Every FDIC-insured bank branch in Naugatuck Valley Planning Region, Connecticut as of June 30, 2025. County land area: 413 square miles, 25.9 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| Webster Bank, National Association | 20 | $3.05B |
| Ion Bank | 15 | $1.31B |
| Thomaston Savings Bank | 12 | $1.29B |
| TD Bank, National Association | 10 | $1.30B |
| Wells Fargo Bank, National Association | 10 | $1.43B |
| Manufacturers and Traders Trust Company | 10 | $1.03B |
| Liberty Bank | 6 | $505.5M |
| Newtown Savings Bank | 6 | $415.8M |
| Bank of America, National Association | 6 | $1.33B |
| Ives Bank | 3 | $142.3M |
| JPMorgan Chase Bank, National Association | 3 | $354.7M |
| Santander Bank, N.A. | 2 | $192.7M |
| The Torrington Savings Bank | 1 | $32.6M |
| KeyBank National Association | 1 | $63.3M |
| Union Savings Bank | 1 | $66.9M |
| Northwest Community Bank | 1 | $74.9M |