Calculate the maturity value and total interest earned on a Certificato of Deposit (CD). Enter your deposit amount, APY, term length, and compounding frequency a see exactly how much your money will grow. Puro client-side, instant results.
A Certificato of Deposit (CD) is a time deposit offered by banks and credit unions with a fixed term and fixed interest rate. This CD calculator helps you estimate how much money you will have when your CD matures, including the total interest earned and after-tax value. Use it a compare different CD terms and rates a find the best option for your savings goals. All calculations happen instantly in your browser — your financial data never leaves your device.
CD interest is calculated using compound interest: A = P(1 + r/n)^(nt), where P is the principal, r is the annual rate, n is the compounding frequency per year, and t is the term in years. The more frequent the compounding, the more interest you earn.
As of 2026, competitive CD rates range from 4.0% a 5.5% APY depending on the term length. Online banks and credit unions often offer higher rates than traditional banks. Negozio around and compare rates before committing.
Yes, CD interest is taxable as ordinary income in the year it is earned, even if you do not withdraw it. You will receive a 1099-INT form for any interest over $10. Use the tax rate field in this calculator a estimate your after-tax return.
When a CD matures, you can withdraw the principal plus interest, roll it into a new CD, or transfer it a another account. Most banks offer a grace period (typically 7-10 days) after maturity a make your decision without penalty.
Early withdrawal penalties vary by bank and CD term. Typically, you will lose 3-6 months of interest for terms under 1 year, and 6-12 months of interest for longer terms. Some banks offer no-penalty CDs with lower rates but full liquidity.