$500 I Bond with 0.00% Fixed Rate Purchased April 2015

 Jan
1
Feb
1
Mar
1
Apr
1
Infla
tion
Rate
Com
posite
Rate
May
1
Jun
1
Jul
1
Aug
1
Sep
1
Oct
1
Infla
tion
Rate
Com
posite
Rate
Nov
1
Dec
1
2015 500.000.74%1.48%500.60501.20501.80502.40503.00503.80-0.80%0.00%503.80503.802015
2016503.80503.80503.80503.800.77%1.54%504.40505.00505.80506.40507.00507.600.08%0.16%507.60507.802016
2017507.80507.80508.00508.001.38%2.76%509.20510.40511.40512.60513.80515.000.98%1.96%515.80516.602017
2018517.60518.40519.20520.001.24%2.48%521.00522.20523.20524.20525.40526.401.11%2.22%527.40528.402018
2019529.40530.20531.20532.201.16%2.32%533.20534.20535.20536.40537.40538.400.70%1.40%539.00539.602019
2020540.20541.00541.60542.201.01%2.02%543.20544.00545.00545.80546.80547.600.53%1.06%548.00548.602020
2021549.00549.60550.00550.600.84%1.68%551.40552.20553.00553.60554.40555.201.77%3.54%556.80558.402021
2022560.00561.80563.40565.003.56%7.12%568.40571.60575.00578.40581.80585.204.81%9.62%589.80594.402022
2023599.20603.80608.60613.403.24%6.48%616.60620.00623.20626.60630.00633.201.69%3.38%635.00636.802023
2024638.60640.40642.20644.001.97%3.94%646.00648.20650.40652.40654.60656.601.48%2.96%658.20659.802024
2025661.40663.00664.60666.400.95%1.90%667.40668.60669.60670.60671.60672.801.43%2.86%674.40676.002025
2026677.60679.20680.80682.401.56%3.12%684.20686.00687.80689.40691.20693.00

From $500.00 to $693.00 over 11.5 years = 2.86% average annual increase compounded semi-annually.

Generated  11/04/25  09:11