Better Banking on Tap
Drink Local. Bank Local
At St. Mary’s Bank, you get the best of both worlds: a community-rooted credit union that reinvests locally and a digital experience that keeps up with your life. With a top-rated mobile app and modern banking tools, managing your money is simple, secure, and always within reach.
Founded in 1908 as the nation’s first credit union, we combine a legacy of trust with intuitive digital solutions and personalized financial guidance designed around you. As an NCUA-insured, not-for-profit institution headquartered in New Hampshire, we’re proud to support the people, businesses, and communities we serve.
From everyday banking to lending, insurance, and wealth management, everything we offer is built to help you stay in control and move forward, wherever you are.

Think of a credit union as having main character energy for your money. Instead of answering to shareholders, credit unions are owned by their members.
Checking accounts. Debit cards. Credit cards. Auto loans. Online banking.
Credit unions offer all the same financial tools as banks, but with a different goal: helping members succeed financially.
When you join a credit union, you're not just opening an account, you're becoming a member-owner. That means your credit union works for you, not outside investors.
Credit unions were created to help everyday people access affordable financial services and build a stronger financial future.
Credit unions are owned by their members, not shareholders.
Your money helps support local people, businesses, and communities.
Lower fees, competitive loan rates, and strong savings options.
Deposits are federally insured by the National Credit Union Administration.