Every FDIC-insured bank branch in Lee County, Illinois as of June 30, 2025. County land area: 725 square miles, 2.1 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| The First National Bank in Amboy | 4 | $231.2M |
| Sterling Federal Bank, F.S.B. | 2 | $122.4M |
| Sauk Valley Bank & Trust Company | 2 | $121.6M |
| Midland States Bank | 1 | $210.4M |
| Central Bank Illinois | 1 | $0K |
| First State Bank | 1 | $40.9M |
| Community State Bank of Rock Falls | 1 | $31.4M |
| Woodforest National Bank | 1 | $4.3M |
| First Federal Savings Bank | 1 | $11.7M |
| U.S. Bank National Association | 1 | $60.8M |