Old Second National Bank37 S River St, Aurora, IL

Old Second National Bank at 37 S River St, Aurora, IL: $787m on deposit here, open since 1887. From the FDIC record.

Old Second National Bank runs a main office at 37 S River St, Aurora, IL 60506, open since 1887. Every figure below is filed with a federal regulator and reproduced here unchanged.

This office

• Deposits booked to this office: $787m, at 30 June 2025
• Other full-service bank offices within five miles: 38
• County: Kane
• Metro area: Chicago-Naperville-Elgin, IL-IN-WI

Old Second National Bank, the bank behind this counter

• Total assets: $6.86bn
• Tier 1 leverage ratio: 12.05% — capital as a share of assets
• Total risk-based capital ratio: 14.77%
• Noncurrent loans: 1.08% of all loans
• Return on assets: 1.69%

Old Second National Bank's full record, every bank branch in Aurora, or the offices nearest your ZIP.

Office records from the FDIC BankFind Suite; deposits by office from the FDIC Summary of Deposits, counted each 30 June; capital and loan figures from the bank's own Call Report.