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How much US Treasury debt was due within a year on 31 May 2021?

On , $6.87 trillion of marketable US Treasury debt was due within 12 months, 0.4% less than a year earlier ($6.90 trillion on ), the smallest amount since .

June 2021 is the largest month, with $1.49 trillion

Marketable Treasury debt maturing each month, $ trillion

  • Bills
  • Notes and bonds
  • TIPS and floating rate notes
June 2021 is the largest month, with $1.49 trillion0.000.501.001.50Jun1.49Jul1.32Aug0.92Sep0.58Oct0.48Nov0.54Dec0.23Jan0.29Feb0.27Mar0.19Apr0.30May0.27June 2021 is the largest month, with $1.49 trillion0.000.501.001.50JunAugOctDecFebApr

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
June 20211,487,6171,345,370142,24700013
July 20211,315,6601,076,696140,099042,08056,78515
August 2021921,643696,309215,8279,5060015
September 2021575,629431,402144,22700012
October 2021483,766280,418145,2370058,1109
November 2021535,343280,279224,43130,6320010
December 2021228,00378,718149,2850006
January 2022292,24738,636147,288048,25858,0647
February 2022272,88237,771235,1110006
March 2022185,70335,210150,4920005
April 2022301,66538,008151,400048,34763,9107
May 2022273,89838,260235,6380006
All of these months6,874,0544,377,0772,081,28340,139138,685236,871111

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

What is all marketable debt made of?

KindAmount, $ millionShare
Bills4,377,07720.6%
Notes11,714,44055.0%
Bonds3,093,81014.5%
TIPS1,585,3247.4%
Floating rate notes527,4692.5%
All marketable debt21,298,120100.0%

Bills, the securities that mature within a year of issue, made up 20.6% of marketable debt at the month-end and 63.7% of what matures in the months above.

Weighted by amount, marketable debt had 68.6 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 May 20216,874,0544,377,07763.7%
31 May 20206,901,9694,629,91867.1%

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
June 20211,487,617115,2357.7%
July 20211,315,660124,8159.5%
August 2021921,643133,47914.5%
September 2021575,62966,68911.6%
October 2021483,76661,78812.8%
November 2021535,343110,51320.6%
December 2021228,00356,45424.8%
January 2022292,24752,11317.8%
February 2022272,88295,66635.1%
March 2022185,70347,28725.5%
April 2022301,66548,99516.2%
May 2022273,89896,95435.4%

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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