30-Year 1.0% Treasury Inflation-Indexed Bond, Due 2/15/2049
DTP30F49 • Economic Data from Federal Reserve Economic Data (FRED)
Latest Value
2.55
Year-over-Year Change
-1.69%
Date Range
10/7/2021 - 8/6/2025
Summary
The 30-Year Treasury Inflation-Indexed Bond represents a long-term government security designed to protect investors against inflation by adjusting principal and interest payments based on changes in the Consumer Price Index. This financial instrument provides crucial insights into market expectations of future inflation and real interest rates.
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 government bonds that provide a hedge against inflation by linking their principal value to the Consumer Price Index. Economists and investors closely monitor these securities to understand market-implied inflation expectations and assess long-term economic stability.
Methodology
The bond's value is calculated by adjusting the principal amount quarterly based on changes in the Consumer Price Index, with interest payments calculated on the adjusted principal.
Historical Context
These bonds are used by policymakers, investors, and economists to gauge long-term inflation expectations and make informed decisions about monetary policy and investment strategies.
Key Facts
- Provides protection against unexpected inflation
- Offers a direct measure of real interest rates
- Issued and backed by the U.S. Treasury Department
FAQs
Q: How do Treasury Inflation-Protected Securities (TIPS) 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 guaranteed hedge against inflation, protecting investors from the erosion of purchasing power during periods of rising prices.
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 TIPS unique?
A: The long-term nature of this bond provides insights into market expectations of inflation over an extended period, making it valuable for long-term economic analysis.
Q: How often is this data updated?
A: The bond's value is adjusted quarterly, with market prices and yields changing continuously based on economic conditions and investor sentiment.
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Citation
U.S. Federal Reserve, 30-Year 1.0% Treasury Inflation-Indexed Bond, Due 2/15/2049 [DTP30F49], retrieved from FRED.
Last Checked: 8/1/2025