Banks in Marengo, IA
Branches open
2
Banks present
2
Deposits (2025)
$114M
Closings on record
0
0 openings
Banks by deposits in Marengo (2025)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Grinnell State Bank | $74M | 64.8% | 1 |
| Keystone Savings Bank | $40M | 35.2% | 1 |
All branches
- Grinnell State Bank — 1101 Court Ave$74M
- Keystone Savings Bank — 330 Western Avenue$40M
Transcribed from FDIC BankFind Suite active-location records, the annual Summary of Deposits and structure-change records. Deposit figures reflect the office to which deposits are reported and may not represent where depositors live.