Higgins Strategy

From the home page, Debt and Interest

Average interest rate on marketable debt

Highest since Sept 2008

3.518%

Time frame
Line chart of average interest rate on marketable debt, Sept 2025 to Sept 2026: from 3.406% to 3.518%.Line chart of average interest rate on marketable debt, 2021 to 2026: from 1.470% to 3.518%.Line chart of average interest rate on marketable debt, 2016 to 2026: from 1.996% to 3.518%.Line chart of average interest rate on marketable debt, 2001 to 2026: from 6.620% to 3.518%.

Source: Treasury, Fiscal Data, Average Interest Rates on U.S. Treasury Securities; series avg_interest_rates.Total Marketable. Data as of Sept 2026.

Average interest rate on marketable debt: every reading, newest first.
DateValue
Sept 20263.518%
Aug 20263.475%
July 20263.443%
June 20263.411%
May 20263.386%
April 20263.373%
March 20263.365%
Feb 20263.355%
Jan 20263.348%
Dec 20253.362%
Nov 20253.382%
Oct 20253.393%
Sept 20253.406%
Aug 20253.415%
July 20253.399%
June 20253.375%
May 20253.362%
April 20253.354%
March 20253.347%
Feb 20253.346%
Jan 20253.337%
Dec 20243.336%
Nov 20243.355%
Oct 20243.363%
Sept 20243.392%
Aug 20243.415%
July 20243.391%
June 20243.344%
May 20243.334%
April 20243.297%
March 20243.277%
Feb 20243.259%
Jan 20243.211%
Dec 20233.174%
Nov 20233.155%
Oct 20233.096%
Sept 20233.016%
Aug 20232.962%
July 20232.873%
June 20232.792%
May 20232.691%
April 20232.600%
March 20232.576%
Feb 20232.519%
Jan 20232.434%
Dec 20222.320%
Nov 20222.237%
Oct 20222.104%
Sept 20221.994%
Aug 20221.886%
July 20221.777%
June 20221.693%
May 20221.607%
April 20221.528%
March 20221.482%
Feb 20221.436%
Jan 20221.424%
Dec 20211.432%
Nov 20211.437%
Oct 20211.455%
Sept 20211.470%
Aug 20211.458%
July 20211.476%
June 20211.472%
May 20211.485%
April 20211.491%
March 20211.499%
Feb 20211.512%
Jan 20211.541%
Dec 20201.552%
Nov 20201.583%
Oct 20201.625%
Sept 20201.635%
Aug 20201.661%
July 20201.714%
June 20201.753%
May 20201.843%
April 20201.964%
March 20202.213%
Feb 20202.320%
Jan 20202.344%
Dec 20192.360%
Nov 20192.378%
Oct 20192.404%
Sept 20192.436%
Aug 20192.463%
July 20192.492%
June 20192.507%
May 20192.508%
April 20192.507%
March 20192.501%
Feb 20192.488%
Jan 20192.479%
Dec 20182.455%
Nov 20182.429%
Oct 20182.402%
Sept 20182.365%
Aug 20182.337%
July 20182.316%
June 20182.287%
May 20182.262%
April 20182.235%
March 20182.195%
Feb 20182.170%
Jan 20182.149%
Dec 20172.126%
Nov 20172.105%
Oct 20172.100%
Sept 20172.094%
Aug 20172.084%
July 20172.080%
June 20172.066%
May 20172.044%
April 20172.045%
March 20172.027%
Feb 20172.009%
Jan 20172.004%
Dec 20161.986%
Nov 20161.964%
Oct 20161.984%
Sept 20161.996%
Aug 20161.999%
July 20162.026%
June 20162.029%
May 20162.032%
April 20162.054%
March 20162.034%
Feb 20162.040%
Jan 20162.063%
Dec 20152.041%
Nov 20152.027%
Oct 20152.069%
