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Our Story
Westmark Credit Union was founded on the principle of people helping people. For more than 70 years, we've been serving our members and community with personalized service, competitive rates, and a commitment to financial well-being.
Our Mission & Values
Rooted in Community. Invested in you—through every stage, every goal, and every conversation.
Members First
We don’t have customers. We have members. And members deserve personal guidance from people who understand their goals and can help them get there.
- Financial guidance that’s designed for you
- Personalized financial plans for every stage and every goal
Integrity You Can Count On
We keep it clear, straight, and respectful, so you always understand your options and feel confident in your next steps.
- We are building impactful relationships with our members through honest, transparent guidance
- Trust that's built over time
Rooted in Community
We know Idaho and we know you. We're investing in our neighbors, local causes, and the long-term strength of our communities.
- Financial Education that empowers members
- Supporting our communities beyond banking with scholarships, sponsorships and donations
Progress, Made Personal
We use modern tools to make banking easier, without losing the personal support that makes a real difference.
- Simple, seamless online and mobile banking
- A Financial Wellness suite to help you make sound financial decisions
A Legacy of Innovation
Since we started more than 70 years ago,
Westmark has grown in countless ways. From the
number of members we serve to the types of tools
we offer to our branding – we’ve made progress
across the board.
But the thing that will never change? Our
commitment to helping our members live each day
to the fullest and build the best future for
themselves and their families.
Our Journey
From 11 employees to 75,000+ members — discover how we’ve grown while staying true to our community roots.
The Beginning
Atomic Workers Credit Union is started by 11 Idaho National Engineering Laboratory employees with a single location in Idaho Falls.
First Office
The first AWCU office is opened in Idaho Falls after operating out of members’ homes.
Mobile Branch
AWCU merges with ATO-Air Credit Union and purchases a motorhome to serve as a mobile branch traveling to Blackfoot and Arco.
Blackfoot Expansion
The Blackfoot Office is established.
Pocatello Presence
The first office in Pocatello is established.
Strategic Merger
AWCU merges with Amidaway Credit Union and opens the Westside Idaho Falls Branch.
Motran Merger
AWCU merges with Motran Credit Union.
Federal Charter
AWCU obtains a Federal Charter to become Atomic Workers Federal Credit Union and provide better security and access to its members.
Westmark is Born
AWCU changes its name to Westmark Federal Credit Union to reflect its growing diversity of members.
Major Expansion
Westmark merges with Alliance Federal Credit Union and KIDK Credit Union. Membership reaches 29,000 with seven branches.
State Charter Focus
Westmark obtained a State Charter to become Westmark Credit Union and focus on serving local communities.
Boise Branch
The first branch in Boise is established.
Brand Refresh
Westmark introduces a new logo and visual identity to better reflect our community.
Today
Westmark provides service to over 75,000 members with 15 branches in Idaho and limitless connectivity with mobile and digital tools.
Join Our Team
We're always looking for talented individuals who share our commitment to member service and community involvement. If you're passionate about helping people achieve their financial goals, we'd love to hear from you.
Frequently Asked Questions
Common questions about Westmark Credit Union and membership.