21-year continuously compounded zero-coupon yield on Treasuries (per cent) - United States - Fed - Daily
This series is part of the dataset: US Treasury zero-coupon and forward rates (Federal Reserve)
Download Full Dataset (.xlsx)Latest updates. In the United States, the 21-year continuously compounded zero-coupon yield on Treasuries was 5.44 per cent on 18 September 2026, compared to 5.39 on 17 September 2026.
Sample. This daily time series has 10,190 records overall. The series covers the time range stretching from November 1985 to September 2026.
History. Check out a few summary statistics we calculated on the whole sample: the yield achieved a maximum of 10.49 per cent on 2 December 1985; it hit a minimum of 0.99 on 9 March 2020; it had an average value of 5.28.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2026-09-16 | 5.46110 |
| 2026-09-17 | 5.38850 |
| 2026-09-18 | 5.44060 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 21-year continuously compounded zero-coupon yield on Treasuries |
| Country | United States |
| Economic concept | Interest rate |
| Data type | Zero-coupon yield |
| Seasonally adjusted | No |
| Deflation method | Not applicable |
| Rescaling | None |
| Measure type | Interpolated level |
| Frequency | Daily |
| Unit | Percentage points |
| Source | Board of Governors of the Federal Reserve System |
| Source type | Central bank |
| Data licence | Licence to copy and distribute without permission |
| Other information | Yield curve fitted with Svensson method |
| FSR temporal aggregation code | LD1 |
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