I Bond Calculator

Report

Total value in November 2026: $1,148.40 (purchase amount $1,000.00, interest $148.40). If redeemed today: $1,136.40.

You can now:

Modify This Portfolio

Add Bond Purchases

Tabular Portfolio Value

Holding 1
  • Purchase Amount: $1,000.00
  • Issue Date: May 2023
  • Fixed Rate: 0.90%
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
2023 - Semiannual InflationSemiann. infl.: 1.69% Semiannual InflationSemiann. infl.: 1.97% 2023
Composite: 4.30% Composite: 4.86%
$1,000.00 $1,003.60 $1,007.20 $1,010.80 $1,014.40 $1,018.00 $1,021.60 $1,025.60
2024 Semiannual InflationSemiann. infl.: 1.97% Semiannual InflationSemiann. infl.: 1.48% Semiannual InflationSemiann. infl.: 0.95% 2024
Composite: 4.86% Composite: 3.87% Composite: 2.81%
$1,030.00 $1,034.00 $1,038.00 $1,042.40 $1,046.40 $1,049.60 $1,053.20 $1,056.40 $1,060.00 $1,063.20 $1,066.80 $1,069.20
2025 Semiannual InflationSemiann. infl.: 0.95% Semiannual InflationSemiann. infl.: 1.43% Semiannual InflationSemiann. infl.: 1.56% 2025
Composite: 2.81% Composite: 3.77% Composite: 4.03%
$1,071.60 $1,074.40 $1,076.80 $1,079.20 $1,081.60 $1,084.80 $1,088.40 $1,091.60 $1,095.20 $1,098.40 $1,102.00 $1,105.60
2026 Semiannual InflationSemiann. infl.: 1.56% Semiannual InflationSemiann. infl.: 1.67% Semiannual InflationSemiann. infl.: 2.04% - 2026
Composite: 4.03% Composite: 4.26% Composite: 5.00%
$1,109.20 $1,113.20 $1,116.80 $1,120.40 $1,124.40 $1,128.40 $1,132.40 $1,136.40 $1,140.40 $1,144.40 $1,148.40

$1,136.40†
Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec.
Legend