Certificate of Deposit Calculator

Use our free Certificate of Deposit (CD) calculator to estimate the maturity value of a CD investment. Includes early withdrawal penalty calculations and APY comparison across different terms and rates.

Financial

Currency

Deposit Amount

Annual Percentage Yield (APY) (%)

CD Term (months)

months

Compounding Frequency

Early Withdrawal After (months, 0 = hold to maturity)

months

Interest Penalty (months of interest lost)

months

Formula

A Certificate of Deposit (CD) is a savings product that offers a fixed interest rate for a fixed term. CDs typically offer higher rates than savings accounts in exchange for locking up your money. This calculator includes early withdrawal penalty analysis.

A = P(1 + r/n)^(n × t/12), Penalty = P × r × penaltyMonths/12

Percentage: The percentage value you want to apply

Number: The original number or value

Result: The calculated result

How It Works

1Enter the deposit amount and APY interest rate.
2Choose the CD term in months (e.g., 6, 12, 24, 60 months).
3Select the compounding frequency.
4Optionally, enter early withdrawal details to see penalty-adjusted returns.

Examples

$25,000 at 5% APY for 12 months compounded monthly

1.Monthly rate = 5%/12 = 0.4167%
2.Periods = 12
3.A = $25,000(1.004167)^12 = $26,279

Result: $26,279

Frequently Asked Questions

A CD is a savings product offered by banks that pays a fixed interest rate for a fixed term. Funds must remain in the CD until maturity to avoid penalties.

CDs typically offer higher interest rates than savings accounts but require you to lock up your money for a fixed term. Early withdrawal penalties apply.

Early withdrawal typically results in a penalty of several months of interest. The exact penalty depends on the CD term and bank policies.

A CD ladder is a strategy where you invest in multiple CDs with different maturity dates to balance higher rates with liquidity.

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CD Investing Guide

CalculateMe Team

Last updated: 2026-07-15

Frequently Asked Questions

A CD is a savings product offered by banks that pays a fixed interest rate for a fixed term. Funds must remain in the CD until maturity to avoid penalties.

CDs typically offer higher interest rates than savings accounts but require you to lock up your money for a fixed term. Early withdrawal penalties apply.

Early withdrawal typically results in a penalty of several months of interest. The exact penalty depends on the CD term and bank policies.

A CD ladder is a strategy where you invest in multiple CDs with different maturity dates to balance higher rates with liquidity.

Certificate of Deposit Calculator

Formula

How It Works

Examples

$25,000 at 5% APY for 12 months compounded monthly

Frequently Asked Questions

What is a Certificate of Deposit?

How is a CD different from a savings account?

What happens if I withdraw early?

What is a CD ladder?

Related Calculators

Related Articles

Certificate of Deposit Calculator

Formula

How It Works

Examples

$25,000 at 5% APY for 12 months compounded monthly

Frequently Asked Questions

What is a Certificate of Deposit?

How is a CD different from a savings account?

What happens if I withdraw early?

What is a CD ladder?

Related Calculators

Related Articles