Every FDIC-insured bank branch in Hardin County, Ohio as of June 30, 2025. County land area: 470 square miles, 2.1 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| The Middlefield Banking Company | 2 | $201.1M |
| The Huntington National Bank | 2 | $52.2M |
| Community First Bank, National Association | 2 | $45.0M |
| The First Citizens National Bank of Upper Sandusky | 1 | $13.5M |
| The Home Savings and Loan Company of Kenton, Ohio, DBA HSLC | 1 | $159.4M |
| U.S. Bank National Association | 1 | $53.3M |
| The Mt. Victory State Bank | 1 | $19.2M |