The interest rate your bank offers is the main lever you control

The amount of interest you earn depends almost entirely on two things: the rate your bank pays, and how much money sits in the account. You cannot change how interest compounds or how the Federal Reserve sets rates, but you can move your money to a bank that pays more, move it to a different account type at your current bank, or both. The difference between a 0.01% rate and a 4.5% rate on $10,000 is roughly $450 per year—money that stays in your pocket instead of the bank's.

Banks set their own rates within the constraints of what the Federal Reserve does. When the Fed raises its benchmark rate, banks eventually raise what they pay depositors—but not always by the same amount, and not always at the same speed. A bank might raise savings rates quickly to attract new customers, then stop raising them even as the Fed keeps climbing. This is why two banks can offer wildly different rates on the same day.

Your job is to find which banks are paying now, understand what account type earns the most at each one, and move your money if the math makes sense. This takes an hour of research and one transfer. Most banks make moving money straightforward.

Key Takeaways

  • High-yield savings accounts at online banks typically pay 4% to 5% annual interest, while traditional brick-and-mortar banks often pay 0.01% to 0.05%—a difference of thousands of dollars per year on larger balances.
  • Money market accounts and certificates of deposit (CDs) sometimes pay slightly more than savings accounts, but they come with restrictions on how often you can withdraw or when you can access your money.
  • The bank's FDIC insurance limit is $250,000 per account type per depositor, so if you have more than that, you need multiple banks or multiple account types to keep all your money insured.
  • Interest rates change frequently, so the best-paying bank today may not be the best in three months—checking rates once or twice a year takes 15 minutes and can add hundreds of dollars to your earnings.
  • Moving money between banks is free and usually takes one to three business days; there is no penalty for switching, and your old account can stay open or close depending on what you prefer.

High-yield savings accounts pay the most for money you might need soon

A high-yield savings account is a savings account at a bank that pays a much higher rate than the national average. As of early 2024, high-yield savings accounts pay between 4% and 5.35% annual interest, while traditional savings accounts at large banks pay 0.01% to 0.05%. On $50,000, the difference is roughly $2,000 to $2,500 per year.

High-yield savings accounts are almost always at online banks—institutions with no physical branches. Online banks have lower overhead costs, so they pass some of that savings to depositors through higher rates. They work exactly like a regular savings account: you can deposit money, withdraw money, and see your balance grow. You get a debit card or online access. The money is FDIC insured up to $250,000. The only real difference is that you cannot walk into a branch.

The tradeoff is speed. A transfer from a high-yield savings account to your checking account usually takes one to three business days, not when ready. If you need cash today, you would withdraw from your checking account instead. This is why high-yield savings accounts work best for money you are not spending this week—an emergency fund, a down payment you are saving for, a buffer you keep separate from daily spending.

Money market accounts and CDs pay slightly more but with strings attached

A money market account is a hybrid between a savings account and a checking account. It usually pays a rate close to a high-yield savings account (sometimes a fraction of a percent higher), but it comes with a limit on how many times you can withdraw per month—often six times, though this varies by bank. Some money market accounts come with a debit card and check-writing ability, which makes them feel more like checking accounts.

A certificate of deposit (CD) is an account where you agree to leave your money untouched for a set period—three months, six months, one year, five years. In exchange, the bank pays you a higher rate than a savings account. A one-year CD might pay 5.0% while a high-yield savings account pays 4.75%. The catch is that if you withdraw the money before the term ends, you pay a penalty—usually a few months of interest. CDs make sense if you know you will not need the money for that time period and want to lock in a rate.

For most people, a high-yield savings account is simpler than either of these. You get nearly the same rate, no withdrawal limits, and no penalties. Money market accounts and CDs are worth considering only if the rate difference is large enough to matter to you, or if you have a specific reason to restrict your own access (some people use CDs as a way to stop themselves from spending).

Where to find the current best rates

Interest rates change constantly. A bank that pays 4.5% today might drop to 4.2% in two months. The best way to find current rates is to check comparison sites that update daily: Bankrate, DepositAccounts, and the FDIC's own National Rates and Rate Caps table all list rates from multiple banks side by side.

