The core difference: ownership and who profits
A bank is a for-profit business owned by shareholders. When you deposit money or take out a loan, the bank keeps the difference between what it pays you and what it charges borrowers. That profit goes to shareholders, not back to members.
A credit union is a nonprofit cooperative owned by its members—meaning you. If the credit union makes money after covering costs, it returns that money to members through higher savings rates, lower loan rates, or reduced fees. You have a vote in how the credit union operates, though in practice most members don't exercise that right.
This ownership structure shapes almost everything else that follows: how much you earn on savings, what you pay to borrow, what fees you face, and who decides the credit union's direction.
Key Takeaways
- Credit unions return profits to members through better rates and lower fees; banks return profits to shareholders.
- Credit unions typically offer lower loan rates and higher savings rates than banks, but may have fewer branches and ATMs.
- Banks are federally insured through the FDIC; credit unions are insured through the NCUA—both protect deposits up to $250,000.
- Credit unions often have stricter membership requirements and smaller loan amounts, while banks serve anyone and handle larger transactions.
- Banks offer more services and technology; credit unions prioritize personal relationships and lower costs.
Interest rates: what you earn and what you pay
Because credit unions don't need to generate shareholder profit, they typically offer higher rates on savings accounts and certificates of deposit. The difference is often small—a quarter to half a percent—but compounds over time. On a $10,000 savings account over five years, that gap can mean $100 to $300 in additional earnings.
Loan rates follow the same pattern. Credit unions usually charge less to borrow for a car, home, or personal loan. A credit union auto loan might be 1 to 2 percent lower than a bank's rate for the same borrower. On a $25,000 car loan, that saves you $200 to $500 per year.
Banks compete on rates too, especially for large deposits or strong credit profiles. Online banks sometimes match or beat credit union rates because they have lower overhead. But for an average borrower with an average deposit, the credit union rate is usually better.
Fees and account minimums
Credit unions charge fewer fees overall. Many credit unions have no monthly maintenance fee, no overdraft fee, or no ATM fee—even when you use an ATM outside their network. Banks increasingly charge for these services, though they waive fees if you maintain a minimum balance or set up direct deposit.
Credit unions often have no minimum balance requirement to open an account. Banks frequently require $500 to $2,500 to avoid monthly fees. This matters most if you're building savings slowly or managing money tightly.
The trade-off: credit unions may charge higher fees for less common services, like wire transfers or cashier's checks. Banks have standardized fee schedules for everything. If you need a service a credit union doesn't offer, you may pay more or have to go elsewhere.
Branches, ATMs, and access to your money
Banks have more physical locations. A large national bank might have thousands of branches and ATMs. A credit union typically has dozens to a few hundred, depending on size. If you travel frequently or move often, a bank's network is more convenient.
Credit unions have expanded access through shared branching and ATM networks. Most credit unions belong to a shared branching network that lets you conduct basic transactions at other credit unions' branches. Many also join ATM networks like Allpoint or CO-OP that add thousands of surcharge-free ATMs. But you still have fewer options than a major bank.
Online and mobile banking have narrowed this gap. Both banks and credit unions now offer mobile check deposit, bill pay, and account management. If you rarely visit a physical location, the difference in branch count matters less.
Membership requirements and loan limits
Banks take anyone with an ID and proof of address. Credit unions restrict membership to people who meet a specific criterion: you might need to work for a certain employer, live in a certain area, belong to a certain profession, or have a family member who already belongs. Some credit unions have opened their membership to the general public, but most still have a field of membership.
This restriction keeps credit unions smaller and more focused. It also means you can't straightforward walk in and open an account—you have to verify you meet the requirement first.
Credit unions typically lend smaller amounts than banks. A credit union might cap personal loans at $25,000 or mortgages at $500,000, while a bank will lend much more. If you need a large loan, a bank is often your only option. For everyday borrowing, the credit union limit is usually enough.
Insurance and safety of your deposits
Both banks and credit unions protect your deposits through federal insurance. Banks use the Federal Deposit Insurance Corporation (FDIC). Credit unions use the National Credit Union Administration (NCUA). Both insure deposits up to $250,000 per account holder, per institution.
The insurance works the same way: if the institution fails, the government agency pays you back up to the limit. The difference is the backing agency, not the level of protection. Your money is equally safe at either one.
If you have more than $250,000, you can spread it across multiple institutions or use different account types (individual, joint, retirement) to increase coverage. This strategy works at both banks and credit unions.
Technology and service options
Banks invest heavily in technology and offer more services under one roof: investment accounts, insurance products, wealth management, business banking, and international services. If you want everything in one place, a bank is easier.
Credit unions focus on core services: checking, savings, loans, and credit cards. They partner with other companies for investment or insurance products rather than offering them directly. This keeps credit unions simpler but means you may need to go elsewhere for specialized services.
Mobile apps and online platforms are now comparable. Both banks and credit unions offer mobile check deposit, bill pay, and account alerts. The difference is in breadth: a bank's app does more, but a credit union's app does the essentials well.
When to choose a bank over a credit union
Choose a bank if you need a large loan, want access to investment or insurance products, travel frequently, or prefer a single institution for all financial services. Banks also make sense if you don't meet a credit union's membership requirement or if the nearest credit union is inconvenient.
Banks are also better if you need business banking services. Most credit unions don't offer business accounts, while banks do.
When to choose a credit union over a bank
Choose a credit union if you want lower loan rates, higher savings rates, fewer fees, and a smaller institution that prioritizes member relationships. Credit unions work well if you meet their membership requirement and don't need specialized services.
Credit unions are also a better fit if you're rebuilding credit or have a thin credit history. Credit unions often look at the whole picture rather than just a credit score, and they may offer credit-building loans that banks don't.
Frequently Asked Questions
Is my money safer at a credit union or a bank?
Your money is equally safe at either one. Both are federally insured up to $250,000 per account holder through either the FDIC (banks) or NCUA (credit unions). The insurance agency is different, but the protection is the same.
Can I use a credit union ATM if I bank at a bank?
Not directly—you can only use your own bank's ATM network without a fee. However, many credit unions belong to shared ATM networks like CO-OP or Allpoint that let you use thousands of ATMs surcharge-free. Check your bank's or credit union's network before opening an account.
Do credit unions report to credit bureaus?
Most do, but not all. Ask your credit union whether they report to Equifax, Experian, and TransUnion. If they don't report, loans and payments won't build your credit history. This matters if you're rebuilding credit or establishing a credit file for the first time.
What happens if a credit union fails?
The NCUA steps in the same way the FDIC does for banks. You get your deposits back up to $250,000. Credit union failures are rare, and when they happen, members are protected just as bank customers are.
Can I have accounts at both a bank and a credit union?
Yes. Many people keep a bank account for convenience and a credit union account for better rates. You can split your deposits, use the bank for everyday spending, and the credit union for savings or loans. Just remember that each institution's insurance covers only up to $250,000.