Branch Network
American Bank Locations & Branches Bozeman, Montana
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American Bank operates 6 branches from its headquarters in Bozeman, MT, .
American Bank branch network
All 6 branches are in MONTANA, across 5 cities. Bozeman, MT has the most of its branches, 2. Its largest office by deposits is its main office in Bozeman, MT, with $167.2M (29.6% of its branch deposits). It had the same number of branches on June 30, 2025.
American Bank at a glance
Its CET1 capital ratio was 15.36% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $630.4M
- CET1 ratio, Q2 2026
- 15.36%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1970
Full financial profile · Is American Bank safe? · American Bank 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: Bozeman, MT (2 branches) | 6 of 15 | 6.0% | $243.6M |
| State: MT (6 branches) | 11 of 48 | 1.4% | $564.0M |
Ranked by total assets among banks headquartered in the state: Largest banks in Montana.
Share by county and metro area
American Bank'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 |
|---|---|---|---|---|
| Gallatin, MT (3 branches) | 5 of 16 | 6.5% | $341.0M | $5.24B |
| Park, MT (1 branch) | 3 of 5 | 19.9% | $116.7M | $587.6M |
| Flathead, MT (1 branch) | 10 of 12 | 1.9% | $73.5M | $3.97B |
| Sweet Grass, MT (1 branch) | 3 of 3 | 19.8% | $32.8M | $165.5M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Bozeman, MT (3 branches) | 5 of 16 | 6.5% | $341.0M | $5.24B |
| Kalispell, MT (1 branch) | 10 of 12 | 1.9% | $73.5M | $3.97B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| American Bank (main office) | Bozeman, MT | 59715 | $167.2M |
| Livingston Branch | Livingston, MT | 59047 | $116.7M |
| Big Sky Branch | Big Sky, MT | 59716 | $97.4M |
| Bozeman - East Main Branch | Bozeman, MT | 59715 | $76.4M |
| Whitefish Branch | Whitefish, MT | 59937 | $73.5M |
| Big Timber Branch | Big Timber, MT | 59011 | $32.8M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 20311) · FFIEC NIC profile (RSSD 630555)