$500 I Bond with 0.20% Fixed Rate Purchased November 2019

 Jan
1
Feb
1
Mar
1
Apr
1
May
1
Infla
tion
Rate
Com
posite
Rate
Jun
1
Jul
1
Aug
1
Sep
1
Oct
1
Nov
1
Infla
tion
Rate
Com
posite
Rate
Dec
1
2019 500.001.01%2.22%501.002019
2020501.80502.80503.60504.60505.600.53%1.26%506.20506.60507.20507.80508.20508.800.84%1.88%509.602020
2021510.40511.20512.00512.80513.601.77%3.74%515.20516.80518.40520.00521.60523.203.56%7.33%526.402021
2022529.60532.80536.00539.20542.404.81%9.83%546.80551.20555.60560.00564.60569.003.24%6.69%572.202022
2023575.20578.40581.60584.80588.001.69%3.58%589.80591.40593.20595.00596.80598.601.97%4.14%600.602023
2024602.80604.80606.80609.00611.001.48%3.16%612.60614.20615.80617.40619.00620.600.95%2.10%621.602024
2025622.80623.80625.00626.00627.201.43%3.06%628.80630.40632.00633.60635.20636.80

From $500.00 to $636.80 over 6.0 years = 4.07% average annual increase compounded semi-annually.

Generated  05/01/25  10:59