Credit union · NCUA insured
Westmark Credit Union
Top CarrotA $1.6B credit union, the 306th largest of 4,329, headquartered in Idaho Falls, ID, with 83,827 members and 15 branches in Idaho. Best rates: CDs 4.25% and savings 2.20% APY.
Westmark Credit Union Carrot Score
Carrot ScoreTop Carrot
Higher than 94% of U.S. banks and credit unions
#2 of 16 in Idaho Falls, ID metroHow the score works →
Deposits are federally insured by the NCUA up to $250,000 per depositor.
About Westmark Credit Union
Founded in 1954, Westmark Credit Union is a member-owned financial cooperative based in Idaho Falls, Idaho.
Serving members across 34 Idaho counties, the credit union operates 15 local branch locations.
- Headquarters
- 2520 Channing Way, Idaho Falls, ID 83404
- NCUA charter
- 68353
Membership
Who can join
This may be incomplete or out of date, so check with the credit union before you apply.
Employers and groups
- Eligibility is open to those employed by or retired from most employers located in one of Westmark's 34 counties throughout Idaho.
- Eligibility is open to those who work for or are retired from one of Westmark's several hundred member firms, employer groups, or associations.
Family and household
- Eligibility is open to blood relatives of a current Westmark Credit Union member.
Cost to join
- Opening and maintaining membership requires opening a Primary Savings Account with a minimum deposit of $5.00 maintained at all times.
Branches
15 branches in Idaho
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Idaho
15 branches
Idaho Falls area · 6
- Eastside BranchMain office2520 Channing Way, Idaho Falls, ID 83404Directions
- First Street Branch815 1st St, Idaho Falls, ID 83401Directions
- Science Center Branch1385 Fremont Ave, Idaho Falls, ID 83402Directions
- Sunnyside3040 Outlet Blvd, Idaho Falls, ID 83402Directions
- Westside Branch2160 W Broadway St, Idaho Falls, ID 83402Directions
- Rigby Branch567 Rigby Lake Dr, Rigby, ID 83442Directions
Boise City area · 5
- Parkcenter871 E Parkcenter Blvd, Boise, ID 83706Directions
- Eagle Branch54 Eagle River St, Eagle, ID 83616Directions
- Silverstone Branch1650 S Eagle Rd, Meridian, ID 83642Directions
- Ten Mile4640 N Ten Mile Rd, Meridian, ID 83646Directions
- Idaho Center Branch6034 Birch Ln, Nampa, ID 83687Directions
Blackfoot area · 1
- Blackfoot Branch575 Jensen Grove Dr, Blackfoot, ID 83221Directions
Pocatello area · 1
- Pocatello Branch333 W Alameda Rd, Pocatello, ID 83201Directions
Rexburg area · 1
- Rexburg Branch258 E Lorene St, Rexburg, ID 83440Directions
Twin Falls area · 1
- Twin Falls Pole Line524 Pole Line Road West, Twin Falls, ID 83301Directions
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
| Measure | This credit union | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalNet worth ratio | 8.11% | 10.86% | 12.59% or more |
| Troubled loans60+ days late | 0.30% | 0.70% | 0.46% or less |
| ProfitabilityReturn on assets | 0.47% | 0.82% | 1.16% or more |
| LendingLoans per $100 deposited | $104 | $88 | — |
- CapitalNet worth ratio8.11%Peers’ middle 10.86% · Top 25% 12.59%+
- Troubled loans60+ days late0.30%Peers’ middle 0.70% · Top 25% ≤0.46%
- ProfitabilityReturn on assets0.47%Peers’ middle 0.82% · Top 25% 1.16%+
- LendingLoans per $100 deposited$104Peers’ middle $88
Compared with the 479 credit unions with $1 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 loans 60 or more days late.
Regulators’ own ratings of Westmark Credit Union are confidential. These figures are what it reports to the NCUA each quarter, set beside its peers; they aren’t a rating.