Bank Branches › Illinois › DuPage County › Il-59
Full-service office · FDIC office no. 251795
Old Second National Bank
Il-59, Warrenville, IL 60555
Open · June 2026
$39.3M
deposits, 2026
1989
established
217th
of 250 in county
3
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | Old Second National Bank | $39.3M | +10% |
| Jun 30 2025 | Old Second National Bank | $35.7M | −4% |
| Jun 30 2024 | Old Second National Bank | $37.2M | −7% |
| Jun 30 2023 | Old Second National Bank | $40.1M | −14% |
| Jun 30 2022 | Old Second National BankNEW NAME | $46.6M | +1% |
| Jun 30 2021 | West Suburban Bank | $46.1M | +15% |
| Jun 30 2020 | West Suburban Bank | $40.0M | +27% |
| Jun 30 2019 | West Suburban Bank | $31.5M | −4% |
| Jun 30 2018 | West Suburban Bank | $32.8M | −9% |
| Jun 30 2017 | West Suburban Bank | $36.0M | +6% |
| Jun 30 2016 | West Suburban Bank | $34.1M | +6% |
| Jun 30 2015 | West Suburban Bank | $32.2M | +5% |
| Jun 30 2014 | West Suburban Bank | $30.8M | +16% |
| Jun 30 2013 | West Suburban Bank | $26.6M | +8% |
| Jun 30 2012 | West Suburban Bank | $24.5M | +10% |
| Jun 30 2011 | West Suburban Bank | $22.2M | −6% |
| Jun 30 2010 | West Suburban Bank | $23.7M | +16% |
| Jun 30 2009 | West Suburban Bank | $20.5M | +1% |
| Jun 30 2008 | West Suburban Bank | $20.2M | +2% |
| Jun 30 2007 | West Suburban Bank | $19.9M | −3% |
| Jun 30 2006 | West Suburban Bank | $20.4M | +7% |
| Jun 30 2005 | West Suburban Bank | $19.1M | −3% |
| Jun 30 2004 | West Suburban Bank | $19.7M | +24% |
| Jun 30 2003 | West Suburban Bank | $15.9M | +12% |
| Jun 30 2002 | West Suburban Bank | $14.2M | +14% |
| Jun 30 2001 | West Suburban Bank | $12.4M | +13% |
| Jun 30 2000 | West Suburban Bank | $11.0M | +32% |
| Jun 30 1999 | West Suburban Bank | $8.3M | −8% |
| Jun 30 1998 | West Suburban Bank | $9.1M | −6% |
| Jun 30 1997 | West Suburban BankNEW NAME | $9.7M | +87% |
| Jun 30 1996 | West Suburban Bank of Downers Grove/Lombard | $5.2M | 0% |
| Jun 30 1995 | West Suburban Bank of Downers Grove/Lombard | $5.1M | +40% |
| Jun 30 1994 | West Suburban Bank of Downers Grove/Lombard | $3.7M | |
| 1989-01-30 | Office established (FDIC record) — 5 years before this passbook begins | ||
Nearest other open offices in DuPage County
- 1.1 miRepublic Bank of Chicago · 105 E Roosevelt Rd, West Chicago
- 1.4 miJPMorgan Chase Bank, National Association · 29w555 Batavia Rd, Warrenville
- 2.4 miRepublic Bank of Chicago · 101 Main St, West Chicago
- 2.4 miU.S. Bank National Association · 115 High St, West Chicago
- 2.5 miFNBC Bank & Trust · 600 E Washington St, West Chicago
- 2.8 miJPMorgan Chase Bank, National Association · 0n 010 Winfield Road, Winfield
- 3.2 miGrand Ridge National Bank · 500 S County Farm Rd, Wheaton
- 3.2 miWheaton Bank & Trust, National Association · 370 S County Farm Rd, Wheaton
All banks in DuPage County →
Every Old Second National Bank office →
Earlier names and banks folded into Old Second National Bank →
Names on the sign
1994–1996West Suburban Bank of Downers Grove/Lombard1997–2021West Suburban Bank2022–nowOld Second National Bank
The FDIC office number stays with the building when banks merge or rename, so the same office appears under each owner. Follow an earlier name to see what became of that bank.
Deposits are the balances the bank assigned to this office on June 30 of each year, in nominal dollars. Source: FDIC Summary of Deposits, office (UNINUMBR) 251795.