Government debt in Australia

Government debt in Australia: 17% of GDP in 1989 and 51.9% of GDP in 2025, by IMF estimates.

Latest, 2025: 51.9% of GDP
Since 1989: +34.9 percentage points
Rank, 2025: 79 of 149; counting from the highest
Projected, 2031: 54.3% of GDP; IMF projection (World Economic Outlook, October 2026)

% of GDP · IMF

Estimates, IMFIMF projection (World Economic Outlook, October 2026)

What the numbers say

The IMF projection (World Economic Outlook, October 2026) puts it at 54.3% of GDP in 2031.
The highest was 56.9% of GDP in 2020, the lowest 9.6% of GDP in 2007.

% of GDP · IMF

IMF projection (World Economic Outlook, October 2026) · 2026–2031

What the government owes, as a share of the economy’s yearly output.
Source: IMF, World Economic Outlook, October 2026.
The dashed line is the IMF projection (World Economic Outlook, October 2026), a scenario rather than a forecast.
Ranks count the 149 countries with a value in 2025, highest first.

How the layers work, where their data comes from and what they can’t tell you: Countries through time