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.
See what a CD grows to at maturity, the interest you earn, and how it compares to leaving cash idle.
Maturity value
$10,450
After 1 year.
After 3% inflation.
~3 months of interest.
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.
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.
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.
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 calculatorWorked scenarios with the full analysis, so you can see how the numbers move before entering your own.
A standard one-year certificate — a common home for cash you won't need for a year.
Maturity value
$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.
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.
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.
A longer term locking a rate for five years, trading liquidity for rate certainty.
Maturity value
$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.
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.
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.
A short-term CD for near-term cash, often carrying a competitive promotional rate.
Maturity value
$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.
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.
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.
A larger deposit locked for three years, showing how interest compounds over a medium term.
Maturity value
$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.
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.
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.
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.
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.
CDs penalize early withdrawal, defeating the purpose of an emergency fund. Keep emergency money in a liquid high-yield savings account.
Breaking a CD forfeits months of interest. Only deposit money you're sure you can leave for the full term.
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.
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.
CD interest is taxed as ordinary income each year, even before maturity on multi-year CDs. Factor that into the real return.
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.
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.
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.
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.
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.
The next calculations that usually follow this one.
Project your balance with monthly deposits — and see how much a high-yield account earns over a big-bank one.
Turn a stated interest rate and compounding frequency into the real annual percentage yield you'll earn.
Work backwards from the number you need to the monthly amount that gets you there.
See the balance, the split between contributions and growth, and what it actually buys.
Translate future dollars into today's purchasing power — the adjustment most plans skip.
Guides that explain the decisions behind these numbers.
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