CD Calculator
Estimate the end balance, gross interest, tax impact, and yearly schedule for a certificate of deposit or fixed-term savings account.
Deposit Length
Unable to calculate the CD projection with the current values.
CD projection result:
About CD Calculator
CD Calculator estimates how a fixed deposit grows when interest compounds throughout the term. It also shows the effect of a marginal tax rate on the interest earned so you can compare gross growth against after-tax growth year by year.
How To Use It
Enter the opening deposit, the total term, the annual rate, and the compounding pattern.
- Enter the initial deposit amount and the full deposit length in years and months.
- Choose the annual interest rate and how often the deposit compounds.
- Add the marginal tax rate to estimate after-tax growth, then click Calculate CD Growth.
Examples
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Long-term deposit with monthly compounding
Input: Initial Deposit: 20000 Deposit Length: 15 years 0 months Interest Rate: 6% Compound: Monthly (APR) Marginal Tax Rate: 10% Output: End Balance: about $44,876.54 Total Interest: about $27,640.60 Total Tax: about $2,764.06
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Shorter term certificate
Input: Initial Deposit: 15000 Deposit Length: 3 years 6 months Interest Rate: 4.4% Compound: Quarterly Marginal Tax Rate: 22% Output: Review the ending balance, net interest after tax, and the annual schedule.
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