$500 I Bond with 1.10% Fixed Rate Purchased January 2004

 Jan
1
Infla
tion
Rate
Com
posite
Rate
Feb
1
Mar
1
Apr
1
May
1
Jun
1
Jul
1
Infla
tion
Rate
Com
posite
Rate
Aug
1
Sep
1
Oct
1
Nov
1
Dec
1
2004500.000.54%2.19%501.00501.80502.80503.60504.60505.401.19%3.49%506.80508.40509.80511.20512.802004
2005514.201.33%3.77%515.80517.40519.00520.60522.20523.801.79%4.70%525.80527.80530.00532.00534.002005
2006536.202.85%6.83%539.20542.20545.20548.40551.40554.600.50%2.11%555.60556.60557.60558.40559.402006
2007560.401.55%4.22%562.40564.40566.20568.20570.20572.201.21%3.53%573.80575.60577.20579.00580.602007
2008582.201.53%4.18%584.20586.20588.20590.20592.40594.402.42%5.97%597.40600.20603.20606.20609.202008
2009612.202.46%6.05%615.20618.40621.40624.40627.60630.80-2.78%0.00%630.80630.80630.80630.80630.802009
2010630.801.53%4.18%633.00635.20637.40639.60641.80644.000.77%2.65%645.40646.80648.20649.60651.202010
2011652.600.37%1.84%653.60654.60655.60656.60657.60658.602.30%5.73%661.80664.80668.00671.20674.202011
2012677.401.53%4.18%679.80682.00684.40686.80689.20691.601.10%3.31%693.40695.40697.20699.20701.202012
2013703.000.88%2.87%704.60706.40708.00709.80711.40713.000.59%2.29%714.40715.80717.00718.40719.802013
2014721.200.59%2.29%722.60724.00725.40726.60728.00729.400.92%2.95%731.20733.00734.80736.60738.402014
2015740.200.74%2.59%741.80743.40745.00746.60748.20749.80-0.80%0.00%749.80749.80749.80749.80749.802015
2016749.800.77%2.65%751.40753.00754.80756.40758.00759.800.08%1.26%760.60761.40762.20763.00763.802016
2017764.601.38%3.88%767.00769.60772.00774.40777.00779.400.98%3.07%781.40783.40785.40787.40789.402017
2018791.401.24%3.59%793.80796.20798.40800.80803.20805.601.11%3.33%807.80810.00812.20814.60816.802018
2019819.001.16%3.43%821.40823.60826.00828.40830.60833.000.70%2.51%834.80836.40838.20840.00841.802019
2020843.401.01%3.13%845.60847.80850.00852.20854.40856.600.53%2.17%858.20859.60861.20862.80864.402020
2021865.800.84%2.79%867.80869.80871.80873.80875.80877.801.77%4.66%881.20884.60888.00891.40894.802021
2022898.203.56%8.26%904.20910.40916.60922.80929.00935.204.81%10.77%943.40951.60960.00968.40977.002022
2023985.603.24%7.62%991.80998.001,004.201,010.401,016.801,023.201.69%4.50%1,027.001,030.801,034.601,038.401,042.402023
20241,046.201.97%5.06%1,050.601,055.001,059.401,063.801,068.201,072.601.48%4.08%1,076.201,079.801,083.401,087.201,090.802024
20251,094.400.95%3.01%1,097.201,099.801,102.601,105.401,108.201,110.801.43%3.98%1,114.401,118.201,121.801,125.401,129.202025
20261,133.001.56%4.24%1,137.001,141.001,145.001,149.001,153.001,157.00

From $500.00 to $1,157.00 over 22.5 years = 3.76% average annual increase compounded semi-annually.

Generated  11/04/25  09:10