$500 I Bond with 1.30% Fixed Rate Purchased December 2023

 Infla
tion
Rate
Com
posite
Rate
Jan
1
Feb
1
Mar
1
Apr
1
May
1
Jun
1
Infla
tion
Rate
Com
posite
Rate
Jul
1
Aug
1
Sep
1
Oct
1
Nov
1
Dec
1
2023 500.002023
20241.97%5.27%502.20504.40506.60508.80511.00513.201.48%4.28%515.00516.80518.60520.40522.40524.202024
20250.95%3.21%525.60527.00528.40529.80531.20532.601.43%4.18%534.40536.20538.20540.00541.80543.802025
20261.56%4.44%545.80547.80549.80551.80553.80555.801.67%4.66%558.00560.00562.20564.40566.60568.802026
20272.04%5.41%571.40573.80576.40579.00581.60584.20

From $500.00 to $584.20 over 3.5 years = 4.50% average annual increase compounded semi-annually.

Generated  10/30/26  15:02