Every FDIC-insured bank branch in Iroquois County, Illinois as of June 30, 2025. County land area: 1,117 square miles, 2.1 branches per 100 sq mi.
| Institution | Branches | Deposits |
|---|---|---|
| Iroquois Farmers State Bank | 6 | $151.3M |
| Federated Bank | 3 | $84.1M |
| Frederick Community Bank, The | 2 | $71.8M |
| The First Trust and Savings Bank of Watseka, Illinois | 2 | $267.0M |
| Iroquois Federal Savings and Loan Association | 2 | $239.3M |
| Prospect Bank | 2 | $94.6M |
| First State Bank of Forrest | 1 | $15.9M |
| Buckley State Bank | 1 | $43.6M |
| Milford Building and Loan Association | 1 | $24.7M |
| First Trust Bank of Illinois | 1 | $41.2M |
| First Financial Bank | 1 | $28.8M |
| Citizens State Bank of Milford | 1 | $49.4M |