Banks in Monroe County, Iowa
5 active bank branches operated by 3 institutions, per FDIC records.
Active branches
5
Banks present
3
Deposits (2026)
$275M
Closings since 2020
0
0 openings
Largest banks by deposits in Monroe County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| First Iowa State Bank | $190M | 69.2% | 2 |
| South Ottumwa Savings Bank | $75M | 27.4% | 2 |
| Twin Cedars Bank | $9M | 3.4% | 1 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.