Interest is how a savings account makes money for you

A savings account makes money through interest—a percentage of your balance that the bank pays you regularly, usually monthly or daily. The bank lends out the money you deposit to other customers and businesses, then shares a portion of what it earns back to you as interest. The more you have in the account and the higher the interest rate, the more you earn.

The rate you receive depends on the bank, the type of account, and the current economic environment. Banks set their own rates, so a savings account at one bank might pay 4.5% annually while another pays 0.01%. This difference compounds over time—on $10,000, the difference between those two rates is roughly $450 per year versus $1 per year.

Interest accrues in two ways: simple interest (calculated only on your original deposit) or compound interest (calculated on your balance plus previously earned interest). Most savings accounts use compound interest, which means your earnings generate their own earnings. The more frequently interest compounds—daily is better than monthly—the more you make.

Key Takeaways

  • High-yield savings accounts currently pay between 4% and 5.35% annually, while traditional bank savings accounts often pay less than 0.5%.
  • Online banks typically offer higher rates than brick-and-mortar banks because they have lower overhead costs.
  • Your money is insured up to $250,000 per account at FDIC-insured banks, so higher rates do not mean higher risk.
  • Moving your savings to a higher-rate account can earn you hundreds of dollars per year on the same balance with no additional work.
  • Interest rates change over time, so the rate you see today may be lower in six months or higher in three months.

High-yield savings accounts pay significantly more than standard accounts

A high-yield savings account is a savings account that pays a much higher interest rate than a traditional savings account at a brick-and-mortar bank. As of late 2024, high-yield accounts pay between 4% and 5.35% annually, while standard savings accounts at major banks pay 0.01% to 0.5%. On a $25,000 balance, that difference is roughly $1,000 to $1,300 per year.

High-yield accounts are offered almost exclusively by online banks—institutions with no physical branches. Because they do not pay for building leases, tellers, or branch staff, they pass the savings to customers through higher interest rates. Online banks are still insured by the Federal Deposit Insurance Corporation (FDIC), so your money is protected the same way it is at a traditional bank.

The trade-off is convenience: you cannot walk into a branch to deposit cash or speak to someone in person. Most online banks let you deposit checks by phone camera, transfer money electronically, and withdraw cash at ATMs in partner networks. If you rarely need to deposit cash or visit a branch, a high-yield account is a straightforward way to earn more on money you are already saving.

Money market accounts combine checking features with higher interest rates

A money market account is a hybrid between a savings account and a checking account. It pays interest like a savings account but includes a debit card and check-writing privileges like a checking account. Money market accounts typically pay rates between high-yield savings accounts and standard savings accounts—usually 3% to 5% annually.

Money market accounts come with a catch: they often require a higher minimum balance to open (sometimes $2,500 or more) and may charge monthly fees if your balance drops below that minimum. Some also limit how many withdrawals you can make per month. Read the account terms carefully before opening one, because the fee structure can erase the interest you earn.

Money market accounts make sense if you want to earn interest on money you need to access quickly and frequently. If you have a large balance and rarely touch it, a high-yield savings account usually pays more and has fewer restrictions.

Certificates of deposit lock your money away for a higher rate

A certificate of deposit (CD) is an account where you agree to leave your money untouched for a set period—typically three months to five years—in exchange for a higher interest rate. CD rates are currently 4% to 5.5% annually, depending on the term length and the bank. Longer terms usually pay higher rates.

The catch is that you cannot withdraw the money before the term ends without paying a penalty, usually a few months' worth of interest. If you need the money in an emergency, you lose some of what you earned. CDs make sense for money you know you will not need for a specific period—a down payment you are saving for in two years, or a bonus you want to set aside until retirement.

You can also build a CD ladder by opening multiple CDs with different maturity dates. For example, you might open five one-year CDs, each maturing in a different month. As each one matures, you can withdraw the money or roll it into a new CD. This strategy lets you earn CD rates while still having access to some of your money every few months.

