Or by the first letter of a Bank Name
| Headquarters | Date Established | Assets (1000s) | Type | |
|---|---|---|---|---|
| The Bank of Herrin | Herrin, IL | 04-12-1904 | $328,624 | BK |
| GCS | Granite City, IL | 01-01-1941 | $322,481 | CU |
| State Bank | Waterloo, IL | 01-04-1894 | $321,878 | BK |
| Farmers State Bank | Pittsfield, IL | 01-26-1889 | $320,718 | BK |
| Community State Bank of Rock Falls | Rock Falls, IL | 04-24-1975 | $319,235 | BK |
| State Street Bank and Trust Company | Quincy, IL | 01-01-1890 | $317,075 | BK |
| State Bank of Graymont | Graymont, IL | 01-01-1913 | $316,634 | BK |
| Holcomb Bank | Rochelle, IL | 07-05-1892 | $314,686 | BK |
| The First Trust and Savings Bank of Watseka, Illinois | Watseka, IL | 06-28-1909 | $313,015 | BK |
| McHenry Savings Bank | Mchenry, IL | 01-01-1955 | $311,809 | BK |
| Forest Park National Bank and Trust Company | Forest Park, IL | 05-15-1943 | $311,185 | BK |
| The Harvard State Bank | Harvard, IL | 08-01-1866 | $310,343 | BK |
| State Bank of Toulon | Toulon, IL | 06-20-1903 | $307,773 | BK |
| COMMUNITY TRUST | Gurnee, IL | 01-01-1933 | $307,445 | CU |
| Hometown National Bank | La Salle, IL | 12-16-1880 | $303,364 | BK |