Banks in Big Stone County, Minnesota
5 active bank branches operated by 5 institutions, per FDIC records.
Active branches
5
Banks present
5
Deposits (2026)
$266M
Closings since 2020
0
0 openings
Largest banks by deposits in Big Stone County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Minnwest Bank | $100M | 37.5% | 1 |
| Frandsen Bank & Trust | $72M | 27.1% | 1 |
| Grand Marais State Bank | $37M | 14% | 1 |
| Star Bank | $33M | 12.3% | 1 |
| First Independent Bank | $24M | 9% | 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.