I Bond Calculator

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Total earnings from May 2025 to May 2025: $10,000.00.

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Tabular Portfolio Value

Holding 1
  • Cost: $10,000.00
  • Holding: May 2025
  • Fixed Rate: 1.10%
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
2025 - Inflation: 1.43% - 2025
Composite: 3.98%
$10,000.00*

$10,000.00*†
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
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