Banks in Yellowstone County, Montana
FDIC-insured institutions in Yellowstone County held $7.4 billion in deposits as of June 30, 2026, according to the FDIC.
11 FDIC-insured institutions held $7.4 billion in deposits in 47 offices in Yellowstone County at June 30, 2026; First Interstate Bank held the most, 24.6% of the county's.
Yellowstone County, June 30, 2026
- $7.4 billion
- Deposits in the county
- $7,426,789,000
- At June 30, 2026, against $7.4 billion a year before, each year's own dollars.
- 11
- Institutions with deposits
- FDIC-insured banks and savings institutions with an office here that reported deposits.
- 47
- Offices
- Every office the survey lists here, against 45 in 2025.
- 24.6%
- The largest share
- First Interstate Bank, with $1.8 billion in 10 offices.
Each institution’s share of the county’s deposits
3 more columns on a wider screen
| Institution | Deposits | Share |
|---|---|---|
| First Interstate Bank | $1.8 billion | 24.6% |
| U.S. Bank National Association | $1.5 billion | 19.8% |
| Stockman Bank of Montana | $1.3 billion | 17.1% |
| Glacier Bank | $895.4 million | 12.1% |
| Wells Fargo Bank, National Association | $894.6 million | 12.0% |
| The Yellowstone Bank | $678.2 million | 9.1% |
| Opportunity Bank of Montana | $107.5 million | 1.4% |
| Little Horn State Bank | $105.7 million | 1.4% |
| Bravera Bank | $93.1 million | 1.3% |
| JPMorgan Chase Bank, National Association | $48.8 million | 0.7% |
| First Federal Bank & Trust | $39.3 million | 0.5% |
| Davidson Trust Co. | $0 | 0.0% |
An institution with no office in the county in 2025 shows none for that year; a name is the survey’s for 2026, and one without a link has no page because it did not file a Call Report for the newest quarter.
Sources
- FDIC Summary of Deposits — every office's deposits at June 30, 1994 to the newest survey — Federal Deposit Insurance Corporation · Public domain — U.S. Government work · retrieved September 27, 2026
Compiled automatically from FDIC Summary of Deposits — every office's deposits at June 30, 1994 to the newest survey by a checked SQL query · Editor: Kian O'Connor · How this site is built
Data retrieved