Banks in Boone County, Illinois
9 active bank branches operated by 8 institutions, per FDIC records.
Active branches
9
Banks present
8
Deposits (2026)
$835M
Closings since 2020
3
0 openings
Largest banks by deposits in Boone County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Midland States Bank | $239M | 28.6% | 2 |
| First Mid Bank & Trust | $168M | 20.1% | 1 |
| First National Bank of Omaha | $109M | 13% | 1 |
| Byron Bank | $94M | 11.2% | 1 |
| PNC Bank | $75M | 9% | 1 |
| Solutions Bank | $71M | 8.4% | 1 |
| BMO Bank | $53M | 6.4% | 1 |
| Union Savings Bank | $28M | 3.3% | 1 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.