US National Debt Passes $40 Trillion as Long-Term Treasury Yields Reach Highest Level Since 2007
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The Facts
- U.S. federal debt outstanding surpassed $40 trillion in mid-August 2026, according to Treasury data.
- The 30-year Treasury yield topped 5.33%, its highest level since June 2007.
- The Treasury Department doubled the maximum size of its liquidity-support bond buybacks from $2 billion to at least $4 billion per operation.
- Analysts described the expanded buybacks as an effort to put downward pressure on long-term interest rates.
- Treasury Secretary Scott Bessent told CNBC: "There's nothing magic about the $40 trillion number, and we can grow our way out of that."
- Wharton economist Kent Smetters called the administration's growth-based plan "virtually impossible."
- The U.S. debt-to-GDP ratio now stands at roughly 120% to 124%, depending on the measure used.
- Annual net interest payments on the federal debt now exceed $1 trillion.
- Economists say sustained higher yields would raise borrowing costs for households, businesses and other governments.
Context
What is a Treasury buyback, and why did the Treasury expand it now?
Buybacks are operations in which the Treasury repurchases existing government bonds to support market liquidity. It announced it would double the maximum size in the 10-to-20-year and 20-to-30-year sectors from $2 billion to at least $4 billion per operation, running from Sept. 9 through Nov. 4 China Daily. Bessent said the move was meant to keep markets focused on fundamentals during "a quiet period in a thin market" and did not specify how the purchases would be financed; two Treasury sources told CNBC the roughly $1 trillion Treasury General Account could be tapped China Daily. Analysts have characterized the step as an attempt to cap long-term yields, though some argue that characterization is oversimplified Investing.com,WSJ.
Do markets show investors losing confidence in U.S. debt?
The main distress indicators have not flashed red: the U.S. has not received a further sovereign credit downgrade, inflation expectations implied by Treasury inflation-protected securities remain relatively contained, and the cost of insuring against a federal default has not surged Yahoo! Finance,Economic Times. Investors are, however, demanding higher interest rates, and some strategists argue the move in long-dated yields reflects concern about the sheer scale of debt that must be financed rather than only inflation or Fed policy expectations Yahoo! Finance,Financial Express.
What options are being discussed to address the debt?
The administration is emphasizing faster economic growth, with Bessent and President Trump both pointing to growth as the remedy and Vice President JD Vance saying Bessent has a Trump-backed plan to make the economy grow faster than the debt Barchart.com,Alternet.org. Critics counter that reducing a debt-to-GDP ratio requires cutting borrowing or raising taxes, choices that tend to be politically costly Fortune,Conversation. Separately, Trump is pressing Senate and House Republican leaders to use a third budget reconciliation package to raise the debt limit by about $5 trillion through 2029, a plan The Hill reports is on uncertain ground amid Republican concerns over the debt Hill.
Where Left and Right agree, and where they split
- Where Left and Right agree
- Doubling buybacks presses on long-term rates without repaying a dollar of principal, and growing out of $40 trillion at roughly 120% of GDP is, per one budget economist, virtually impossible.
- Where Left and Right split
- Whether the story is about a trillion in annual interest crowding out spending on people, or about a spending baseline that no revenue increase can outrun.
- Why they won’t converge
- This is a values divide over who absorbs the adjustment — concentrated wealth or program spending — and it survives agreement on $40 trillion, 5.33% and $1 trillion in interest because arithmetic identifies the gap without assigning the burden.
How left and right read it
A trillion dollars a year in net interest is a trillion dollars not spent on people, and that bill grows every time the 30-year yield climbs to levels unseen since 2007. Doubling buybacks to at least $4 billion per operation presses on long-term rates, but it does not raise a dollar of revenue against debt past $40 trillion at roughly 120% of GDP. Growth alone is "virtually impossible," as one budget economist put it — so tax concentrated wealth and corporate profit instead of waving the number away.
“Until now, the Treasury secretary, Scott Bessent, has dismissed concerns about US debt, which recently surpassed $40tn, as a big nothingburger.” — The Guardian
Fiscal discipline is an obligation, not a posture adopted when the other party governs. Debt past $40 trillion at roughly 120% of GDP, with the 30-year yield at 5.33%, will not shrink because Treasury doubled buybacks to at least $4 billion per operation, since that presses on long-term rates rather than repaying principal — and one budget economist calls growing out of it virtually impossible. Only spending reform closes it.
“When the president is a Democrat, the media ignore the national debt. When a Republican is in office, they suddenly become deficit hawks.” — Washington Times
The receipts — all 48 sources
Wire services (2)
Independent coverage (46)
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