TrailWest Bank holds $771M in deposits across 4 counties in 1 ranked market and 1 state. Its deposit footprint is highly concentrated in Montana: the top three counties (Missoula County, Ravalli County, and Flathead County) hold 92% of its deposits. It ranks among the three largest institutions in 2 of the 4 counties where it operates.
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Data as of June 30, 2025 (FDIC Summary of Deposits)
| County | Deposits | County’s % of Bank’s Deposits | Bank’s % of County Deposits | Branches |
|---|---|---|---|---|
| Missoula County, MT | $368M | 47.7% | 10.0% | 7 |
| Ravalli County, MT | $267M | 34.6% | 21.1% | 4 |
| Flathead County, MT | $74M | 9.6% | 1.9% | 2 |
| Mineral County, MT | $62M | 8.0% | 100.0% | 2 |
Deposits are as reported to the FDIC at branch level, June 30, 2025, and are nominal. “County’s % of Bank’s Deposits” is this county’s share of the institution’s total deposits; “Bank’s % of County Deposits” is this institution’s deposits as a percent of all deposits booked in that county. Counties within a Combined or Metropolitan Statistical Area link to their full profile; other counties are shown for completeness.
All 293 markets and the 1,523 counties with a branch within a CSA or MSA are covered in the Market Intelligence resource. See the methodology for how each figure is built and when to expect updates, or the disclaimer for how this data should, and should not, be read.