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CD Calculator: Certificate of Deposit Maturity Value

See what a CD grows to at maturity, the interest you earn, and how it compares to leaving cash idle.

Updated July 23, 2026More banking & savings tools

Your numbers

Your CD

The rate the CD advertises.

Maturity value

$10,450

After 1 year.

Interest earned
$450
Total return
4.50%
In today's money
$10,146

After 3% inflation.

Early-withdrawal penalty
$113

~3 months of interest.

APY
4.50%
Deposit
$10,000

Where it goes

  • Your deposit96%
  • Interest4%

Over time

$0$2.7K$5.5K$8.2K$11K024681012
  • CD value
Month

Your personalized analysis

Summary

Your CD matures at $10,450

A $10,000 deposit at 4.50% APY for 1 year grows to $10,450, earning $450 in guaranteed interest. Unlike a savings account, the rate is locked for the full term, so it can't fall if the Fed cuts rates.

Watch out

Your money is locked for 1 year

Withdrawing early typically forfeits about 3 months of interest — roughly $113 here. That's why a CD should only hold money you're certain you won't need before maturity. Never put your emergency fund in a CD; use a high-yield savings account for anything you might need quickly.

Recommendation

Consider a CD ladder instead of one long CD

Splitting your deposit across CDs of different terms — a "ladder" — gives you a portion maturing regularly, so you keep access to some cash and can reinvest at new rates, while still earning more than a savings account. It's the standard way to avoid locking everything at one rate for one date.

Next step

Compare against a high-yield savings account

A CD locks your rate; a savings account stays liquid but its rate floats. If rates are expected to fall, locking a CD is attractive; if you might need the money or rates are rising, savings often wins. Compare the two on the same deposit.

High-yield savings calculator

Example calculations

Worked scenarios with the full analysis, so you can see how the numbers move before entering your own.

$10,000 in a 1-year CD at 4.5%

A standard one-year certificate — a common home for cash you won't need for a year.

Maturity value

$10,450

Interest earned
$450
Total return
4.50%
In today's money
$10,146
Early-withdrawal penalty
$113
APY
4.50%
Deposit
$10,000
Summary

Your CD matures at $10,450

A $10,000 deposit at 4.50% APY for 1 year grows to $10,450, earning $450 in guaranteed interest. Unlike a savings account, the rate is locked for the full term, so it can't fall if the Fed cuts rates.

Watch out

Your money is locked for 1 year

Withdrawing early typically forfeits about 3 months of interest — roughly $113 here. That's why a CD should only hold money you're certain you won't need before maturity. Never put your emergency fund in a CD; use a high-yield savings account for anything you might need quickly.

Recommendation

Consider a CD ladder instead of one long CD

Splitting your deposit across CDs of different terms — a "ladder" — gives you a portion maturing regularly, so you keep access to some cash and can reinvest at new rates, while still earning more than a savings account. It's the standard way to avoid locking everything at one rate for one date.

$25,000 in a 5-year CD at 4.0%

A longer term locking a rate for five years, trading liquidity for rate certainty.

Maturity value

$30,416

Interest earned
$5,416
Total return
21.67%
In today's money
$26,237
Early-withdrawal penalty
$500
APY
4%
Deposit
$25,000
Summary

Your CD matures at $30,416

A $25,000 deposit at 4% APY for 5 years grows to $30,416, earning $5,416 in guaranteed interest. Unlike a savings account, the rate is locked for the full term, so it can't fall if the Fed cuts rates.

Watch out

Your money is locked for 5 years

Withdrawing early typically forfeits about 6 months of interest — roughly $500 here. That's why a CD should only hold money you're certain you won't need before maturity. Never put your emergency fund in a CD; use a high-yield savings account for anything you might need quickly.

Recommendation

Consider a CD ladder instead of one long CD

Splitting your deposit across CDs of different terms — a "ladder" — gives you a portion maturing regularly, so you keep access to some cash and can reinvest at new rates, while still earning more than a savings account. It's the standard way to avoid locking everything at one rate for one date.

$5,000 in a 6-month CD at 4.75%

A short-term CD for near-term cash, often carrying a competitive promotional rate.

Maturity value

$5,117

Interest earned
$117
Total return
2.35%
In today's money
$5,042
Early-withdrawal penalty
$20
APY
4.75%
Deposit
$5,000
Summary

Your CD matures at $5,117

A $5,000 deposit at 4.75% APY for 6 months grows to $5,117, earning $117 in guaranteed interest. Unlike a savings account, the rate is locked for the full term, so it can't fall if the Fed cuts rates.

Watch out

Your money is locked for 6 months

Withdrawing early typically forfeits about 1 months of interest — roughly $20 here. That's why a CD should only hold money you're certain you won't need before maturity. Never put your emergency fund in a CD; use a high-yield savings account for anything you might need quickly.

Recommendation

Consider a CD ladder instead of one long CD

Splitting your deposit across CDs of different terms — a "ladder" — gives you a portion maturing regularly, so you keep access to some cash and can reinvest at new rates, while still earning more than a savings account. It's the standard way to avoid locking everything at one rate for one date.

$50,000 in a 3-year CD at 4.25%

A larger deposit locked for three years, showing how interest compounds over a medium term.

