Banks in Flathead County, Montana
38 active bank branches operated by 12 institutions, per FDIC records.
Active branches
38
Banks present
12
Deposits (2026)
$4.0B
Closings since 2020
4
6 openings
Largest banks by deposits in Flathead County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Glacier Bank | $1.9B | 48% | 11 |
| First Interstate Bank | $621M | 15.6% | 7 |
| Wells Fargo | $295M | 7.4% | 2 |
| Three Rivers Bank of Montana | $258M | 6.5% | 3 |
| Stockman Bank of Montana | $239M | 6% | 6 |
| Valley Bank of Kalispell | $190M | 4.8% | 2 |
| Freedom Bank | $139M | 3.5% | 1 |
| U.S. Bank | $91M | 2.3% | 1 |
| TrailWest Bank | $85M | 2.1% | 2 |
| American Bank | $73M | 1.9% | 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.