Banks in Mckenzie County, North Dakota
5 active bank branches operated by 3 institutions, per FDIC records.
Active branches
5
Banks present
3
Deposits (2026)
$1.4B
Closings since 2020
0
0 openings
Largest banks by deposits in Mckenzie County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| First International Bank & Trust | $1.0B | 73.6% | 3 |
| Cornerstone Bank | $306M | 22% | 1 |
| BNC National Bank | $62M | 4.5% | 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.