Your credit card's interest rate is printed on your statement and in your online account
The interest rate on your credit card — called the Annual Percentage Rate or APR — appears in three places: your physical statement mailed to you, your online account portal, and your cardholder agreement. The easiest place to check is your online account. Log in, go to your account details or summary page, and look for a section labeled "Interest Rate," "APR," or "Account Terms." The number will be shown as a percentage, like 18.99% or 22.5%.
If you prefer paper, open your most recent statement. The APR is usually listed near the top in a box labeled "Account Summary" or "Account Information," or it may appear in the fine print at the bottom. If you have lost your statement, you can request a copy from your card issuer by phone or through your online account.
Your cardholder agreement — the document you received when you opened the account — also contains your APR. This agreement is a legal contract that spells out all the terms of your card, including interest rates, fees, and how payments are applied. Many card issuers let you read this document from their website under "Account Documents" or "Legal Agreements."
Key Takeaways
- Your APR is listed on your monthly statement, in your online account portal, and in your cardholder agreement.
- Different types of transactions on the same card can have different APRs — purchases, balance transfers, and cash advances often carry separate rates.
- Your APR may be fixed or variable; a variable rate can change when the prime rate changes, usually every few months.
- Interest is only charged on a balance you carry past your due date; paying the full statement balance by the important date means you pay no interest.
- Your card issuer must notify you at least 45 days before raising your APR, and you can close the account rather than accept the increase.
Understanding APR versus the interest you actually pay
The APR is an annual rate, but interest is usually charged monthly. To find out how much interest you will actually owe, you need to know your daily balance — the amount you owe on each day of the billing cycle — and the number of days in that cycle. Your statement shows the average daily balance, which the card issuer uses to calculate your monthly interest charge.
Here is how it works in practice: if your APR is 18% and your average daily balance is $1,000 over a 30-day month, your monthly interest charge is roughly $15 (18% ÷ 12 months = 1.5% per month; 1.5% of $1,000 = $15). The exact calculation varies slightly by card issuer, but your statement always shows the interest charged for that billing cycle.
The key point: you only pay interest on a balance you carry. If you pay your full statement balance by the due date, no interest is charged, regardless of your APR. This is called the grace period, and most cards offer it for purchases.
Different APRs for different types of transactions
A single credit card can have multiple interest rates. Your card may charge one APR for regular purchases, a different (usually higher) APR for balance transfers, and yet another for cash advances. Check your statement or cardholder agreement to see all the rates that explore to your account.
Balance transfer APRs are often lower than purchase APRs for the first few months — sometimes 0% — but then jump to a higher rate. Cash advance APRs are typically the highest and start accruing interest when ready, with no grace period. If you use your card for more than one type of transaction, your statement will show the interest charged on each separately.
Fixed versus variable APR
Your APR can be fixed or variable. A fixed APR stays the same unless your card issuer notifies you of a change and you agree to it. A variable APR is tied to a benchmark rate — usually the prime rate set by the Federal Reserve — and changes when that benchmark moves.
Variable rates are common on credit cards. When the Federal Reserve raises or lowers the prime rate, your card's APR typically adjusts within one or two billing cycles. Your statement will note whether your rate is fixed or variable, usually in the Account Information section or in the terms and conditions.
Even if your rate is variable, your card issuer must give you at least 45 days' notice before increasing your APR. You have the right to reject the increase and close the account, though you will still owe the balance at the old rate.
How to find your APR if you have not received a statement
If you are a new cardholder and have not yet received a statement, log into your online account when ready after opening it. Most card issuers display your APR in the account summary before your first statement is mailed. You can also call the customer service number on the back of your card and ask a representative to tell you your APR over the phone.
If you are shopping for a new card and want to compare APRs before you open an account, the card issuer's website will show the APR range in the offer details. The actual APR you receive depends on your credit score and credit history, so the range may be wide — for example, "16.99% to 24.99%." You will not know your exact rate until after you open the account.
What affects your APR and when it can change
Your APR is determined largely by your credit score and credit history at the time you open the account. A higher credit score usually means a lower APR. After you open the account, your APR can change if you miss a payment, if your card issuer raises rates across the board, or if your variable rate is tied to a benchmark that moves.
If you miss a payment by more than 60 days, your card issuer can raise your APR to a penalty rate, which is typically much higher than your regular rate. This penalty rate can stay in place for six months or longer, depending on your card's terms. Paying on time is the most direct way to keep your APR from increasing.
You can also ask your card issuer to lower your APR if you have a good payment history and your credit score has improved. There is no may provide they will agree, but it is worth asking, especially if you have been a customer for a year or more.
Reading your statement to track your APR and interest charges
Your monthly statement is the clearest place to see how your APR translates into actual charges. Look for these sections: "Account Information" or "Account Summary" shows your current APR; "Interest Charged" or "Finance Charges" shows what you paid in interest that month; and "Average Daily Balance" shows the balance the issuer used to calculate that interest.
If you carry a balance from month to month, your interest charges will appear on every statement. If you pay your full balance each month, the interest line will show $0. Comparing these numbers over several months gives you a clear picture of how much your APR is costing you and whether paying down your balance would save you money.
Frequently Asked Questions
Can my APR change without notice?
No. Your card issuer must notify you in writing at least 45 days before increasing your APR. The notice will explain the reason for the change and tell you how to reject it. If you reject the increase, you can close the account, though you still owe the existing balance.
Why is my APR higher than the one advertised on the card's website?
Credit card companies show an APR range, not a single rate. Your actual APR depends on your credit score, income, and credit history. If your score is lower than expected, you may receive the higher end of the range. You can ask your card issuer to review your rate after six months of on-time payments.
Does a 0% APR offer mean I pay no interest at all?
A 0% APR offer applies only to the type of transaction specified — usually balance transfers or new purchases — and only for a limited time, often 6 to 21 months. After that period ends, your regular APR kicks in. Interest is not charged during the 0% period, but it will accrue on any remaining balance once the offer expires.
What is the difference between APR and interest rate?
APR and interest rate are often used interchangeably on credit cards. The APR is the annual percentage rate; the interest rate is the same number expressed as an annual figure. On credit cards, they mean the same thing, unlike mortgages or loans where APR may include fees in addition to the interest rate.
If I pay my balance in full, do I still need to know my APR?
If you always pay your full statement balance by the due date, your APR does not affect you because you never carry a balance. However, it is still worth knowing in case you need to carry a balance in the future, or if you want to compare your card's terms to other cards you might open.