Table Data - Market Yield on U.S. Treasury Securities at 30-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed
| Title | Market Yield on U.S. Treasury Securities at 30-Year Constant Maturity, Quoted on an Investment Basis, Inflation-Indexed |
|---|---|
| Series ID | FII30 |
| Source | Board of Governors of the Federal Reserve System (US) |
| Release | H.15 Selected Interest Rates |
| Seasonal Adjustment | Not Seasonally Adjusted |
| Frequency | Monthly |
| Units | Percent |
| Date Range | 2010-02-01 to 2026-05-01 |
| Last Updated | 2026-06-01 3:16 PM CDT |
| Notes | For further information regarding treasury constant maturity data, please refer to the H.15 Statistical Release notes and the Treasury Yield Curve Methodology. |
| DATE | VALUE |
|---|---|
| 2010-02-01 | 2.16 |
| 2010-03-01 | 2.15 |
| 2010-04-01 | 2.05 |
| 2010-05-01 | 1.83 |
| 2010-06-01 | 1.77 |
| 2010-07-01 | 1.87 |
| 2010-08-01 | 1.76 |
| 2010-09-01 | 1.66 |
| 2010-10-01 | 1.44 |
| 2010-11-01 | 1.61 |
| 2010-12-01 | 1.89 |
| 2011-01-01 | 1.97 |
| 2011-02-01 | 2.13 |
| 2011-03-01 | 1.89 |
| 2011-04-01 | 1.79 |
| 2011-05-01 | 1.77 |
| 2011-06-01 | 1.78 |
| 2011-07-01 | 1.62 |
| 2011-08-01 | 1.10 |
| 2011-09-01 | 1.02 |
| 2011-10-01 | 0.99 |
| 2011-11-01 | 0.78 |
| 2011-12-01 | 0.78 |
| 2012-01-01 | 0.74 |
| 2012-02-01 | 0.72 |
| 2012-03-01 | 0.87 |
| 2012-04-01 | 0.79 |
| 2012-05-01 | 0.68 |
| 2012-06-01 | 0.50 |
| 2012-07-01 | 0.39 |
| 2012-08-01 | 0.47 |
| 2012-09-01 | 0.44 |
| 2012-10-01 | 0.41 |
| 2012-11-01 | 0.35 |
| 2012-12-01 | 0.33 |
| 2013-01-01 | 0.48 |
| 2013-02-01 | 0.57 |
| 2013-03-01 | 0.62 |
| 2013-04-01 | 0.48 |
| 2013-05-01 | 0.72 |
| 2013-06-01 | 1.21 |
| 2013-07-01 | 1.34 |
| 2013-08-01 | 1.44 |
| 2013-09-01 | 1.50 |
| 2013-10-01 | 1.37 |
| 2013-11-01 | 1.51 |
| 2013-12-01 | 1.61 |
| 2014-01-01 | 1.44 |
| 2014-02-01 | 1.40 |
| 2014-03-01 | 1.33 |
| 2014-04-01 | 1.23 |
| 2014-05-01 | 1.08 |
| 2014-06-01 | 1.11 |
| 2014-07-01 | 0.98 |
| 2014-08-01 | 0.90 |
| 2014-09-01 | 1.05 |
| 2014-10-01 | 0.96 |
| 2014-11-01 | 0.99 |
| 2014-12-01 | 0.89 |
| 2015-01-01 | 0.66 |
| 2015-02-01 | 0.73 |
| 2015-03-01 | 0.73 |
| 2015-04-01 | 0.65 |
| 2015-05-01 | 0.96 |
| 2015-06-01 | 1.13 |
| 2015-07-01 | 1.11 |
| 2015-08-01 | 1.08 |
| 2015-09-01 | 1.24 |
| 2015-10-01 | 1.22 |
| 2015-11-01 | 1.25 |
| 2015-12-01 | 1.26 |
| 2016-01-01 | 1.26 |
| 2016-02-01 | 1.09 |
| 2016-03-01 | 0.99 |
| 2016-04-01 | 0.86 |
| 2016-05-01 | 0.86 |
| 2016-06-01 | 0.82 |
| 2016-07-01 | 0.61 |
| 2016-08-01 | 0.62 |
| 2016-09-01 | 0.64 |
| 2016-10-01 | 0.69 |
