CD Calculator
Certificate of Deposit Returns
Calculate your Certificate of Deposit returns with compound interest, effective APY, and early withdrawal penalties.
CD Details
Compound Interest Formula:
A = P(1 + r/n)^(nt)
P = principal, r = rate, n = compounds/year, t = years
About CDs
A Certificate of Deposit (CD) is a savings account with a fixed interest rate and fixed date of withdrawal (maturity).
Key Features:
• Fixed interest rate
• Fixed term length
• FDIC insured (up to $250k)
• Early withdrawal penalties
Features
- Compound interest calculation
- Multiple compounding frequencies
- Effective APY calculation
- Monthly growth breakdown
- Early withdrawal penalty
- Quick examples
- Copy results
CD Terms
Short-term:
3-12 months, lower rates
Medium-term:
1-3 years, moderate rates
Long-term:
3-5+ years, higher rates
Jumbo CD:
$100k+ deposit, best rates
Important Notes
APY vs APR: APY includes compounding, APR does not
Penalties: Typically 3-12 months of interest for early withdrawal
Laddering: Spread investments across multiple CDs for flexibility
Rate Shopping: Compare rates from multiple banks
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