$500 I Bond with 3.60% Fixed Rate Purchased July 2000

 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
2000 500.001.91%7.49%503.00506.20509.20512.40515.602000
2001518.801.52%6.69%521.60524.60527.40530.40533.20536.201.44%6.53%539.00542.00544.80547.80550.802001
2002553.801.19%6.02%556.60559.40562.00564.80567.60570.400.28%4.17%572.40574.40576.40578.40580.202002
2003582.201.23%6.10%585.20588.00591.00594.00597.00600.001.77%7.20%603.60607.20610.80614.40618.002003
2004621.600.54%4.70%624.00626.40628.80631.40633.80636.201.19%6.02%639.40642.60645.80649.00652.202004
2005655.401.33%6.31%658.80662.20665.60669.20672.60676.001.79%7.24%680.00684.00688.20692.20696.402005
2006700.402.85%9.40%705.80711.20716.60722.20727.80733.400.50%4.62%736.20739.00741.80744.60747.402006
2007750.401.55%6.76%754.60758.80763.00767.20771.40775.801.21%6.06%779.60783.60787.40791.40795.402007
2008799.401.53%6.72%803.80808.20812.80817.20821.80826.202.42%8.53%832.00837.80843.60849.60855.402008
2009861.402.46%8.61%867.40873.60879.80886.00892.20898.40-2.78%0.00%898.40898.40898.40898.40898.402009
2010898.401.53%6.72%903.40908.40913.40918.40923.40928.600.77%5.17%932.60936.60940.60944.60948.602010
2011952.600.37%4.35%956.00959.40963.00966.40969.80973.402.30%8.28%980.00986.60993.401,000.001,006.802011
20121,013.601.53%6.72%1,019.201,024.801,030.401,036.201,042.001,047.601.10%5.84%1,052.601,057.601,062.801,067.801,073.002012
20131,078.200.88%5.39%1,083.001,087.801,092.601,097.401,102.401,107.200.59%4.80%1,111.601,116.001,120.401,124.801,129.402013
20141,133.800.59%4.80%1,138.201,142.801,147.401,151.801,156.401,161.000.92%5.47%1,166.201,171.401,176.801,182.001,187.402014
20151,192.800.74%5.11%1,197.801,202.801,208.001,213.001,218.201,223.20-0.80%1.97%1,225.201,227.201,229.201,231.201,233.202015
20161,235.200.77%5.17%1,240.401,245.801,251.001,256.401,261.801,267.200.08%3.76%1,271.201,275.001,279.001,283.001,287.002016
20171,291.001.38%6.41%1,297.801,304.601,311.601,318.401,325.401,332.400.98%5.60%1,338.601,344.801,351.001,357.201,363.402017
20181,369.801.24%6.12%1,376.601,383.601,390.601,397.601,404.601,411.801.11%5.86%1,418.601,425.401,432.401,439.201,446.202018
20191,453.201.16%5.96%1,460.401,467.401,474.601,482.001,489.201,496.600.70%5.03%1,502.801,509.001,515.401,521.601,528.002019
20201,534.201.01%5.66%1,541.401,548.601,555.801,563.001,570.201,577.600.53%4.68%1,583.601,589.801,596.001,602.201,608.402020
20211,614.600.84%5.31%1,621.601,628.801,635.801,643.001,650.201,657.401.77%7.20%1,667.201,677.001,687.001,697.001,707.002021
20221,717.003.56%10.85%1,732.201,747.601,763.001,778.601,794.201,810.204.81%13.39%1,829.801,849.801,869.801,890.201,910.602022
20231,931.403.24%10.20%1,947.401,963.601,980.001,996.602,013.202,030.001.69%7.04%2,041.802,053.602,065.402,077.402,089.402023
20242,101.401.97%7.61%2,114.602,127.802,141.002,154.402,167.802,181.401.48%6.61%2,193.202,205.202,217.202,229.202,241.402024
20252,253.400.95%5.53%2,263.602,274.002,284.402,294.802,305.202,315.801.43%6.51%2,328.202,340.602,353.202,365.802,378.402025
20262,391.201.56%6.78%2,404.602,418.002,431.402,445.002,458.602,472.20

From $500.00 to $2,472.20 over 26.0 years = 6.24% average annual increase compounded semi-annually.

Generated  11/04/25  09:10