| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Glacier Bank | Bank | 2 | $239.9M | 32.56% |
| 2 | Whitefish Credit Union Association Credit Union | Credit union | 1 | $197.1M* | 26.75% |
| 3 | Lincoln County Credit Union | Credit union | 2 | $146.2M* | 19.84% |
| 4 | First Montana Bank, Inc. | Bank | 2 | $105.9M | 14.37% |
| 5 | First Interstate Bank | Bank | 1 | $34.5M | 4.68% |
| 6 | Valley Bank of Kalispell | Bank | 1 | $8.2M | 1.11% |
| 7 | Mountain West Federal Credit Union | Credit union | 1 | $5.0M* | 0.68% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $736.8M | 7 | 10 | Glacier Bank | 32.6% | 2,399 |
| 2025 | $766.4M | 7 | 10 | Whitefish Credit Union Association Credit Union | 32.3% | 2,476 |
| 2024 | $769.4M | 6 | 9 | Whitefish Credit Union Association Credit Union | 31.8% | 2,483 |
| 2023 | $788.5M | 6 | 9 | Whitefish Credit Union Association Credit Union | 32.1% | 2,407 |
| 2022 | $788.5M | 6 | 9 | Whitefish Credit Union Association Credit Union | 32.1% | 2,392 |
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