I-Bond Calculator (Series I Savings Bonds)
Calculate Series I Savings Bond value with current composite rate. See early redemption penalty and year-by-year growth.
Value at Maturity
$11,668.45
Total Interest
$1,668.45
Effective Annual Return
3.13%
I Bond Summary
| Purchase Amount | $10,000.00 |
| Value Before Penalty | $11,668.45 |
| Final Value | $11,668.45 |
| Total Interest Earned | $1,668.45 |
| Effective Annual Return | 3.13% |
Use the I-Bond Calculator (Series I Savings Bonds) above to calculate your results. Enter your values and see instant results — all calculations run in your browser.
Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.
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