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Maturities · Month-end record, Monthly Statement of the Public Debt

How much US Treasury debt was maturing within a year on 30 September 2023?

On , $8.35 trillion of marketable US Treasury debt was due within 12 months, 24.5% more than a year earlier ($6.70 trillion on ), the largest amount of any month-end we hold.

Marketable Treasury debt maturing each month, by kind

October 2023 to September 2024As of the month-end of

Marketable Treasury debt maturing each month, by kind, October 2023 to September 2024

Each kind

  • Bills
  • Notes and bonds
  • TIPS and FRNs

Each column is one month after the month-end, in parts by kind of security; pointing at a column shows them.

The linesLatest:

  • Due within 12 months$8.35T
  • Bills$5.26T
  • Notes and bonds$2.64T
  • TIPS and FRNs$442.91B
Inspect and compare dates

What matures within 12 months of this month-end beside the same months counted from the month-end a year earlier, 30 September 2022. Every month is in the table under "The numbers behind the chart".

MeasureThis month-endA year earlier
Month-end
Due within 12 months8,345,7466,702,016
Bills5,260,4073,644,620
Notes2,642,4262,522,064
Bonds045,865
TIPS145,496160,907
FRNs297,417328,560
Securities106108
Bills share63.0%54.4%

Observed .

That month-end

October 2023 is the largest month, with $2.07 trillion.

Bills, the securities that mature within a year of issue, were 63.0% of what was due in these months.

A year earlier

At the month-end a year before, , $6.70 trillion was due within the next 12 months, against $8.35 trillion at this one.

All marketable debt

Marketable Treasury debt outstanding at the month-end was $25.61 trillion, by kind:

  • Bills $5.26T
  • Notes and bonds $17.84T
  • TIPS and FRNs $2.51T

Bills made up 20.5% of it. Weighted by amount, it had 71.9 months to go until it matures, on average.

Each kind, in millions

Understanding the maturity calendar

Where it stands today

$8.35T was due within 12 months of the month-end of , 63.0% of it in bills.

What does the maturity calendar show?

Treasury usually pays maturing debt with new borrowing, so the amount due is the amount Treasury rolls over into new securities.

Read more

Bills issued after the month-end are not here; the calendar filled with new bills every week.

The numbers behind the chart

How much was due in each of the 12 months after it?$ million, by kind
Marketable Treasury debt maturing each month ($ million)
Maturing inTotalBillsNotesBondsTIPSFRNsSecurities
October 20232,069,2341,798,883188,2470082,10414
November 20231,574,8531,302,778272,07500014
December 2023957,052762,336194,71600012
January 2024813,698489,452196,677053,68173,88714
February 2024651,338370,539280,79900010
March 2024482,949289,657193,2920007
April 2024343,16537,894194,890039,03271,3497
May 2024326,20040,694285,5060005
June 2024227,85040,256187,5940005
July 2024353,78040,996189,924052,78470,0767
August 2024318,59543,792274,8030006
September 2024227,03343,129183,9040005
All of these months8,345,7465,260,4072,642,4260145,496297,417106

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

What was all marketable debt made of?30 September 2023, $ million
Marketable Treasury debt outstanding at the month-end ($ million)
KindAmount, $ millionShare
Bills5,260,40720.5%
Notes13,594,52453.1%
Bonds4,246,89816.6%
TIPS1,935,8157.6%
Floating rate notes575,5562.2%
All marketable debt25,613,200100.0%
How much of it did the Federal Reserve hold?System Open Market Account, $ million
Maturing debt held in the Federal Reserve's System Open Market Account ($ million)
Maturing inTotalHeld by the FedFed share
October 20232,069,234107,5435.2%
November 20231,574,853139,0848.8%
December 2023957,05269,3357.2%
January 2024813,69876,8859.4%
February 2024651,338109,91516.9%
March 2024482,94949,89310.3%
April 2024343,16566,88019.5%
May 2024326,20094,85529.1%
June 2024227,85037,93216.6%
July 2024353,78060,53517.1%
August 2024318,59568,38121.5%
September 2024227,03331,67013.9%

Observed .

When are the figures from?

Observed .

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Sources

© 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) Terms: Federal Reserve Bank of New York terms of use.