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How much US Treasury debt was due within a year on 31 August 2015?

On , $3.14 trillion of marketable US Treasury debt was due within 12 months, 5.2% more than a year earlier ($2.98 trillion on ).

September 2015 is the largest month, with $484.09 billion

Marketable Treasury debt maturing each month, $ trillion

  • Bills
  • Notes and bonds
  • TIPS and floating rate notes
September 2015 is the largest month, with $484.09 billion0.000.250.500.751.00Sep0.48Oct0.36Nov0.35Dec0.25Jan0.28Feb0.27Mar0.18Apr0.24May0.19Jun0.15Jul0.22Aug0.17September 2015 is the largest month, with $484.09 billion0.000.250.500.751.00SepNovJanMarMayJul

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
September 2015484,089382,986101,1030007
October 2015364,721265,00499,7170008
November 2015346,182216,998123,5995,585009
December 2015245,750144,998100,7520008
January 2016282,135121,00099,697020,43841,0009
February 2016272,440120,998146,0115,4320010
March 2016175,70149,995125,7060006
April 2016235,57425,000128,110041,47340,9907
May 2016194,96925,001151,14418,824007
June 2016150,90324,998125,9050005
July 2016215,38325,000125,752023,63141,0007
August 2016170,46421,997148,4670006
All of these months3,138,3121,423,9751,475,96429,84085,542122,99089

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

What is all marketable debt made of?

KindAmount, $ millionShare
Bills1,423,97511.1%
Notes8,338,72065.0%
Bonds1,675,26913.1%
TIPS1,122,1488.7%
Floating rate notes274,0462.1%
All marketable debt12,834,158100.0%

Bills, the securities that mature within a year of issue, made up 11.1% of marketable debt at the month-end and 45.4% of what matures in the months above.

Weighted by amount, marketable debt had 69.6 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 August 20153,138,3121,423,97545.4%
31 August 20142,982,5021,451,99748.7%

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
September 2015484,08910.0%
October 2015364,72100.0%
November 2015346,1823260.1%
December 2015245,75000.0%
January 2016282,1351,9110.7%
February 2016272,44036,70713.5%
March 2016175,70123,58713.4%
April 2016235,57427,76811.8%
May 2016194,96939,26920.1%
June 2016150,90313,5679.0%
July 2016215,38310,8225.0%
August 2016170,46413,3267.8%

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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