Daily Treasury Long Term Rate Data

Published by Office of Debt Management | Department of the Treasury | Metadata Last Checked: August 02, 2025 | Last Modified: 2014-08-18

The Long-Term Composite Rate is the unweighted average of bid yields on all outstanding fixed-coupon bonds neither due nor callable in less than 10 years. Dataset updated daily every weekday.

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20 Year CMT Extrapolation Factor LT Composite LT Composite (>10 Years) LT>25 Linear Extrapolation Factor Long Term Rate non callable bonds unweighted average of bid yields

Complete Metadata

bureauCode	[ "015:00" ]
identifier	015-DO-038
issued	2014-08-31T00:00:00
programCode	[ "015:000" ]

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