Banks advertise CDs by APY. Choose APR if you have the interest rate before compounding.

Taxes & early withdrawal

Your federal plus state marginal rate. Use 0% for a CD held in a Roth IRA.

Check your CD's disclosure; banks set their own penalties.

Balance at maturity

$10,400.00

$10,000 in a 12-month CD at 4% APY (3.922% interest rate compounded daily)

Deposit
$10,000.00
Interest earned
$400.00
Balance at maturity
$10,400.00

APY (annual percentage yield)

4%

Interest rate (APR), compounded daily

3.922%

Interest kept at a 22% tax rate

$312

Early withdrawal penalty (3 mo of interest)

$98.06

If you cash out early, the penalty of $98.06 is roughly the interest from the first 3 months. Withdraw before then and the penalty can eat into your $10,000 deposit.

Growth over the term

AfterInterest earnedBalance
3 months$98.53$10,098.53
6 months$198.04$10,198.04
9 months$298.52$10,298.52
1 year$400.00$10,400.00

CD Calculator by SureCalcs