First State Bank of Maple Park
| Status: | Inactive as of 06/12/1997 |
| Merger - Without Assistance | |
| Successor Bank: | Old Second National Bank |
| Headquarters: | First State Bank of Maple Park Main Street Maple Park, IL 60151 |
| Established: | 03/03/1903 |
| FDIC Insurance: | 01/01/1934 |
| FDIC Cert: | #1812 |
| Charter Class: | Commercial bank, state charter and Fed member, supervised by the Federal Reserve (FRB) |
| Total Assets: | $61,078,000 |
| Total Deposits: | $56,577,000 |
History
| 1903-03-03 | Institution established: Original name:First State Bank of Maple Park | |
| 1992-03-20 | Change trust powers from FULL TRUST POWERS GRANTED to TRUST POWERS TERMINATED | |
| 1997-06-12 | Merged into and subsequently operated as part of The Old Second National Bank of Aurora (3603) in AURORA, IL | |
| 1999-01-01 | Acquired The Old Second Community Bank of North Aurora (20221) in NORTH AURORA, IL | |
| 1999-01-01 | Acquired The Old Second Community Bank of Aurora (22421) in AURORA, IL | |
| 2000-02-25 | Acquired Bank of Sugar Grove (21930) in SUGAR GROVE, IL | |
| 2007-07-01 | Changed name to Old Second National Bank (3603) | |
| 2007-07-01 | Acquired Old Second Bank-Kane County (5738) in ELBURN, IL | |
| 2007-07-01 | Acquired Old Second Bank-Yorkville (3757) in YORKVILLE, IL | |
| 2008-02-09 | Acquired Heritage Bank (17917) in FRANKFORT, IL | |
| 2018-04-20 | Acquired ABC Bank (11694) in CHICAGO, IL | |
| 2021-12-01 | Acquired West Suburban BankOld Second National Bank (18509) in LOMBARD, IL. | |
| 2021-12-01 | Acquired West Suburban BankOld Second National Bank (18509) in LOMBARD, IL. | |
| 2021-12-01 | Acquired West Suburban BankOld Second National Bank (18509) in LOMBARD, IL. |