I Bond Value — September 2021
A $1,000.00 I Bond issued in September 2021 is worth $1,238.40 today.
Current total value
$1,238.40
Redemption value (incl. penalty)
$1,228.80
Current composite rate
3.12%
Interest earned to date
$238.40
About this September 2021 I Bond
This Series I savings bond was issued in September 2021 and locked in a fixed rate of 0.00% for the life of the bond. It has earned interest for 4 years, 9 months, and its inflation component resets every six months. It is currently earning a composite rate of 3.12%.
Because this bond is less than five years old, redeeming it now forfeits the most recent three months of interest — a penalty of $9.60. Its redemption value today is $1,228.80.
Semiannual value table
Value of this $1,000.00 I Bond at the start of each six-month earning period since issue.
| Period start | Composite rate | Value | Value after penalty |
|---|---|---|---|
| September 2021 | 3.54% | $1,000.00 | $1,000.00 |
| March 2022 | 7.12% | $1,017.60 | $1,008.80 |
| September 2022 | 9.62% | $1,054.00 | $1,035.60 |
| March 2023 | 6.48% | $1,104.80 | $1,079.20 |
| September 2023 | 3.38% | $1,140.40 | $1,122.40 |
| March 2024 | 3.94% | $1,159.60 | $1,150.00 |
| September 2024 | 2.96% | $1,182.40 | $1,170.80 |
| March 2025 | 1.90% | $1,200.00 | $1,191.20 |
| September 2025 | 2.86% | $1,211.60 | $1,205.60 |
| March 2026 | 3.12% | $1,228.80 | $1,220.40 |
Other amounts for September 2021
Check your own numbers
Want to value a different amount or date? Open the calculator prefilled for this September 2021 bond, or browse every issue month.