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10-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily

Latest updates. According to data published by the US Treasury, the real par yield on 10-year US inflation-linked government bonds was 1.78 percent on 24 September 2025, compared to 1.75 on the previous day.

Sample. In the daily time series presented in the figure, there are 5,687 observations overall. The span of time covered by the series stretches from January 2003 to September 2025.

History. Here’s a quick look at some summary statistics we calculated on the full sample: the yield hit a trough of -1.19 percent on 3 August 2021; it recorded its highest level of 3.15 on 21 November 2008; it had an average value of 0.96.

Latest values

Date Value - Percentage points
2025-09-22 1.78
2025-09-23 1.75
2025-09-24 1.78

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Series Metadata

Field Value
Description 10-year real yield US Treasury par real yield curve
Country United States
Economic concept Interest rate
Data type Constant-maturity real par yield
Deflation method Not applicable
Seasonally adjusted No
Rescaling None
Frequency Daily
Unit Percentage points
Source U.S. Department of the Treasury
Source type Federal Administration
Data licence Not copyrightable under U.S. law
Measure type Interpolated level (constant maturity)

Series in the same data set

Discover the other time series included in this data set.

Nominal yields

Series Name Observations Start Date End Date
1-month par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 6040 2001-07-31 2025-09-24
2-month par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 1735 2018-10-16 2025-09-24
3-month par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8936 1990-01-02 2025-09-24
4-month par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 733 2022-10-19 2025-09-24
6-month par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
1-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
2-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
3-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
5-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
7-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
10-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8939 1990-01-02 2025-09-24
20-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 8000 1993-10-01 2025-09-24
30-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily 7945 1990-01-02 2025-09-24

Real yields

Series Name Observations Start Date End Date
5-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily 5687 2003-01-02 2025-09-24
7-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily 5687 2003-01-02 2025-09-24
10-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily 5687 2003-01-02 2025-09-24
20-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily 5296 2004-07-27 2025-09-24
30-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily 3902 2010-02-22 2025-09-24