Every FDIC-insured bank branch in Nassau County, Florida as of June 30, 2025. County land area: 649 square miles, 3.5 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| First Federal Bank | 3 | $351.1M |
| Wells Fargo Bank, National Association | 3 | $333.1M |
| First Port City Bank | 2 | $189.1M |
| Bank of America, National Association | 2 | $171.5M |
| Southeastern Bank | 2 | $83.1M |
| JPMorgan Chase Bank, National Association | 2 | $18.8M |
| PNC Bank, National Association | 2 | $104.4M |
| Synovus Bank | 2 | $156.6M |
| Truist Bank | 2 | $104.5M |
| Regions Bank | 1 | $93.3M |
| Pineland Bank | 1 | $46.2M |
| PrimeSouth Bank | 1 | $143.8M |