30-Year 1.0% Treasury Inflation-Indexed Bond, Due 2/15/2048
DTP30F48 • Economic Data from Federal Reserve Economic Data (FRED)
Latest Value
2.54
Year-over-Year Change
-1.59%
Date Range
10/7/2021 - 8/6/2025
Summary
The 30-Year Treasury Inflation-Indexed Bond tracks long-term inflation expectations and provides investors with a government-backed security that adjusts for price changes. This financial instrument offers insights into market perceptions of future inflation and real economic growth.
Analysis & Context
This economic indicator provides valuable insights into current market conditions and economic trends. The data is updated regularly by the Federal Reserve and represents one of the most reliable sources for economic analysis.
Understanding this metric helps economists, policymakers, and investors make informed decisions about economic conditions and future trends. The interactive chart above allows you to explore historical patterns and identify key trends over time.
About This Dataset
Treasury Inflation-Protected Securities (TIPS) are designed to protect investors from inflation by adjusting the principal based on changes in the Consumer Price Index. Economists and investors use these bonds to gauge market expectations about future inflation rates and real interest rates.
Methodology
The bond's principal value is adjusted quarterly based on the Consumer Price Index, with interest payments calculated on the inflation-adjusted principal.
Historical Context
Central banks and policymakers analyze these bonds to understand market expectations and inform monetary policy decisions.
Key Facts
- Provides protection against inflation by adjusting principal value
- Offers a government-backed investment with inflation protection
- Reflects long-term market expectations for inflation and economic growth
FAQs
Q: How do Treasury Inflation-Protected Securities work?
A: TIPS adjust their principal value based on inflation, ensuring that the investment maintains its purchasing power. Interest payments are calculated on the inflation-adjusted principal.
Q: Why are TIPS important for investors?
A: TIPS provide a hedge against inflation, protecting investors from the erosion of purchasing power during periods of rising prices. They offer a way to preserve real investment value.
Q: How is the inflation adjustment calculated?
A: The principal is adjusted quarterly using the Consumer Price Index (CPI), with increases adding to the principal and decreases potentially reducing the principal.
Q: What makes this 30-year bond unique?
A: The long-term nature of this bond provides insights into extended inflation expectations and offers a long-duration inflation protection strategy for investors.
Q: How often is this data updated?
A: The bond's value and inflation adjustments are typically updated quarterly, with market prices reflecting real-time economic conditions and expectations.
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Citation
U.S. Federal Reserve, 30-Year 1.0% Treasury Inflation-Indexed Bond, Due 2/15/2048 [DTP30F48], retrieved from FRED.
Last Checked: 8/1/2025