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

How much US Treasury debt was maturing within a year on 31 March 2021?

On , $7.15 trillion of marketable US Treasury debt was due within 12 months, 46.1% more than a year earlier ($4.89 trillion on ).

Marketable Treasury debt maturing each month, by kind

April 2021 to March 2022As of the month-end of

Marketable Treasury debt maturing each month, by kind, April 2021 to March 2022

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$7.15T
  • Bills$4.67T
  • Notes and bonds$2.11T
  • TIPS and FRNs$370.00B
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, 31 March 2020. Every month is in the table under "The numbers behind the chart".

Debt due within 12 months of 31 March 2021 and of 31 March 2020 ($ million)
MeasureThis month-endA year earlier
Month-end
Due within 12 months7,146,4324,890,465
Bills4,669,0382,657,439
Notes2,057,1921,843,706
Bonds50,20534,717
TIPS138,886136,687
FRNs231,111217,916
Securities111102
Bills share65.3%54.3%

Observed .

That month-end

April 2021 is the largest month, with $1.72 trillion.

Bills, the securities that mature within a year of issue, were 65.3% of what was due in these months.

A year earlier

At the month-end a year before, , $4.89 trillion was due within the next 12 months, against $7.15 trillion at this one.

All marketable debt

Marketable Treasury debt outstanding at the month-end was $21.38 trillion, by kind:

  • Bills $4.67T
  • Notes and bonds $14.60T
  • TIPS and FRNs $2.11T

Bills made up 21.8% of it. Weighted by amount, it had 66.7 months to go until it matures, on average.

Each kind, in millions

Understanding the maturity calendar

Where it stands today

$7.15T was due within 12 months of the month-end of , 65.3% 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
April 20211,722,0681,471,723142,597049,60358,14514
May 20211,279,3671,048,951220,34910,0670014
June 2021939,740797,493142,24700013
July 2021787,556549,079140,099041,58956,78915
August 2021492,344267,010215,8279,5060010
September 2021410,132265,905144,2270008
October 2021242,51439,165145,2370058,1116
November 2021294,44039,377224,43130,632007
December 2021228,00378,718149,2850006
January 2022291,68338,636147,288047,69558,0647
February 2022272,88237,771235,1110006
March 2022185,70335,210150,4920005
All of these months7,146,4324,669,0382,057,19250,205138,886231,111111

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

What was all marketable debt made of?31 March 2021, $ million
Marketable Treasury debt outstanding at the month-end ($ million)
KindAmount, $ millionShare
Bills4,669,03821.8%
Notes11,597,18154.2%
Bonds3,006,28514.1%
TIPS1,581,9767.4%
Floating rate notes526,2922.5%
All marketable debt21,380,772100.0%
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
April 20211,722,068160,4499.3%
May 20211,279,367174,93913.7%
June 2021939,74087,2959.3%
July 2021787,55681,72010.4%
August 2021492,344111,60622.7%
September 2021410,13258,91014.4%
October 2021242,51435,03714.4%
November 2021294,44088,45430.0%
December 2021228,00355,55224.4%
January 2022291,68350,96117.5%
February 2022272,88292,98134.1%
March 2022185,70346,50725.0%

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.