How big is the national debt?
The Treasury reported $40.1 trillion of total public debt outstanding on 2026-09-17, of which $32.4 trillion is held by the public and the rest is held inside the government. Exactly, $40,093,343,468,151.
Answer current as of
Where this comes from
The figure is the result of a checked-in query, national_debt_by_month.sql, run against the published data. Every number on this page can be traced to it.