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CD Ladder Calculator – Build a Certificate of Deposit Strategy

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CD Ladder Calculator

Build a Certificate of Deposit ladder strategy to earn higher yields while maintaining regular access to your funds.

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Enter the total amount you want to invest across all CD rungs.
More rungs = more frequent liquidity.
Reinvest into the longest-term CD for compounding growth.
CD Ladder Configuration
Rung Term APY (%) Allocation Maturity Value
$0
Total Interest Earned
0%
Weighted Avg APY
0 yrs
Average Term
$0
Total Maturity Value
Annual Maturity Timeline

Each year, one CD matures — giving you liquidity or the option to reinvest.

5-Year Projection With Reinvestment
Year CD Maturing Maturity Amount Action Portfolio Value (End of Year)

Frequently Asked Questions

What is a CD Ladder?

A CD ladder is an investment strategy where you split your total funds across multiple Certificates of Deposit with staggered maturity dates (e.g., 1-year, 2-year, 3-year, 4-year, 5-year). This creates a cycle where a portion of your money becomes available each year, providing both liquidity and the higher yields of longer-term CDs.

How does CD laddering work in practice?

You divide your principal into equal portions and invest each portion in CDs with different terms. When the shortest-term CD matures, you can either use the cash or reinvest it into a new long-term CD (typically the longest rung). This keeps the ladder rolling and compounds your returns over time.

What are the main benefits of a CD ladder?

Liquidity: A portion of your money matures each year. Higher yields: Long-term CDs typically offer better rates than short-term ones. Rate flexibility: If rates rise, you can reinvest maturing CDs at higher rates. Risk management: FDIC-insured (up to $250,000 per depositor per bank), making CDs very safe.

CD Ladder vs. single long-term CD — which is better?

A single 5-year CD locks all your money away for 5 years. If you need cash early, you face penalties. A ladder gives you annual access to a portion of your funds while still capturing most of the higher long-term rates. For flexibility, the ladder usually wins.

Can I customize the number of rungs?

Absolutely. Common setups use 3, 4, or 5 rungs. A 3-rung ladder (1yr/2yr/3yr) provides liquidity every year with fewer CDs to manage. A 5-rung ladder (1yr through 5yr) maximizes rate exposure and gives you more granular access. Choose based on your cash flow needs.

What happens when a CD matures in a ladder?

When a CD reaches its maturity date, you receive the original principal plus all accrued interest. At that point, you have three choices: (1) reinvest into a new long-term CD to keep the ladder going, (2) withdraw the cash for expenses or other investments, or (3) adjust your ladder strategy based on current rate conditions.

Are CD ladders good for retirement planning?

Yes. CD ladders are popular among retirees and near-retirees because they provide predictable, scheduled income streams while preserving capital. Since each rung matures annually, you can plan withdrawals around living expenses without selling assets at a loss. The FDIC insurance adds peace of mind.

How do rising or falling interest rates affect a CD ladder?

Rising rates: Beneficial — maturing CDs get reinvested at higher rates, gradually lifting your overall yield. Falling rates: A ladder still benefits you because the locked-in long-term CDs keep earning their higher rates, cushioning the decline. This dual advantage makes ladders resilient across rate cycles.

What CD terms should I choose for my ladder?

The classic approach uses consecutive annual terms: 1-year, 2-year, 3-year, 4-year, and 5-year CDs. Some investors prefer shorter ladders (6-month, 1-year, 18-month, 2-year) for more frequent liquidity. The trade-off is that shorter terms generally carry lower APYs. Match the terms to your financial timeline.

Is there a minimum amount needed to start a CD ladder?

Many banks and credit unions have minimum deposit requirements for CDs, often ranging from $500 to $2,500 per CD. For a 5-rung ladder, you might need at least $2,500–$12,500 total. However, some online banks offer CDs with no minimums, making laddering accessible even with smaller amounts.

CDs are FDIC-insured up to $250,000 per depositor, per insured bank, for each account ownership category.

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