$1.05 Trillion a Year: How Much Interest the US Pays on Its Debt — and Why the Bill Keeps Growing
What does the U.S. government actually pay just to borrow the money it already owes? In fiscal 2026, the United States paid $1.052 trillion in net interest on its debt — about $2.88 billion every day, and 19.5 cents of every dollar it collected in taxes. This post is part of our depression series, which asks what a 1930s-style downturn would actually do to your money — the jobs, the house, the pension. The question here: is the debt itself the tripwire? The short answer is that the interest bill has become one of the largest items in the federal budget, and it is still growing — because the debt is bigger and new borrowing costs far more than the old debt it replaces. All figures below come from the U.S. Treasury's Monthly Treasury Statement (MTS) for fiscal 2026, published October 16, 2026, unless another source is named. The federal fiscal year runs from October 1 to September 30. The Short Answer: $1.05 Trillion — but Four Different Numbers Circulate Net interest — the cash ...