Maturity value

$56,650

Interest earned
$6,650
Total return
13.30%
In today's money
$51,843
Early-withdrawal penalty
$531
APY
4.25%
Deposit
$50,000
Summary

Your CD matures at $56,650

A $50,000 deposit at 4.25% APY for 3 years grows to $56,650, earning $6,650 in guaranteed interest. Unlike a savings account, the rate is locked for the full term, so it can't fall if the Fed cuts rates.

Watch out

Your money is locked for 3 years

Withdrawing early typically forfeits about 3 months of interest — roughly $531 here. That's why a CD should only hold money you're certain you won't need before maturity. Never put your emergency fund in a CD; use a high-yield savings account for anything you might need quickly.

Recommendation

Consider a CD ladder instead of one long CD

Splitting your deposit across CDs of different terms — a "ladder" — gives you a portion maturing regularly, so you keep access to some cash and can reinvest at new rates, while still earning more than a savings account. It's the standard way to avoid locking everything at one rate for one date.

The basics

How a certificate of deposit works

A CD is a savings product where you agree to leave a fixed sum with a bank for a set term — three months to five years or more — in exchange for a fixed interest rate. Because the bank knows it can keep your money for the whole term, CDs usually pay more than a regular savings account, and the rate is locked so it won't drop if market rates fall.

At maturity you get your deposit back plus the interest. The trade-off is liquidity: withdraw before the term ends and you typically forfeit several months of interest as a penalty. CDs are FDIC-insured up to $250,000, so the deposit itself is as safe as any bank account.

  • Fixed rate, locked for the full term
  • FDIC-insured up to $250,000 per depositor, per bank
  • Early withdrawal usually forfeits a few months of interest
  • Longer terms often — but not always — pay higher rates

CD vs high-yield savings

The choice comes down to whether you'd rather lock a rate or keep access to your money. A CD guarantees today's rate for the term, which is valuable when rates are expected to fall. A high-yield savings account keeps your money fully liquid but its rate floats, rising and falling with the market.

A CD ladder blends the two: you split your money across CDs maturing at staggered dates, so some matures regularly for access or reinvestment while the rest stays locked at higher rates. It's the standard way to capture CD rates without locking everything to a single date.

Common mistakes

  1. 1

    Putting an emergency fund in a CD

    CDs penalize early withdrawal, defeating the purpose of an emergency fund. Keep emergency money in a liquid high-yield savings account.

  2. 2

    Ignoring the early-withdrawal penalty

    Breaking a CD forfeits months of interest. Only deposit money you're sure you can leave for the full term.

  3. 3

    Chasing the longest term for a slightly higher rate

    Locking money for five years for a fraction more rate can backfire if rates rise or you need the cash. Match the term to when you'll need the money.

  4. 4

    Forgetting CDs auto-renew

    Many CDs roll into a new term automatically at maturity, often at a lower rate. Note the maturity date and decide actively rather than letting it renew.

  5. 5

    Overlooking taxes on interest

    CD interest is taxed as ordinary income each year, even before maturity on multi-year CDs. Factor that into the real return.

Common questions

How much interest does a CD earn?

It depends on the deposit, APY and term. A $10,000 deposit in a 1-year CD at 4.5% earns about $450. Longer terms earn more in total because they compound over more time. Enter your numbers above for the exact maturity value and interest.

Can I withdraw from a CD early?

Usually yes, but with a penalty — typically a few months of interest, more on longer terms. Some 'no-penalty' CDs allow early withdrawal, usually at a slightly lower rate. Because of the penalty, only put money in a CD that you're confident you won't need before maturity.

Are CDs safe?

Yes. CDs at FDIC-insured banks (or NCUA-insured credit unions) are protected up to $250,000 per depositor, per institution. The rate is also fixed, so unlike a bond fund the value can't fall. The main risk is opportunity cost — locking a rate that later looks low if market rates rise.

Is a CD better than a savings account?

It depends on your needs and rate expectations. A CD locks a rate, which is good when rates are falling, but the money is locked too. A high-yield savings account stays liquid with a floating rate. For an emergency fund, always choose savings; for money you can set aside, a CD may pay a bit more.

What is a CD ladder?

A CD ladder splits your money across several CDs with staggered maturity dates — for example, 1-, 2- and 3-year CDs. As each matures you reinvest it, so you regularly have some money coming available and can capture new rates, while still earning more than a savings account on the locked portion.

Glossary

Certificate of deposit
A time deposit paying a fixed rate for a set term, in exchange for leaving the money untouched until maturity.
Maturity
The date the CD term ends and you can withdraw your deposit plus interest without penalty.
APY
Annual percentage yield — the effective yearly return including compounding, used to compare accounts.
Early-withdrawal penalty
Interest forfeited for taking money out of a CD before maturity, often several months' worth.
CD ladder
A strategy of holding multiple CDs with staggered maturity dates to balance rate and liquidity.
FDIC insurance
Federal protection of deposits up to $250,000 per depositor, per bank, per ownership category.

Related tools

The next calculations that usually follow this one.

  • High-Yield Savings Calculator

    Project your balance with monthly deposits — and see how much a high-yield account earns over a big-bank one.

  • APY Calculator

    Turn a stated interest rate and compounding frequency into the real annual percentage yield you'll earn.

  • Savings Goal Calculator

    Work backwards from the number you need to the monthly amount that gets you there.

  • Compound Interest Calculator

    See the balance, the split between contributions and growth, and what it actually buys.

  • Inflation Calculator

    Translate future dollars into today's purchasing power — the adjustment most plans skip.

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