Banks in Crook County, Wyoming
3 active bank branches operated by 3 institutions, per FDIC records.
Active branches
3
Banks present
3
Deposits (2026)
$358M
Closings since 2020
0
0 openings
Largest banks by deposits in Crook County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Sundance State Bank | $244M | 68.2% | 1 |
| Pinnacle Bank - Wyoming | $76M | 21.2% | 1 |
| Summit National Bank | $38M | 10.5% | 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.