UK debt passes £3 trillion for the first time

21 October 2026 · Source: ONS, Public sector finances, UK: September 2026

Line chart of UK public sector net debt in pounds, monthly from 1975 to September 2026. The line rises slowly to around 600 billion pounds by 2008, then climbs steeply: 1 trillion pounds in February 2010, 2 trillion in June 2020, and 3,005 billion in September 2026, the first time above 3 trillion.

Public sector net debt reached £3,005 billion in September 2026, the first time above £3 trillion. The series passed £1 trillion in February 2010 and £2 trillion in June 2020.

Every figure in this chart was read in the primary source before it was drawn.

← All charts