10-year par yield on Treasuries (percentage points; constant maturity; nominal) - United States - Department of the Treasury - Daily
This series is part of the dataset: US Treasury constant-maturity par yields (Department of the Treasury)
Download Full Dataset (.xlsx)Latest updates. According to data published by the US Treasury, the par yield on 10-year US government bonds was 4.30 percent on 31 March 2026, versus 4.35 on 30 March.
Sample. This daily time series has a total of 9,066 observations. The series covers the time range extending from January 1990 to March 2026.
History. Here's a peek at a few descriptive statistics computed on the entire sample: the yield hit a trough of 0.52 percent on 4 August 2020; it reached its highest level of 9.09 on 2 May 1990; it was equal on average to 4.25.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-03-27 | 4.44 |
| 2026-03-30 | 4.35 |
| 2026-03-31 | 4.3 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 10-year yield US Treasury par yield curve |
| Country | United States |
| Economic concept | Interest rate |
| Data type | Constant-maturity nominal 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
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 | 5814 | 2003-01-02 | 2026-03-31 |
| 7-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5814 | 2003-01-02 | 2026-03-31 |
| 10-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5814 | 2003-01-02 | 2026-03-31 |
| 20-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5423 | 2004-07-27 | 2026-03-31 |
| 30-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 4029 | 2010-02-22 | 2026-03-31 |