The core difference: who owns it and who profits

A bank is a for-profit business owned by shareholders. When you deposit money, the bank uses it to make loans and investments, keeps the profit, and pays you interest on your account—usually a small amount. A credit union is a nonprofit cooperative owned by its members (the people who bank there). When you deposit money, the credit union uses it to make loans to other members, and any profit gets returned to members as better interest rates, lower fees, or improved services.

This ownership structure changes almost everything about how each institution operates. A bank answers to shareholders who want maximum returns. A credit union answers to members who want the best terms for themselves. Neither is inherently better—it depends on what you need and what you value.

Key Takeaways

  • Banks are for-profit companies owned by shareholders; credit unions are nonprofits owned by their members.
  • Credit unions typically offer higher savings rates and lower loan rates because they return profits to members instead of shareholders.
  • Banks have more branches and ATMs in most areas, making them more convenient for frequent cash access.
  • Credit unions often have stricter membership requirements and smaller networks, but more personalized service.
  • Both are insured by the federal government up to $250,000 per account type, so your money is equally safe at either.

Interest rates and fees: where the ownership difference shows up

Credit unions almost always pay higher interest on savings accounts and charge lower rates on loans because they have no shareholders demanding profit. A credit union might pay 4.5% on a savings account while a bank pays 0.5% for the same account type. On a car loan, a credit union might charge 6% while a bank charges 8%. These differences add up fast over months or years.

Fees also reflect this split. Banks charge overdraft fees, monthly maintenance fees, and ATM fees because those are revenue streams. Credit unions charge fewer fees overall, though some do charge overdraft fees and ATM fees if you use out-of-network machines. If you carry a low balance or take out loans, a credit union usually costs less. If you rarely use your account and don't mind paying for convenience, the difference may not matter to you.

Branch and ATM access: where banks have the advantage

Banks have more physical locations and ATM networks. A large national bank like Chase or Bank of America has thousands of branches and ATMs across the country. A credit union typically has branches only in its service area—often a single state or region—and a smaller ATM network. If you travel frequently or move often, a bank's reach is a real advantage.

Credit unions have started to address this through shared branching and ATM networks. Many credit unions belong to CO-OP or Alliant networks, which let you use other credit unions' ATMs and branches for free. But the network is still smaller than a major bank's. If you need a branch on every corner, a bank is more practical.

Membership requirements and who can join

Banks take anyone with an ID and proof of address. Credit unions have membership requirements based on what's called a "field of membership." You might have to work for a specific employer, live in a certain county, belong to a particular profession, or have a family member who is already a member. Some credit unions have opened their fields of membership to anyone in a geographic area, but many still restrict who can join.

This is a real barrier if you don't meet the requirement. You cannot simply walk into a credit union and open an account the way you can at a bank. You have to check first whether you may have access to. Some employers sponsor credit unions for their workers; some unions run credit unions for members; some are open to anyone in a five-county area. The rules vary widely.

Technology and online banking

Large banks invest heavily in mobile apps and online platforms because they have the scale to justify the cost. Their apps tend to be polished and feature-rich, with options like mobile check deposit, bill pay, and real-time alerts. Credit unions have caught up in recent years, but their apps vary. Some credit unions offer full-featured mobile banking; others offer the basics.

If you do most of your banking on your phone and rarely visit a branch, a large bank's app ecosystem may be smoother. If you are comfortable with a simpler interface and rarely need advanced features, a credit union's app is usually sufficient. This is one area where size and profit motive do give banks an edge.

Customer service and personal relationships

Credit unions emphasize personal service and member relationships. Staff often know regular customers by name, and decisions about loans or disputes are sometimes made by a person who knows you, not an algorithm. Banks use standardized processes and customer service scripts. You get consistency and speed, but less personal attention.

This matters most when something goes wrong—a disputed transaction, a loan denial, or a fee you think was unfair. A credit union member might get a manager to review the situation. A bank customer gets a standard policy applied. Neither approach is wrong; it depends on whether you value efficiency or personal advocacy.

Safety and insurance: both are equally protected

Both banks and credit unions are insured by the federal government. Banks are insured by the Federal Deposit Insurance Corporation (FDIC). Credit unions are insured by the National Credit Union Administration (NCUA). Both cover up to $250,000 per account type (checking, savings, money market, and retirement accounts are separate categories). If the institution fails, you get your money back up to that limit.

This means your money is equally safe at either. A credit union failure is rare, but when it happens, members are protected the same way bank customers are. You do not need to worry about one being safer than the other from an insurance standpoint.

Frequently Asked Questions

Can I use a credit union ATM if I bank at a bank?

No, not usually. You can use your bank's ATM network and any ATM that displays your card's logo (Visa, Mastercard). Credit union ATMs are typically restricted to credit union members. However, if you are a credit union member, you can often use other credit unions' ATMs through shared networks like CO-OP or Alliant.

Do credit unions have checking accounts?

Yes. Credit unions offer checking accounts, savings accounts, money market accounts, and certificates of deposit, just like banks. The account types are the same; the rates and fees are usually better at credit unions.

What happens if a credit union closes?

Your deposits are insured by the NCUA up to $250,000 per account type, the same as FDIC insurance at banks. If the credit union fails, you will receive your insured funds, though it may take a few weeks to process.

Can I get a mortgage from a credit union?

Yes. Most credit unions offer mortgages, auto loans, personal loans, and credit cards. Rates are often lower than banks because credit unions return profits to members instead of shareholders.

Is it better to bank at a credit union or a bank?

It depends on your priorities. Choose a credit union if you want lower rates, fewer fees, and personalized service, and you meet the membership requirement. Choose a bank if you need many branches, advanced mobile features, or nationwide ATM access.