$
Enter your total investment amount.
Split equally across all rungs unless custom amounts entered
CD Rungs (Term & APY)
Total Interest Earned
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📅 CD Ladder Maturity Schedule
Rung
Principal
APY / Term
Interest
Maturity Value
⚠️ Disclaimer: CD rates change frequently. This calculator uses the APY rates you enter and assumes rates hold for the full term. Always verify current rates with your bank or credit union before investing. CDs are FDIC-insured up to $250,000 per depositor per bank.
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Sources & Methodology
CD ladder formula and compounding calculations verified against FDIC guidelines and standard compound interest mathematics used by all FDIC-insured institutions.
FDIC — Consumer News: CD Strategies
FDIC guidance on CD laddering as a savings strategy, including rate comparison tips, FDIC insurance limits per bank, and early withdrawal penalty considerations
Investopedia — CD Ladder Definition and Strategy
Standard definition of CD ladder strategy, rung structure, reinvestment methodology, and comparison with high-yield savings accounts
Methodology: For each rung: FV = Principal x (1 + APY/n)^(n x t), where n = compounding periods per year, t = term in years. Interest = FV - Principal. Total interest = sum of all rung interest. Blended APY = (Total Interest / Total Principal) for the weighted average term. Equal split: each rung receives (Total Investment / Number of Rungs).
⏱ Last reviewed: April 2026
How a CD Ladder Works — Complete 2026 Guide
A CD ladder is one of the most effective savings tools for earning higher interest while maintaining access to your money on a regular basis. Instead of locking all your savings into a single long-term CD, you spread it across multiple CDs with staggered maturity dates. This calculator makes it simple to model any CD ladder configuration and see exactly what you will earn.
The CD Ladder Formula
Future Value = Principal x (1 + APY/n)^(n x t)
Where: n = compounding periods per year (12 for monthly, 365 for daily)
t = term in years
Example: $10,000 at 4.50% APY compounded monthly for 3 years:
FV = $10,000 x (1 + 0.045/12)^(12 x 3) = $10,000 x 1.1440 = $11,440 ($1,440 interest)
t = term in years
Example: $10,000 at 4.50% APY compounded monthly for 3 years:
FV = $10,000 x (1 + 0.045/12)^(12 x 3) = $10,000 x 1.1440 = $11,440 ($1,440 interest)
Classic 5-Rung CD Ladder Example ($50,000)
| Rung | Principal | Term | Example APY | Interest Earned | Maturity Value |
|---|---|---|---|---|---|
| 1 | $10,000 | 1 year | 4.00% | $400 | $10,400 |
| 2 | $10,000 | 2 years | 4.25% | $868 | $10,868 |
| 3 | $10,000 | 3 years | 4.50% | $1,412 | $11,412 |
| 4 | $10,000 | 4 years | 4.60% | $1,985 | $11,985 |
| 5 | $10,000 | 5 years | 4.75% | $2,617 | $12,617 |
| Total | $50,000 | — | 4.42% avg | $7,282 | $57,282 |
When to Use a CD Ladder vs Other Options
- CD Ladder vs Single CD — Ladder provides annual liquidity; single CD locks all funds for the full term
- CD Ladder vs HYSA — CD ladder typically earns 0.5-1% more; HYSA offers full liquidity at any time
- CD Ladder vs Bonds — CDs are FDIC-insured with no principal risk; bonds carry market risk but may offer higher yields
- CD Ladder vs Money Market — CD ladder locks in rates; money market rates float with the market
💡 Pro Tip: Spread your CD ladder across 2-3 different FDIC-insured banks to maximize FDIC coverage. Each bank insures up to $250,000 per depositor. For a $500,000 CD ladder, use two banks ($250K each) to ensure full protection. Online banks typically offer the highest CD rates — always compare before opening.
Frequently Asked Questions
A CD ladder is a savings strategy where you split money across multiple CDs with different maturity dates (e.g., 1-year through 5-year). As each CD matures, you reinvest into a new long-term CD. This gives you regular access to funds while earning higher long-term rates.
Divide your total investment into equal portions and place each in a CD with a different term. For a 5-rung $50,000 ladder: $10,000 each in 1-, 2-, 3-, 4-, and 5-year CDs. When the 1-year matures, reinvest in a new 5-year CD. Every year after, one CD matures for liquidity or reinvestment.
A CD ladder provides liquidity every year, protects against rate changes (some CDs locked in at higher rates if rates fall, others reinvest at higher rates if rates rise), and typically earns more than keeping money in short-term CDs only.
The most common CD ladder has 5 rungs (1-year through 5-year CDs), providing one CD maturing per year. 3-rung and 4-rung ladders are also popular. More rungs provide more frequent liquidity. Fewer rungs are simpler and concentrate more money in higher-rate long-term CDs.
You have a grace period (typically 7-10 days) to withdraw or reinvest without penalty. In a CD ladder, you reinvest the matured principal plus interest into a new long-term CD (typically 5-year), maintaining the ladder structure while capturing current rates.
In 2026, competitive CD rates from online banks and credit unions range from 3.5-5.5% APY depending on term. Longer terms typically offer higher rates. Always compare rates from multiple institutions including online banks, credit unions, and traditional banks before opening.
CDs at FDIC-insured banks are guaranteed up to $250,000 per depositor per bank. You cannot lose principal if you hold to maturity. Early withdrawal incurs a penalty (typically 3-12 months of interest), which may reduce return but cannot eliminate principal in most cases.
APY (Annual Percentage Yield) includes compounding and represents your actual annual return. APR is the simple rate without compounding. APY is always equal to or higher than APR. Always compare CDs using APY for an accurate apples-to-apples comparison.
For each rung: FV = Principal x (1 + APY/n)^(n x t). Interest = FV - Principal. Total ladder interest = sum of all rungs. Example: $10,000 at 4.5% APY monthly compounding for 3 years: $10,000 x (1 + 0.045/12)^36 = $11,440, earning $1,440 in interest.
A CD ladder is better if you want guaranteed fixed rates and do not need immediate access to all funds. A HYSA is better if you need full liquidity at any time. CD ladder rates are typically 0.5-1% higher. Many savers use both: CD ladder for stable savings, HYSA for emergency fund.
Yes. A CD ladder remains a solid low-risk strategy in 2026, especially if you can lock in rates above 4% APY. If rates rise, maturing CDs reinvest at higher rates. If rates fall, existing CDs stay locked in at higher rates. Particularly suitable for risk-averse savers with medium-term goals.
Most banks require $500-$1,000 minimum per CD. For a 5-rung ladder with $500 minimums, you need at least $2,500. Most advisors recommend $10,000-$25,000 minimum for meaningful interest income. Jumbo CDs ($100,000+) may offer slightly higher rates.
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