Credit union · NCUA insured
Mountain West Federal Credit Union
A $24M credit union headquartered in Butte, MT, with 2,990 members and 2 branches in Montana. Best rates: CDs 3.50% and savings 0.05% APY.
Mountain West Federal Credit Union Carrot Score
67
Carrot Score
Higher than 19% of U.S. banks and credit unions
#7 of 10 in Butte, MT metroHow the score works →
Deposits are federally insured by the NCUA up to $250,000 per depositor.
About Mountain West Federal Credit Union
Chartered in 1952 as a member-owned financial institution, Mountain West Federal Credit Union is headquartered in Butte, Montana, with an additional location in Libby and service across Western Montana.
- Headquarters
- 400 E Park St, Butte, MT 59701-1916
- NCUA charter
- 8129
Membership
Who can join
This may be incomplete or out of date, so check with the credit union before you apply.
Where you live or work
- Anyone can join from Butte Silver Bow, Deer Lodge, Granite, Missoula, Lake, Sanders, and Lincoln counties under a Rural Community Charter.
Cost to join
- A $25.00 minimum deposit applies to keep the account open.
Branches
2 branches in Montana
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Montana
2 branches
Butte area · 1
- Mountain West FCUMain office400 E Park St, Butte, MT 59701Directions
Libby area · 1
- Libby Branch1010 Minnesota Ave, Libby, MT 59923Directions
Walk-in offices from the NCUA directory as of March 31, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.
Financial details
Well capitalizedas reported to the NCUA
| Measure | This credit union | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalNet worth ratio | 15.53% | 14.31% | 19.38% or more |
| Troubled loans60+ days late | 2.27% | 0.70% | 0.18% or less |
| ProfitabilityReturn on assets | 1.38% | 0.65% | 1.19% or more |
| LendingLoans per $100 deposited | $68 | $59 | — |
- CapitalNet worth ratio15.53%Peers’ middle 14.31% · Top 25% 19.38%+
- Troubled loans60+ days late2.27%Peers’ middle 0.70% · Top 25% ≤0.18%
- ProfitabilityReturn on assets1.38%Peers’ middle 0.65% · Top 25% 1.19%+
- LendingLoans per $100 deposited$68Peers’ middle $59
Compared with the 2,478 credit unions with under $100 million 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 loans 60 or more days late.
Regulators’ own ratings of Mountain West Federal Credit Union are confidential. These figures are what it reports to the NCUA each quarter, set beside its peers; they aren’t a rating.