20-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 20-year US government bonds was 4.97 percent on 22 June 2026, versus 4.91 on 18 June 2026.
Sample. There are 8,184 data points overall in the daily series displayed in the graph above. The time range covered by the series extends from October 1993 to June 2026.
History. Have a look at some summary statistics computed on the whole sample: the yield recorded its maximum of 8.30 percent on 4 November 1994; it reached its lowest level of 0.87 on 9 March 2020; it had a mean of 4.38.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-06-17 | 4.95 |
| 2026-06-18 | 4.91 |
| 2026-06-22 | 4.97 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 20-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 | 5871 | 2003-01-02 | 2026-06-22 |
| 7-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5871 | 2003-01-02 | 2026-06-22 |
| 10-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5871 | 2003-01-02 | 2026-06-22 |
| 20-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 5480 | 2004-07-27 | 2026-06-22 |
| 30-year real par yield on Treasuries (percentage points; constant maturity; real) - United States - Department of the Treasury - Daily | 4086 | 2010-02-22 | 2026-06-22 |