Sept 20152.043%
Aug 20152.024%
July 20152.022%
June 20152.023%
May 20152.013%
April 20152.011%
March 20152.001%
Feb 20152.005%
Jan 20152.029%
Dec 20142.013%
Nov 20142.017%
Oct 20142.016%
Sept 20142.037%
Aug 20142.028%
July 20142.030%
June 20142.029%
May 20142.008%
April 20142.007%
March 20141.970%
Feb 20141.973%
Jan 20141.998%
Dec 20131.975%
Nov 20131.971%
Oct 20131.981%
Sept 20131.981%
Aug 20131.968%
July 20131.983%
June 20131.992%
May 20131.983%
April 20131.982%
March 20131.992%
Feb 20131.999%
Jan 20132.037%
Dec 20122.043%
Nov 20122.046%
Oct 20122.075%
Sept 20122.103%
Aug 20122.094%
July 20122.130%
June 20122.159%
May 20122.160%
April 20122.173%
March 20122.187%
Feb 20122.199%
Jan 20122.240%
Dec 20112.274%
Nov 20112.279%
Oct 20112.306%
Sept 20112.326%
Aug 20112.346%
July 20112.387%
June 20112.380%
May 20112.384%
April 20112.387%
March 20112.370%
Feb 20112.364%
Jan 20112.366%
Dec 20102.365%
Nov 20102.368%
Oct 20102.401%
Sept 20102.401%
Aug 20102.414%
July 20102.471%
June 20102.479%
May 20102.490%
April 20102.498%
March 20102.501%
Feb 20102.548%
Jan 20102.595%
Dec 20092.559%
Nov 20092.559%
Oct 20092.609%
Sept 20092.584%
Aug 20092.582%
July 20092.651%
June 20092.694%
May 20092.721%
April 20092.808%
March 20092.854%
Feb 20092.955%
Jan 20093.116%
Dec 20083.207%
Nov 20083.276%
Oct 20083.412%
Sept 20083.665%
Aug 20083.902%
July 20083.966%
June 20084.039%
May 20084.057%
April 20084.170%
March 20084.215%
Feb 20084.390%
Jan 20084.573%
Dec 20074.685%
Nov 20074.765%
Oct 20074.857%
Sept 20074.904%
Aug 20074.946%
July 20074.963%
June 20074.958%
May 20074.963%
April 20074.963%
March 20074.971%
Feb 20074.955%
Jan 20074.928%
Dec 20064.917%
Nov 20064.915%
Oct 20064.879%
Sept 20064.868%
Aug 20064.853%
July 20064.784%
June 20064.747%
May 20064.693%
April 20064.642%
March 20064.595%
Feb 20064.515%
Jan 20064.461%
Dec 20054.397%
Nov 20054.332%
Oct 20054.297%
Sept 20054.239%
Aug 20054.176%
June 20054.095%
May 20054.031%
April 20054.019%
March 20053.937%
Feb 20053.862%
Jan 20053.837%
Nov 20043.703%
Oct 20043.746%
Sept 20043.710%
Aug 20043.647%
July 20043.664%
June 20043.621%
May 20043.592%
April 20043.635%
March 20043.607%
Feb 20043.671%
Jan 20043.749%
Dec 20033.729%
Nov 20033.739%
Oct 20033.780%
Sept 20033.822%
Aug 20033.819%
July 20033.895%
June 20033.950%
May 20034.087%
April 20034.087%
March 20034.110%
Feb 20034.187%
Jan 20034.321%
Dec 20024.373%
Nov 20024.541%
Oct 20024.541%
Sept 20024.629%
Aug 20024.691%
July 20024.776%
June 20024.883%
May 20024.907%
April 20024.984%
March 20024.999%
Feb 20025.035%
Jan 20025.193%
Dec 20015.283%
Nov 20015.395%
Oct 20015.679%
Sept 20015.820%
Aug 20015.883%
July 20016.059%
June 20016.162%
May 20016.243%
April 20016.389%
March 20016.435%
Feb 20016.528%
Jan 20016.620%

Download CSV (every observation, %). Every dataset. Data licensed CC BY 4.0.