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Three Rivers Bank of Montana Locations & Branches Kalispell, Montana
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Three Rivers Bank of Montana operates 3 branches from its headquarters in Kalispell, MT, .
Three Rivers Bank of Montana branch network
All 3 branches are in MONTANA, across 2 cities. Kalispell, MT has the most of its branches, 2. Its largest office by deposits is its main office in Kalispell, MT, with $167.6M (65.0% of its branch deposits). It had the same number of branches on June 30, 2025.
Three Rivers Bank of Montana at a glance
It reports no CET1 ratio; its Tier 1 leverage ratio was 11.72% at Q2 2026, above the 9% community bank leverage ratio requirement for being considered well capitalized.
- Total assets, Q2 2026
- $293.1M
- Tier 1 leverage ratio, Q2 2026
- 11.72%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1974
Full financial profile · Is Three Rivers Bank of Montana safe? · Three Rivers Bank of Montana call report · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Kalispell, MT (2 branches) | 4 of 10 | 9.0% | $247.0M |
| State: MT (3 branches) | 18 of 48 | 0.7% | $257.9M |
Ranked by total assets among banks headquartered in the state: Largest banks in Montana.
Share by county and metro area
Three Rivers Bank of Montana's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Flathead, MT (3 branches) | 4 of 12 | 6.5% | $257.9M | $3.97B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Kalispell, MT (3 branches) | 4 of 12 | 6.5% | $257.9M | $3.97B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Three Rivers Bank of Montana (main office) | Kalispell, MT | 59901 | $167.6M |
| North Meridian Branch | Kalispell, MT | 59901 | $79.4M |
| Whitefish Branch | Whitefish, MT | 59937 | $10.9M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 21557) · FFIEC NIC profile (RSSD 610557)