National Debt Hits $39 Trillion, Up $1 Trillion in Six Months
Total U.S. public debt reached $39.07 trillion on March 31, 2026, rising $1.02 trillion since October. The government is paying an average 3.37% interest on its marketable securities.
The U.S. Treasury reports total public debt outstanding reached $39.065 trillion on March 31, 2026, before settling to $38.982 trillion by April 3. The debt has grown by over $1 trillion in just six months.
Debt Growth Since October 2025
| Date | Total Public Debt |
|---|---|
| April 3, 2026 | $38.982 T |
| March 31, 2026 | $39.065 T |
| February 27, 2026 | $38.770 T |
| January 30, 2026 | $38.521 T |
| December 31, 2025 | $38.514 T |
| November 28, 2025 | $38.396 T |
| October 31, 2025 | $38.040 T |
The $1.02 trillion increase from October 31 to March 31 works out to roughly $6.8 billion per day of net new borrowing.
What the Government Pays to Borrow
As of March 31, 2026, the average interest rates on outstanding Treasury securities:
| Security Type |
|---|