The core difference: who owns it and who it serves

A bank is a for-profit business owned by shareholders. It exists to make money for those owners. A credit union is a nonprofit cooperative owned by its members—the people who use it. When a credit union makes money, it returns the surplus to members through lower fees, better interest rates on savings, or lower rates on loans. A bank keeps profits and distributes them to shareholders.

This ownership structure shapes everything else: how much you pay, what rates you get, and who can join. A bank will accept anyone with an ID and money to deposit. A credit union requires membership, which usually means you must live, work, worship, or study in a specific area, or belong to a particular employer or organization.

Key Takeaways

  • Banks are for-profit and owned by shareholders; credit unions are nonprofits owned by members who use them.
  • Credit unions typically charge lower fees and offer better savings rates because they return profits to members instead of shareholders.
  • Banks are open to anyone; credit unions require membership based on geography, employer, organization, or family ties.
  • Both banks and credit unions are insured up to $250,000 per account by the FDIC or NCUA, so your money is protected either way.
  • Banks usually have more branches and ATMs; credit unions often have fewer locations but may offer shared branching networks.

Fees and interest rates: where credit unions often win

Credit unions typically charge lower monthly maintenance fees—many have no monthly fee at all—because they do not need to generate profit for shareholders. Banks charge maintenance fees that range from $0 to $15 per month depending on the account type and balance requirements. Both may waive fees if you maintain a minimum balance or set up direct deposit.

On savings accounts, credit unions often pay higher interest rates. On loans, credit unions often charge lower rates. This is not universal—some banks offer competitive rates, and some credit unions charge more than others—but the nonprofit structure gives credit unions an inherent cost advantage. A credit union might charge 8% on a personal loan where a bank charges 12%, or pay 4.5% on a savings account where a bank pays 0.5%.

Both charge overdraft fees, late fees on loans, and fees for wire transfers or stop payments. Credit unions tend to charge less, but read the fee schedule for the specific institution you are considering.

Membership requirements and access

Banks have no membership requirement. Walk in with an ID and money, and you can open an account the same day. Credit unions require you to meet one of their field of membership criteria. Common ones include: living or working in a specific county or city, working for a particular employer, being a student at a certain school, belonging to a union or professional association, or having a family member who is already a member.

Some credit unions have broad fields of membership—a large regional credit union might accept anyone in a five-county area. Others are narrow—a credit union run by a hospital system accepts only hospital employees and their families. Before you assume you cannot join, check the credit union's website or call and ask. Many people discover they may have access to through a spouse's employer, a professional group they belong to, or a geographic area they work in.

Once you join a credit union, you stay a member even if you move or change jobs, unless the credit union's rules say otherwise. Membership is yours to keep.

Branches, ATMs, and how to access your money

Banks have more physical locations. A large national bank like Chase or Bank of America has thousands of branches and ATMs across the country. A credit union typically has fewer branches—often just a handful in one region. If you need to deposit cash or speak to someone in person regularly, a bank's wider network may be more convenient.

Credit unions compensate with shared branching and surcharge-free ATM networks. Shared branching means you can walk into another credit union that participates in the network and conduct most transactions as if it were your own branch. Surcharge-free ATM networks (like CO-OP or Allpoint) let you withdraw cash at thousands of ATMs without paying a fee. A credit union member might have access to more ATMs than a bank customer, even though the credit union has fewer branches.

Both offer online banking and mobile apps. Credit unions have caught up to banks in digital services over the past decade, and most offer the same features: bill pay, mobile check deposit, transfers, and account monitoring.

Insurance and safety: both are protected

Banks are insured by the FDIC (Federal Deposit Insurance Corporation). Credit unions are insured by the NCUA (National Credit Union Administration). Both insure deposits up to $250,000 per depositor, per institution, per account type. If the bank or credit union fails, your money is protected up to that limit.

This means your choice between a bank and a credit union does not affect the safety of your deposits. Both are regulated financial institutions, and both must meet capital and lending standards. A credit union is not riskier because it is smaller or nonprofit.

Loan approval and flexibility

Credit unions are often more flexible on loan approval, especially for personal loans and mortgages. Because they are member-focused and not driven by shareholder returns, they may consider your full financial picture rather than just your credit score. A credit union might approve a loan to a member with a lower score if that member has been banking there for years and has stable income.

Banks use more standardized, automated approval processes. Your credit score, debt-to-income ratio, and employment history matter most. You may get a faster decision, but you are also more likely to be denied if you do not meet their numerical thresholds.

Neither approach is universally better—it depends on your situation. If you have strong credit and want speed, a bank may be faster. If you have a thinner credit file or a recent setback, a credit union may be more willing to work with you.

When to choose a bank

Choose a bank if you need nationwide access to branches and ATMs, do not may have access to for any credit union, or prefer the simplicity of walking into any branch without membership requirements. Banks are also the better choice if you need specialized services like international wire transfers or investment accounts—large banks offer these more readily than most credit unions.

Banks are also useful if you travel frequently and want may provide access to your money in any city. A national bank's ATM network is more predictable than relying on a credit union's shared branching agreements.

When to choose a credit union

Choose a credit union if you may have access to for membership and want lower fees, better savings rates, or more flexible loan approval. Credit unions work well if you do not move frequently, do not need dozens of physical branches, and are comfortable with online and mobile banking. They are especially valuable if you carry a loan—the rate savings can be substantial over the life of the loan.

Credit unions also make sense if you value the cooperative model and want your money to stay in your community. Credit unions often reinvest in local lending and community programs rather than sending profits to distant shareholders.

Frequently Asked Questions

Can I have accounts at both a bank and a credit union?

Yes. Many people keep a checking account at a bank for its branch network and a savings account at a credit union for its higher interest rate. There is no rule against using both, and it can be a smart way to get the benefits of each.

Is my money safer at a credit union than a bank?

No. Both are insured up to $250,000 by their respective federal agencies (NCUA for credit unions, FDIC for banks). Both are regulated and must meet safety standards. Your deposits are equally protected either way.

What if I do not may have access to for the credit union I want to join?

Ask the credit union if they have a broader membership option or if you may have access to through a family member or employer. Some credit unions also offer associate memberships to people outside their field of membership for a small fee. If not, you can always use a bank or find a different credit union with a wider field of membership.

Do credit unions offer the same services as banks?

Most do: checking, savings, loans, credit cards, and online banking. Some credit unions do not offer mortgages or investment services, so check with the specific credit union. Larger credit unions and banks offer a wider range of services.

Why would a bank ever be better if credit unions have lower fees?

Banks offer more locations, faster loan decisions for those with strong credit, and specialized services like international transfers. If you need nationwide branch access or do not may have access to for a credit union, a bank is your only option. Some people also prefer the standardized processes and digital tools that large banks provide.