Banks in Clay County, South Dakota
7 active bank branches operated by 7 institutions, per FDIC records.
Active branches
7
Banks present
7
Deposits (2026)
$426M
Closings since 2020
0
0 openings
Largest banks by deposits in Clay County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| First Dakota National Bank | $126M | 29.5% | 1 |
| Wells Fargo | $88M | 20.5% | 1 |
| First Bank & Trust | $68M | 15.9% | 1 |
| CorTrust Bank | $62M | 14.4% | 1 |
| BMO Bank | $43M | 10% | 1 |
| First PREMIER Bank | $29M | 6.7% | 1 |
| Merchants State Bank | $12M | 2.9% | 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.