Bank · FDIC insured
First Interstate Bank
A $25.8B bank, the 83rd largest of 4,207, headquartered in Billings, MT, with 273 branches in 10 states. Best rates: CDs 0.01% and savings 0.25% APY.
First Interstate Bank Carrot Score
61
Carrot Score
Higher than 3% of U.S. banks and credit unions
#58 of 61 in Omaha, NE-IA metroHow the score works →
Deposits are federally insured by the FDIC up to $250,000 per depositor.
About First Interstate Bank
- Headquarters
- 401 N 31st St, Billings, MT 59101
- FDIC certificate
- 1105 ↗
Branches
273 branches in 10 states
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South Dakota
46 branchesIowa
45 branchesMontana
43 branchesOregon
33 branchesNebraska
29 branchesIdaho
20 branchesColorado
19 branchesWashington
17 branchesWyoming
15 branchesMissouri
6 branchesWalk-in offices from the FDIC directory as of September 4, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.
Financial details
| Measure | This bank | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalLeverage ratio | 9.42% | 9.97% | 10.85% or more |
| Troubled loansNoncurrent | 1.12% | 0.70% | 0.47% or less |
| ProfitabilityReturn on assets | 1.21% | 1.23% | 1.55% or more |
| LendingLoans per $100 deposited | $66 | $85 | — |
- CapitalLeverage ratio9.42%Peers’ middle 9.97% · Top 25% 10.85%+
- Troubled loansNoncurrent1.12%Peers’ middle 0.70% · Top 25% ≤0.47%
- ProfitabilityReturn on assets1.21%Peers’ middle 1.23% · Top 25% 1.55%+
- LendingLoans per $100 deposited$66Peers’ middle $85
Compared with the 164 banks with $10 billion or more in assets. The strongest quarter is what the best 25% of them reach: more capital and profit, fewer troubled loans. Lending has no better end.Troubled loans are noncurrent: 90 or more days late, or no longer earning interest.
Regulators’ own ratings of First Interstate Bank are confidential. These figures are what it reports to the FDIC each quarter, set beside its peers; they aren’t a rating.