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How much US Treasury debt was due within a year on 31 March 2024?

On , $9.18 trillion of marketable US Treasury debt was due within 12 months, 27.4% more than a year earlier ($7.21 trillion on ), the largest amount of any month-end we hold.

April 2024 is the largest month, with $2.37 trillion

Marketable Treasury debt maturing each month, $ trillion

  • Bills
  • Notes and bonds
  • TIPS and floating rate notes
April 2024 is the largest month, with $2.37 trillion0.001.002.003.00Apr2.37May1.77Jun1.05Jul0.88Aug0.70Sep0.51Oct0.38Nov0.33Dec0.23Jan0.40Feb0.34Mar0.22April 2024 is the largest month, with $2.37 trillion0.001.002.003.00AprJunAugOctDecFeb

Source: U.S. Treasury, Fiscal Data, Monthly Statement of the Public Debt. Observed .

Each month as a table
Marketable Treasury debt maturing each month ($ million)
Maturing inTotalBillsNotesBondsTIPSFRNsSecurities
April 20242,369,7212,064,117194,890039,36471,34915
May 20241,765,7481,480,242285,50600013
June 20241,054,788867,194187,59400012
July 2024884,209570,976189,924053,23370,07614
August 2024697,857423,054274,80300010
September 2024508,230324,327183,9040008
October 2024384,63196,035178,346042,27867,9728
November 2024331,67247,305274,7629,604007
December 2024225,98545,514180,4710005
January 2025395,42448,611179,682099,14367,9888
February 2025339,93649,395281,0329,509007
March 2025224,77646,094178,6810005
All of these months9,182,9776,062,8652,589,59519,113234,018277,386112

The table scrolls sideways; the first column stays in place.

What is all marketable debt made of?

KindAmount, $ millionShare
Bills6,062,86522.6%
Notes13,731,46351.2%
Bonds4,467,02916.7%
TIPS1,999,3337.5%
Floating rate notes553,5662.1%
All marketable debt26,814,256100.0%

Bills, the securities that mature within a year of issue, made up 22.6% of marketable debt at the month-end and 66.0% of what matures in the months above.

Weighted by amount, marketable debt had 70.5 months to go until it matures, on average, at the month-end.

How does it compare with a year earlier?

Debt due within the next months ($ million)
Month-endTotalBillsBills share
31 March 20249,182,9776,062,86566.0%
31 March 20237,205,4904,068,83256.5%

About these figures

The Federal Reserve's part and the source

How much of it did the Federal Reserve hold?

Maturing debt held in the Federal Reserve's System Open Market Account ($ million)
Maturing inTotalHeld by the FedFed share
April 20242,369,721105,3494.4%
May 20241,765,748159,3889.0%
June 20241,054,78845,4154.3%
July 2024884,20976,6428.7%
August 2024697,85797,67914.0%
September 2024508,23032,3976.4%
October 2024384,63138,81410.1%
November 2024331,67272,22321.8%
December 2024225,98529,51613.1%
January 2025395,42466,62516.8%
February 2025339,93686,52825.5%
March 2025224,77633,44214.9%

Source: Federal Reserve Bank of New York, SOMA holdings. Observed .

Source

Source: U.S. Treasury, Fiscal Data, Monthly Statement of the Public Debt. Observed .

Sources and licence

Sources and licence

  • U.S. Treasury, Bureau of the Fiscal Service, Fiscal Data (source). Licence: Public domain, a work of the US federal government
  • © 2026 Federal Reserve Bank of New York. Content from the New York Fed subject to the Terms of Use at newyorkfed.org. The Federal Reserve share of maturities is computed by 500metrics. (source). Licence: Federal Reserve Bank of New York terms of use

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