Treasury bills and bonds are government-backed alternatives to savings accounts

Treasury bills (short-term) and Treasury bonds (long-term) are loans you make to the federal government. In return, the government pays you interest. Treasury bills mature in weeks to months; Treasury bonds mature in years. Current rates range from 4% to 5.3% depending on the term.

Treasuries are backed by the full faith and credit of the U.S. government, so they carry virtually no default risk. You can buy them directly from TreasuryDirect.gov with no fees or through a bank or brokerage. The downside is that if you need to sell before maturity, you might have to accept a lower price if interest rates have risen.

Treasuries work best for money you are certain you will not need until a specific date. If you might need the money sooner, a high-yield savings account gives you more flexibility, even if the rate is slightly lower.

Compare rates across banks to find the best return on your balance

Interest rates change constantly, and different banks pay different rates for the same type of account. A high-yield savings account at Bank A might pay 4.75% while Bank B pays 5.25%—a difference that compounds significantly over years. Checking rates before you open an account takes 15 minutes and can earn you hundreds of dollars.

Use comparison sites like Bankrate, DepositAccounts, or NerdWallet to see current rates across multiple banks. These sites update rates daily and let you filter by account type, minimum balance, and whether the bank is FDIC-insured. Read the fine print for monthly fees, minimum balance requirements, and whether the rate is promotional (temporary) or permanent.

Once you open an account, check rates again every six months. If another bank is paying significantly more, moving your money takes a few days and can be worth thousands of dollars over time. Banks count on inertia—most people never switch—so switching is one of the easiest ways to increase your earnings.

Calculate how much interest you will earn before opening an account

Before you move money to a new account, use a savings calculator to see how much interest you will actually earn. Most bank websites include one, or you can use a free online calculator. You need three numbers: your starting balance, the annual interest rate, and how long you plan to keep the money there.

For example: $50,000 at 5% annual interest, compounded daily, for one year, earns roughly $2,564 in interest. The same $50,000 at 0.1% earns roughly $50. That $2,514 difference is real money you can use for anything—it is not a bonus or a promotion, just the result of choosing a higher-rate account.

If you are comparing a high-yield savings account to a CD, also factor in the penalty for early withdrawal. A CD might pay 5.5% but charge three months of interest if you withdraw early. If you think there is a real chance you will need the money, the high-yield account's lower rate and full access might be worth more in the long run.

Frequently Asked Questions

Do I have to pay taxes on interest I earn from a savings account?

Yes. Interest is taxable income. Banks send you a 1099-INT form each January if you earned $10 or more in interest during the year. You report this on your tax return. The tax you owe depends on your overall income and tax bracket. High-yield accounts earn more interest, which means higher taxes—but you still come out ahead financially.

What happens to my interest rate if the bank lowers it?

Banks can change rates at any time without notice. When the Federal Reserve raises or lowers its benchmark rate, banks usually adjust their savings rates within days or weeks. If a bank lowers your rate and you do not like it, you can move your money to another bank. This is one reason to check rates every few months.

Can I lose money in a savings account?

No, as long as the bank is FDIC-insured. Your balance is protected up to $250,000 per account type per bank. You will not earn much interest in a low-rate account, but you will not lose your principal. The only way to lose money is if you withdraw more than you deposited, which is your choice, not the bank's.

Is it worth moving my money to a high-yield account if I only have a few thousand dollars?

Yes, if the difference in rates is significant. On $5,000 at 5% versus 0.1%, you earn roughly $250 per year instead of $5. That is real money. The move takes 10 minutes and costs nothing. Even small balances benefit from higher rates, especially if you plan to add to the account over time.

What is the difference between APY and APR?

APY (annual percentage yield) includes the effect of compound interest, while APR (annual percentage rate) does not. Banks advertise savings accounts using APY because it shows the true amount you will earn. For savings accounts, always compare APY to APY, not APR.