500metrics

All sources checked Checked

How much US Treasury debt was due within a year on 29 February 2008?

On , $1.74 trillion of marketable US Treasury debt was due within 12 months, 9.5% more than a year earlier ($1.59 trillion on ), the largest amount of any month-end we hold.

May 2008 is the largest month, with $380.20 billion

Marketable Treasury debt maturing each month, $ trillion

  • Bills
  • Notes and bonds
  • TIPS and floating rate notes
May 2008 is the largest month, with $380.20 billion0.000.250.500.751.00Mar0.34Apr0.25May0.38Jun0.12Jul0.15Aug0.18Sep0.04Oct0.04Nov0.09Dec0.04Jan0.06Feb0.06May 2008 is the largest month, with $380.20 billion0.000.250.500.751.00MarMayJulSepNovJan

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
March 2008339,327312,48526,8420006
April 2008248,014221,17726,8370006
May 2008380,197267,027113,1710009
June 2008120,67594,17626,4990005
July 2008145,789119,36026,4290006
August 2008179,320111,16868,1520007
September 200840,502040,5020002
October 200838,724038,7240002
November 200889,052089,0520004
December 200840,817040,8170002
January 200959,346038,979020,36703
February 200962,780062,7800003
All of these months1,744,5411,125,392598,782020,367055

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

What is all marketable debt made of?

KindAmount, $ millionShare
Bills1,125,39224.2%
Notes2,478,32253.3%
Bonds571,78112.3%
TIPS471,79710.2%
Floating rate notes00.0%
All marketable debt4,647,293100.0%

Bills, the securities that mature within a year of issue, made up 24.2% of marketable debt at the month-end and 64.5% of what matures in the months above.

Weighted by amount, marketable debt had 55.8 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
29 February 20081,744,5411,125,39264.5%
28 February 20071,592,732982,08861.7%

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
March 2008339,32750,77715.0%
April 2008248,01437,39415.1%
May 2008380,19768,26518.0%
June 2008120,67520,52917.0%
July 2008145,78930,75321.1%
August 2008179,32033,17418.5%
September 200840,5026,84116.9%
October 200838,7243,8109.8%
November 200889,05214,11315.8%
December 200840,8176,13915.0%
January 200959,3467,37512.4%
February 200962,7808,44713.5%

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

Our text and compilation: CC BY 4.0. How to reuse and cite this page.