Every FDIC-insured bank branch in Harrison County, Mississippi as of June 30, 2025. County land area: 574 square miles, 9.6 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| The Peoples Bank, Biloxi, Mississippi | 12 | $428.8M |
| Hancock Whitney Bank | 11 | $2.22B |
| Cadence Bank | 6 | $1.02B |
| Renasant Bank | 6 | $299.9M |
| Community Bank of Mississippi | 5 | $384.0M |
| Regions Bank | 4 | $233.5M |
| Woodforest National Bank | 3 | $8.2M |
| The Citizens Bank of Philadelphia, Mississippi | 2 | $26.0M |
| Wells Fargo Bank, National Association | 2 | $159.5M |
| Trustmark National Bank | 2 | $59.4M |
| BankPlus | 2 | $35.0M |