Treasury Department announces new Series I bond rate of 5.51% for the next six months

The U.S. Department of the Treasury has announced new Series I bond rates through April 2027.

# Treasury Department announces new Series I bond rate of 5.51% for the next six months The U.S. Department of the Treasury has announced new Series I bond rates through April 2027. **Read the full article:** [CNBC](https://www.cnbc.com/2026/10/30/treasury-i-bond-rate-through-april-2027.html) *This article was originally published by CNBC. MoneyWiseInc provides expert curation of the best financial content from trusted sources.*