| 2016-11-01 | 0.86 |
| 2016-12-01 | 1.04 |
| 2017-01-01 | 0.92 |
| 2017-02-01 | 0.93 |
| 2017-03-01 | 0.99 |
| 2017-04-01 | 0.91 |
| 2017-05-01 | 0.99 |
| 2017-06-01 | 0.93 |
| 2017-07-01 | 1.01 |
| 2017-08-01 | 0.93 |
| 2017-09-01 | 0.87 |
| 2017-10-01 | 0.94 |
| 2017-11-01 | 0.87 |
| 2017-12-01 | 0.80 |
| 2018-01-01 | 0.80 |
| 2018-02-01 | 0.99 |
| 2018-03-01 | 0.99 |
| 2018-04-01 | 0.93 |
| 2018-05-01 | 0.98 |
| 2018-06-01 | 0.93 |
| 2018-07-01 | 0.88 |
| 2018-08-01 | 0.92 |
| 2018-09-01 | 1.00 |
| 2018-10-01 | 1.21 |
| 2018-11-01 | 1.30 |
| 2018-12-01 | 1.19 |
| 2019-01-01 | 1.19 |
| 2019-02-01 | 1.10 |
| 2019-03-01 | 1.02 |
| 2019-04-01 | 0.97 |
| 2019-05-01 | 0.92 |
| 2019-06-01 | 0.79 |
| 2019-07-01 | 0.77 |
| 2019-08-01 | 0.49 |
| 2019-09-01 | 0.51 |
| 2019-10-01 | 0.55 |
| 2019-11-01 | 0.54 |
| 2019-12-01 | 0.52 |
| 2020-01-01 | 0.43 |
| 2020-02-01 | 0.29 |
| 2020-03-01 | 0.16 |
| 2020-04-01 | -0.12 |
| 2020-05-01 | -0.08 |
| 2020-06-01 | -0.06 |
| 2020-07-01 | -0.29 |
| 2020-08-01 | -0.35 |
| 2020-09-01 | -0.34 |
| 2020-10-01 | -0.29 |
| 2020-11-01 | -0.26 |
| 2020-12-01 | -0.33 |
| 2021-01-01 | -0.28 |
| 2021-02-01 | -0.10 |
| 2021-03-01 | 0.11 |
| 2021-04-01 | 0.05 |
| 2021-05-01 | -0.01 |
| 2021-06-01 | -0.13 |
| 2021-07-01 | -0.29 |
| 2021-08-01 | -0.31 |
| 2021-09-01 | -0.30 |
| 2021-10-01 | -0.29 |
| 2021-11-01 | -0.44 |
| 2021-12-01 | -0.42 |
| 2022-01-01 | -0.14 |
| 2022-02-01 | 0.07 |
| 2022-03-01 | -0.08 |
| 2022-04-01 | 0.26 |
| 2022-05-01 | 0.60 |
| 2022-06-01 | 0.78 |
| 2022-07-01 | 0.89 |
| 2022-08-01 | 0.84 |
| 2022-09-01 | 1.29 |
| 2022-10-01 | 1.71 |
| 2022-11-01 | 1.60 |
| 2022-12-01 | 1.40 |
| 2023-01-01 | 1.42 |
| 2023-02-01 | 1.51 |
| 2023-03-01 | 1.51 |
| 2023-04-01 | 1.45 |
| 2023-05-01 | 1.60 |
| 2023-06-01 | 1.64 |
| 2023-07-01 | 1.69 |
| 2023-08-01 | 1.97 |
| 2023-09-01 | 2.13 |
| 2023-10-01 | 2.48 |
| 2023-11-01 | 2.26 |
| 2023-12-01 | 1.95 |
| 2024-01-01 | 2.02 |
| 2024-02-01 | 2.12 |
| 2024-03-01 | 2.09 |
| 2024-04-01 | 2.31 |
| 2024-05-01 | 2.28 |
| 2024-06-01 | 2.17 |
| 2024-07-01 | 2.18 |
| 2024-08-01 | 2.03 |
| 2024-09-01 | 1.93 |
| 2024-10-01 | 2.10 |
| 2024-11-01 | 2.25 |
| 2024-12-01 | 2.31 |
| 2025-01-01 | 2.50 |
| 2025-02-01 | 2.35 |
| 2025-03-01 | 2.35 |
| 2025-04-01 | 2.51 |
| 2025-05-01 | 2.62 |
| 2025-06-01 | 2.61 |
| 2025-07-01 | 2.61 |
| 2025-08-01 | 2.60 |
| 2025-09-01 | 2.49 |
| 2025-10-01 | 2.41 |
| 2025-11-01 | 2.49 |
| 2025-12-01 | 2.58 |
| 2026-01-01 | 2.59 |
| 2026-02-01 | 2.52 |
| 2026-03-01 | 2.62 |
| 2026-04-01 | 2.66 |
| 2026-05-01 | 2.73 |