Projected Composite Rate Range for 2025 Based on the latest data, the composite rate for I Bonds in 2025 is expected to range between 3.5% and 5%, depending on inflation and Treasury yield behavior. The i bond rates prediction 2025 reflects a balancing act between decreasing inflation and the U.S. Treasury’s response via fixed rates. This makes the i bond fixed rate prediction all t... https://www.federalpensionadvisors.com/post/i-bond-rates-prediction-2025