Key Takeaways
- Long-term U.S. government bonds with 30-year maturity.
- Pays fixed interest semiannually; principal returned at maturity.
- Backed by full U.S. government credit; very low risk.
- Highest yields among Treasuries; sensitive to interest rates.
What is 30-Year Treasury?
The 30-Year Treasury is a long-term obligation issued by the U.S. Department of the Treasury with a maturity of 30 years, paying fixed interest semiannually. It is backed by the full faith and credit of the U.S. government, making it a widely recognized safe haven investment.
Investors receive regular interest payments until maturity, when the original face value is returned, providing predictable income and principal security.
Key Characteristics
The 30-Year Treasury offers distinct features that appeal to long-term investors:
- Maturity: Fixed 30-year term, allowing you to hold the bond until full repayment.
- Interest Payments: Semiannual fixed coupon payments based on the bond's auction-set rate.
- Credit Quality: Virtually risk-free due to U.S. government backing, classified as a safe haven asset.
- Liquidity: High market liquidity enables buying or selling before maturity in the secondary market.
- Tax Treatment: Interest income is exempt from state and local taxes but subject to federal income tax.
- Price Sensitivity: Prices fluctuate with interest rate changes and macroeconomic factors, influenced by duration.
How It Works
When you purchase a 30-Year Treasury, you effectively lend money to the U.S. government for three decades. The bond pays fixed interest every six months, and at maturity, you receive the original face value.
The bond’s price in the secondary market varies inversely with prevailing interest rates: if rates rise, the bond’s price falls, and vice versa. This price volatility is tied to the bond’s Macaulay duration, a measure of interest rate sensitivity, which is longer for 30-year bonds compared to shorter maturities.
Examples and Use Cases
30-Year Treasuries serve multiple roles in investment portfolios and the broader economy:
- Long-term income: Investors seeking steady cash flow can rely on fixed semiannual coupons over 30 years.
- Portfolio stability: Pension funds and insurance companies use these bonds to match long-term liabilities.
- Benchmarking: Yields on 30-Year Treasuries influence mortgage rates and corporate bonds, including those issued by companies like Delta.
- ETF exposure: For diversified bond exposure, consider options like the best bond ETFs that include long-term Treasuries.
Important Considerations
While 30-Year Treasuries offer safety and predictable income, their long duration means they are sensitive to interest rate fluctuations, potentially causing price volatility if sold before maturity. Understanding concepts like duration helps gauge this risk.
Additionally, investors should evaluate tax implications and consider how these bonds fit within a diversified portfolio, including alternatives such as the best low-cost index funds for balanced growth and income.
Final Words
30-Year Treasury bonds offer a reliable, long-term income stream backed by the U.S. government, making them a low-risk component in diversified portfolios. Monitor interest rate trends closely to time your investment or consider comparing current yields with other fixed-income options to optimize returns.
Frequently Asked Questions
A 30-Year Treasury bond is a long-term debt security issued by the U.S. Department of the Treasury with a maturity of 30 years. It pays a fixed interest rate every six months and returns the principal amount at maturity, backed by the full faith and credit of the U.S. government.
30-Year Treasury bonds pay a fixed interest rate set at auction, with payments made semiannually. These interest payments are exempt from state and local taxes but are subject to federal income tax.
They are backed by the full faith and credit of the U.S. government, which means they carry extremely low credit risk. This government backing makes them one of the safest and most liquid investments available.
The price of a 30-Year Treasury bond moves inversely to its yield to maturity. If the yield is higher than the bond's coupon rate, the bond will trade below its face value, and if the yield is lower, it will trade above face value.
30-Year Treasury bonds have the longest maturity and typically offer the highest yields among Treasury securities. Unlike Treasury bills, which mature in less than a year and are sold at a discount, bonds pay fixed semiannual interest and are issued for 20 or 30 years.
Yes, 30-Year Treasury bonds can be sold anytime in the secondary market before maturity. Their high liquidity allows investors to buy and sell them electronically.
A 30-Year TIPS is a type of Treasury bond that adjusts its principal value based on changes in the Consumer Price Index (CPI), helping to preserve purchasing power against inflation while paying a fixed interest rate on the adjusted principal.
Yields on 30-Year Treasury bonds fluctuate with economic conditions and interest rate changes. They tend to rise during periods of economic growth and inflation expectations, and fall when investors seek safe, stable income in lower-rate environments.


