First Interstate Bank
Overview
First Interstate Bank is an FDIC-insured bank. Bankular currently lists 273 branch locations.
Quarterly change
What changed since the previous report
March 31, 2026 to June 30, 2026
These comparisons use consecutive official regulatory reporting periods. A change is descriptive and is not a recommendation or safety rating.
Financial indicators
Capital, profitability and credit quality
These are the latest reported capital, profitability and credit-quality measures available for this institution. Read the figures together rather than as a single safety rating.
Locations
Find a branch of First Interstate Bank
Billings 54Th & Grand
5405 Grand Ave, Billings, Montana, 59106
Full-service branch · Opened February 2, 2026
Address and directions →Billings Downtown Drive-Up
302 N 31st St, Billings, Montana, 59101
Limited Service: Drive Thru/Detached Facility · Opened August 1, 1974
Address and directions →Billings Grand
3199 Grand Ave, Billings, Montana, 59102
Full-service branch · Opened January 4, 1995
Address and directions →Billings Heights
730 Main St, Billings, Montana, 59105
Full-service branch · Opened January 4, 1980
Address and directions →Billings Lockwood
2850 Old Hardin Rd, Billings, Montana, 59101
Full-service branch · Opened May 14, 2012
Address and directions →Billings Shiloh
830 Shiloh Crossing Blvd, Billings, Montana, 59102
Full-service branch · Opened May 6, 2014
Address and directions →Billings West
2501 Central Ave, Billings, Montana, 59102
Full-service branch · Opened February 14, 1977
Address and directions →Bingen Branch
111 N Oak St, Bingen, Washington, 98605
Full-service branch · Opened June 26, 2013
Address and directions →Boise 9Th St
317 N 9th St, Boise, Idaho, 83702
Full-service branch · Opened October 21, 1996
Address and directions →Boise Overland Rd
8351 W Overland Rd, Boise, Idaho, 83709
Full-service branch · Opened February 7, 2000
Address and directions →Boise West Myrtle
1290 W Myrtle St, Boise, Idaho, 83702
Full-service branch · Opened January 13, 2020
Address and directions →Boulder 9Th St.
1900 9th St, Boulder, Colorado, 80302
Full-service branch · Opened February 7, 2000
Address and directions →Financial overview
Latest reported figures
Financial trends
How the balance sheet has changed
Compare recent quarters to see the direction of assets, deposits and loans.
| Quarter | Assets | Deposits | Net loans | ROA |
|---|---|---|---|---|
| June 30, 2026 | $25.79B | $21.73B | $14.10B | 1.21% |
| March 31, 2026 | $26.36B | $22.20B | $14.60B | 1.02% |
| December 31, 2025 | $26.57B | $22.40B | $15.08B | 1.20% |
| September 30, 2025 | $27.25B | $22.91B | $15.93B | 1.03% |
| June 30, 2025 | $27.49B | $23.02B | $16.48B | 0.97% |
| March 31, 2025 | $28.20B | $22.99B | $17.16B | 0.81% |
| December 31, 2024 | $29.07B | $23.29B | $17.64B | 0.85% |
| September 30, 2024 | $29.53B | $23.14B | $17.82B | 0.87% |
Explore the institution
More on First Interstate Bank
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Frequently asked questions
Is First Interstate Bank federally insured?
Yes. Bankular identifies this institution in FDIC records under certificate .
How many locations does First Interstate Bank have?
Bankular currently lists 273 branch locations for this institution.
Data sources and methodology
Bankular combines official regulatory records with institution-published product information. The detailed sources are available below for readers who want to verify a figure.