A CD, or certificate of deposit, is a savings product where you agree to leave a sum of money untouched for a fixed period — the term — and in return the bank pays you a guaranteed, fixed interest rate. Unlike a regular savings account whose rate can change at any time, a CD locks in your rate the moment you open it, so you know exactly what you will earn. The catch is liquidity: you commit to leaving the money in place until the term ends, and pulling it out early usually triggers a penalty. That predictability versus flexibility is the entire trade-off.
How a CD works
You choose an amount and a term, ranging from a few months to several years, and deposit the money. The bank pays interest at the agreed fixed rate for the whole term. When the term ends — the maturity date — you get your original deposit back plus the interest earned. At maturity you can withdraw the money or roll it into a new CD. Because the rate is fixed, a CD shines when you want certainty and do not need access to that cash during the term. A CD fits best inside a wider goal, so it pairs well with how to make a savings plan in 2026.
CD terms and rates
| Term length |
Typical use |
Rate behavior |
| 3-6 months |
Short parking of cash |
Often lower, very liquid soon |
| 1 year |
Common middle ground |
Balances rate and lock-up |
| 2-3 years |
Money not needed for a while |
Sometimes higher fixed rate |
| 5 years |
Long horizon, rate certainty |
Highest lock-in, least flexible |
Rates vary by bank and by the broader rate environment, so the actual numbers in 2026 depend on where you look. Longer terms often pay more, but not always — in some conditions shorter terms pay competitively. This is general information, not personalized advice, so verify current rates and your own situation before committing.
When a CD makes sense
- You have a known future expense — a down payment in 18 months, for example — and want a guaranteed return with no market risk.
- You want to lock in a rate you expect might fall.
- You will not need the money during the term, so the penalty never bites.
- You want zero volatility for a slice of savings beyond your emergency fund.
A popular technique is CD laddering: splitting money across several CDs with staggered maturities so a portion comes available regularly while still capturing longer-term rates.
What to skip
- A CD for your emergency fund. Emergencies do not wait for maturity; keep that money fully liquid.
- Chasing a slightly higher rate with a much longer lock-up you are not sure you can honor.
- Ignoring the early withdrawal penalty. It can erase a meaningful chunk of the interest you earned.
FAQ
What happens if I withdraw from a CD early?
You typically pay an early withdrawal penalty, often equal to several months of interest. On short-term CDs this can even dip into your principal, so only commit money you can leave alone.
Is a CD safe?
A CD at an insured bank is among the safest places to put money, since the deposit is protected up to legal limits. The main risk is opportunity cost if rates rise after you lock in.
Does a CD pay more than a savings account?
Often a CD pays a higher fixed rate than a standard savings account in exchange for the lock-up, though a competitive high-yield savings account can sometimes rival short CDs while staying liquid.
What is a CD ladder?
A CD ladder spreads money across multiple CDs with different maturity dates, so part of your money frees up at regular intervals while the rest keeps earning longer-term rates.
Where to go next
See what is a savings account in 2026, the best low-risk investments for 2026, and understanding APR vs APY in 2026.