Yes, money in a savings account earns interest, but the amount depends on the bank and the rate they offer
When you deposit money into a savings account, the bank pays you interest — a small percentage of your balance — for letting them use that money. The interest gets added to your account, usually monthly or daily, and grows over time. How much you earn depends entirely on the interest rate the bank sets, which varies widely between institutions and changes based on what the Federal Reserve does with its own rates.
Not all savings accounts earn the same amount. A big national bank might offer 0.01% annual interest, while an online bank might offer 4.5% or higher. That difference matters: on $10,000, the national bank would pay you about $1 per year, while the online bank would pay you roughly $450. The rate your bank offers is public information you can find on their website or by calling, and you can compare rates across different banks before you open an account.
Key Takeaways
- Interest rates on savings accounts vary by bank and change over time, so the rate you see today may not be the rate you get next month.
- Online banks typically offer higher interest rates than brick-and-mortar banks, though both types are insured by the FDIC up to $250,000.
- Interest compounds — meaning you earn interest on your interest — so the longer money sits in the account, the more it grows.
- The Federal Reserve's interest rate decisions affect what banks offer, so rates tend to rise and fall together across the industry.
How banks calculate and add interest to your account
Banks calculate interest using a formula based on your balance, the annual interest rate, and how often they compound — that is, how often they add earned interest back into your account so you earn interest on it. Most savings accounts compound daily or monthly. Daily compounding means the bank calculates interest on your balance every single day and adds it to your account, so tomorrow you earn interest on today's interest plus your original deposit.
The math works in your favor over time. If you deposit $5,000 at 4% annual interest compounded daily, you will not earn exactly $200 in the first year. You will earn slightly more, because each day the bank adds a tiny bit of interest, and the next day you earn interest on that tiny bit too. After one year, you might have $5,204 instead of $5,200. The difference grows larger the longer the money stays in the account and the higher the rate.
You can find the exact rate your bank offers by looking for the Annual Percentage Yield (APY) on their website or account documents. The APY already includes the effect of compounding, so it tells you the real return you will get in a year. If a bank shows you both an interest rate and an APY, the APY is the number that matters for comparing accounts.
Why interest rates change and what affects them
The Federal Reserve, which is the central bank of the United States, sets a target interest rate that influences what all other banks charge and pay. When the Fed raises its rate, banks typically raise the interest they offer on savings accounts. When the Fed lowers its rate, savings account rates usually fall too. This happens because banks are responding to the same economic conditions the Fed is reacting to.
Interest rates also change based on how much money banks have on hand and how much they need to borrow. During periods when banks have plenty of deposits, they may lower the rate they offer because they do not need to attract more money. During tight periods, they raise rates to pull in deposits. You might see a bank offer 5% one month and 4.5% the next, or stay flat for several months.
The rate you lock in when you open an account is not permanent. Banks can change the rate on existing accounts, though they usually give you notice before doing so. Some accounts have a promotional rate that is higher for a limited time — three months, six months, or a year — and then drops to a standard rate. Always read the fine print to understand whether the rate you see is temporary.
Comparing interest rates across different types of accounts
Not all savings products earn interest at the same rate. A regular savings account at a national bank might pay 0.01% to 0.05%. A high-yield savings account at an online bank might pay 4% to 5%. A money market account — a hybrid between a savings account and a checking account — might pay 3% to 4.5%. A certificate of deposit (CD), where you agree to leave money untouched for a set period, might pay 5% to 5.5%.
The trade-off is usually flexibility. A regular savings account lets you withdraw money anytime without penalty. A CD locks your money away for three months, six months, a year, or longer — if you withdraw early, you pay a penalty that eats into your interest earnings. A high-yield savings account gives you the flexibility of a regular account but with a much higher rate, though some have minimum balance requirements or limits on how many times you can withdraw per month.
| Account Type | Typical Interest Rate Range | Withdrawal Restrictions |
|---|---|---|
| Regular savings account (national bank) | 0.01% to 0.05% | None |
| High-yield savings account (online bank) | 4% to 5% | None or minor limits |
| Money market account | 3% to 4.5% | Limited withdrawals per month |
| Certificate of deposit (CD) | 5% to 5.5% | Locked for set term; early withdrawal penalty |
What happens to interest if you withdraw money before the end of the year
If you withdraw money from a regular savings account or high-yield savings account, you stop earning interest on the amount you withdraw starting the day you take it out. The interest you already earned stays in your account. For example, if you have $10,000 earning 4% APY and you withdraw $5,000 after six months, you keep the interest you earned on the full $10,000 for those six months, but going forward you only earn interest on the remaining $5,000.
Certificates of deposit work differently. If you withdraw money before the CD matures — before the term ends — the bank charges you an early withdrawal penalty, which is a fee that reduces your earnings. The penalty varies by bank and by the length of the CD term. A one-year CD might have a penalty of three months' worth of interest; a five-year CD might have a penalty of six months' worth. You can still withdraw the money, but the penalty means you may earn less than you would have in a regular savings account.
How to find the best interest rate for your situation
Start by checking what your current bank offers. Go to their website, log into your account, or call customer service and ask for the current APY on savings accounts. Write down the rate and the account type. Then visit websites that compare savings account rates across multiple banks — sites like Bankrate, DepositAccounts, or NerdWallet let you filter by account type, minimum balance, and other features.
Look for accounts with no monthly fees, no minimum balance requirements, and FDIC insurance (which protects your money up to $250,000 if the bank fails). Read the fine print about whether the rate is promotional or permanent, and whether there are limits on how many times you can withdraw per month. If you find a better rate at another bank, you can open an account there and transfer your money — the process usually takes three to five business days.
Keep in mind that the highest rate is not always the best choice if it comes with restrictions you cannot live with. If you need to access your money frequently, a high-yield savings account with no withdrawal limits is more practical than a CD, even if the CD pays slightly more. If you have a very small balance, the difference in interest between a 0.05% account and a 4.5% account might be just a few dollars per year, so convenience and account features might matter more than the rate.
Frequently Asked Questions
Do I have to pay taxes on interest I earn from a savings account?
Yes. Interest earned in a savings account is taxable income. At the end of the year, your bank sends you a Form 1099-INT showing how much interest you earned, and you report that amount on your tax return. The amount of tax you owe depends on your overall income and tax bracket. If you earned very little interest, it may not change your tax bill, but you still have to report it.
What is the difference between APR and APY?
APR (Annual Percentage Rate) is the interest rate without compounding. APY (Annual Percentage Yield) includes the effect of compounding — it shows what you actually earn in a year. For savings accounts, always use the APY to compare accounts, because it reflects the real return you will get.
Can I lose money in a savings account?
Your principal — the money you deposit — is protected by FDIC insurance up to $250,000 per bank. You will not lose it due to bank failure. However, if inflation rises faster than your interest rate, the purchasing power of your money decreases over time. For example, if you earn 1% interest but inflation is 3%, your money is effectively losing value.
How often should I check my savings account interest rate?
Check your rate when you open the account and then every few months, especially if the Federal Reserve has announced rate changes. If your bank drops its rate significantly and other banks are offering much more, moving your money to a higher-paying account may be worth the effort. Rates change frequently, so staying aware helps you keep your money in the best account for your situation.