US National Debt Today
The official U.S. Treasury figure, to the penny. Updated every business day — no estimates, no spinning counters.
235 years of US debt, 1790 → today
Annual total public debt outstanding since the first Treasury report of 1790. The log scale shows the early centuries the linear scale flattens.
View the full series as a table
FAQ
Where does this number come from?
Straight from U.S. Treasury Fiscal Data — the official public-domain
Debt to the Penny
dataset (v2/accounting/od/debt_to_penny). This page is not endorsed by or affiliated with the U.S. Treasury.
How often is it updated?
Every business day. The Treasury publishes each figure one business day after the fact, around 3:00 PM ET — that is why the date shown above is usually yesterday's.
Can I get this data as an API?
Yes — the same data powers our US National Debt API: daily to the penny since 1993 and annual since 1790, as clean JSON. The free tier includes 500 requests per month, no credit card.
Build with this data
CSV: U.S. government public-domain data (Treasury), free to use with attribution to the official source. For live data, use the API.