings Bank | Bank | 8 | $486.1M | 13.65% |
| 4 | Webster Bank, National Association | Bank | 5 | $459.6M | 12.91% |
| 5 | NBT Bank, National Association | Bank | 4 | $419.2M | 11.77% |
| 6 | The National Iron Bank | Bank | 4 | $291.4M | 8.18% |
| 7 | Bank of America, National Association | Bank | 1 | $198.2M | 5.57% |
| 8 | Manufacturers and Traders Trust Company | Bank | 2 | $177.4M | 4.98% |
| 9 | Thomaston Savings Bank | Bank | 1 | $162.5M | 4.56% |
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $3.56B | 9 | 40 | The Torrington Savings Bank | 21.6% | 1,384 |
| 2025 | $3.48B | 9 | 40 | The Torrington Savings Bank | 22.2% | 1,393 |
| 2024 | $3.56B | 10 | 41 | The Torrington Savings Bank | 20.2% | 1,305 |
| 2023 | $4.78B | 11 | 54 | Webster Bank, National Association | 15.4% | 1,183 |
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