When you are comparing, look at the annual percentage yield (APY), not the interest rate. APY accounts for how often interest compounds (usually daily), so it is the real number that tells you what you will earn. A bank might advertise "4.50% APY" or "4.50% annual percentage yield"—these mean the same thing.

Check the minimum deposit requirement. Some high-yield savings accounts require $1 to open; others require $25,000. If you have $5,000 and a bank requires $25,000, you cannot use that account. Most online banks have no minimum or a very low one.

How to move your money without losing the interest you have already earned

When you move money from one bank to another, the interest you have already earned stays with you. If you had $10,000 in a savings account earning 0.01% for six months, you earned about $0.50. That $0.50 is yours; when you transfer the $10,000 to a new bank, the $10,000.50 moves with it.

The transfer itself is free and takes one to three business days. You can initiate it from your new bank's website (they will ask for your old bank's routing number and your account number) or from your old bank's website. You do not need to call anyone or fill out forms. Your old account can stay open or you can close it—there is no penalty either way, though some people keep old accounts open in case they need to transfer money back.

If you have more than $250,000, you need to split it across multiple banks or multiple account types at the same bank, because FDIC insurance covers only $250,000 per account type per depositor at each bank. If you have $500,000, you could keep $250,000 at Bank A and $250,000 at Bank B, and both amounts would be fully insured. Your bank's website will tell you how much of your money is insured.

The math: when switching banks is worth your time

Switching banks takes about an hour of research and 10 minutes to execute the transfer. It is worth doing if the rate difference will earn you at least $100 to $200 per year on the money you have. On a $5,000 balance, the difference between 0.01% and 4.5% is about $225 per year—worth an hour of work. On a $500 balance, the difference is about $22 per year—probably not worth the effort.

You should check rates once or twice a year, especially if you have a large balance. Rates move slowly, but they do move. A bank paying 4.5% might drop to 4.0% over six months. If you have $100,000, that is a $500 annual difference—worth switching for.

Some people keep money at multiple banks to take advantage of different rates for different purposes. You might keep an emergency fund at the highest-paying bank, a down-payment fund at a bank with a slightly lower rate but a money market account option, and a CD ladder (multiple CDs maturing at different times) at a third bank. This is more complex, but it is not necessary unless you have a large amount of money and want to optimize every dollar.

What does not earn you more interest

Putting your money in a checking account instead of a savings account will not earn you more interest—checking accounts pay almost nothing, usually 0% to 0.05%. Keeping your money in cash under your mattress earns 0%. Moving your money between accounts at the same bank does not help if that bank pays low rates across the board.

You also cannot negotiate rates with a bank. Banks set their rates based on what they need to attract deposits and what they can afford to pay. Calling and asking for a higher rate will not work. Your only option is to move your money to a bank that already pays more.

Frequently Asked Questions

Is my money safe in a high-yield savings account at an online bank?

Yes, as long as the bank is FDIC insured. Check the bank's website or the FDIC's bank search tool to confirm. FDIC insurance covers up to $250,000 per account type per depositor, so your money is protected even if the bank fails. Online banks are regulated the same way as brick-and-mortar banks.

Can I move my money back if I change my mind?

Yes. Transfers between banks are free and reversible. If you move $10,000 to a new bank and decide you do not like it, you can move it back to your old bank or to a third bank. There is no penalty, and you keep any interest you earned in the meantime.

What happens to my interest if rates drop after I move my money?

You keep earning whatever rate the new bank is paying at the time you opened the account. If rates drop, your rate drops too—banks adjust rates for new deposits and sometimes for existing accounts. If you want to lock in a rate, a CD is the tool for that, because the rate is fixed for the entire term.

Do I have to keep a minimum balance to earn the advertised rate?

Most high-yield savings accounts pay the advertised rate on any balance, even $1. Some banks pay a lower rate if your balance drops below a certain threshold. Read the account details before opening to see if there is a minimum balance requirement or a tiered rate structure.

How often does interest get added to my account?

Interest compounds daily at most banks, meaning it is calculated every day and added to your account monthly or quarterly. Daily compounding means you earn interest on your interest, which adds up over time. The APY already accounts for this, so you do not need to do any math—the APY is what you will actually earn.