| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Farmers State Bank | Bank | 5 | $550.6M | 36.62% |
| 2 | TrailWest Bank | Bank | 4 | $271.8M | 18.07% |
| 3 | Glacier Bank | Bank | 3 | $263.0M | 17.49% |
| 4 | Clearwater Federal Credit Union | Credit union | 1 | $85.9M* | 5.71% |
| 5 | First Interstate Bank | Bank | 1 | $81.4M | 5.42% |
| 6 | Ravalli County Federal Credit Union | Credit union | 2 | $75.7M* | 5.03% |
| 7 | Stockman Bank of Montana | Bank | 2 | $69.8M | 4.64% |
| 8 | U.S. Bank National Association | Bank | 1 | $50.9M | 3.39% |
| 9 | Opportunity Bank of Montana | Bank | 1 | $37.2M | 2.48% |
| 10 | Bitterroot Community Federal Credit Union | Credit union | 2 | $17.2M* | 1.15% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2026 | $1.50B | 10 | 22 | Farmers State Bank | 36.6% | 2,101 |
| 2025 | $1.43B | 10 | 21 | Farmers State Bank | 36.8% | 2,140 |
| 2024 | $1.40B | 10 | 21 | Farmers State Bank | 36.2% | 2,041 |
| 2023 | $1.43B | 10 | 21 | Farmers State Bank | 35.6% | 1,997 |
| 2022 | $1.49B | 10 | 21 | Farmers State Bank | 33.7% | 1,933 |
Every institution above links to its profile — ratios, peer medians and this quarter’s change signals. Pro adds the full table, share movement and CSV export.