Cd Interest Rate Calculator
Calculate the future value and total interest earned on a Certificate of Deposit (CD) based on initial deposit, interest rate, term, and compounding frequency.
Published by:
isCalculator Editorial Team
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How to use this tool?
How to Use the CD Interest Rate Calculator
- Enter Initial Deposit: Input the amount you plan to deposit (e.g., 10000 for $10,000). Use positive numbers only.
- Set Annual Interest Rate: Enter the annual percentage rate (e.g., 5 for 5%). Decimals are allowed (e.g., 4.5).
- Specify Term: Enter the CD term in months (e.g., 12 for 1 year). Must be a whole number ≥ 1.
- Choose Compounding Frequency: Select how often interest compounds (Annually, Semiannually, Quarterly, Monthly, or Daily). Default is Semiannually.
- Calculate: Click the Calculate button or press Enter on your keyboard.
Results: You'll see the Future Value (total amount after interest) and Total Interest Earned. The formula used is displayed below the results.
Note: All inputs must be positive numbers. Errors are shown in red if invalid.
Previous Results
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Frequently Asked Questions
A CD is a time deposit offered by banks with a fixed interest rate and fixed date of withdrawal. It typically offers higher interest rates than savings accounts in exchange for locking your money for a specific term.
More frequent compounding (e.g., daily vs. annually) results in higher returns because interest is calculated on previously earned interest more often. Our calculator allows you to compare different frequencies.
Yes, the formula used (compound interest) applies to any investment with compound growth, such as savings accounts, bonds, or retirement accounts. Just adjust the inputs accordingly.
