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U.S. National Debt Surpasses $40 Trillion, More Than Doubled in a Decade

August 20, 2026Diego Herrera2 мин

The U.S. national debt has now surpassed the $40 trillion mark, according to the Treasury Department, reaching a new and significant milestone. As of Tuesday, the total U.S. debt stood at $40.05 trillion, a figure that has more than doubled from $19.4 trillion just ten years prior. This substantial increase is largely attributed to years of escalating budget deficits, exacerbated by stimulus measures implemented during the Covid-19 pandemic. Consequently, the public's portion of the national debt is now approaching 100% of the total.

In its most recent monthly financial report, the Treasury disclosed a deficit of $432.3 billion for July, the largest monthly deficit recorded since March 2021. The cumulative deficit for the current fiscal year is approaching $1.8 trillion, exceeding the shortfall from the same period in the previous year.

The burgeoning U.S. fiscal situation has had tangible impacts on the financial markets. In response to these developments and recent market activity, the Treasury Department announced an increase in its repurchase operations for longer-term debt instruments. Treasury yields have seen a significant rise since late June, reaching levels not observed since before the 2008 global financial crisis, which prompted the Federal Reserve to lower benchmark interest rates to near zero and implement aggressive bond-buying programs to suppress rates.

Several factors are contributing to the upward pressure on yields. These include concerns surrounding the national debt and deficit levels, a surge in corporate bond issuance linked to artificial intelligence investments, increasing term premiums, and uncertainties regarding the Federal Reserve's commitment to combating inflation.

With the Federal Reserve maintaining a cautious stance on interest rate adjustments until more concrete data on inflation and the labor market becomes available, the government's borrowing costs have escalated dramatically. This year, the interest paid on the national debt has amounted to nearly $1.2 trillion, making it the largest budgetary expenditure after Social Security and Medicare.