Ratio of national debt to GDP of Iran from 1996 to 2031

The ratio of national debt to gross domestic product (GDP) of Iran was 35.58 percent in 2025. Between 1996 and 2025, the ratio rose by 6.24 percentage points, though the increase followed an uneven trajectory rather than a consistent upward trend. The ratio will steadily rise by 7.84 percentage points over the period from 2025 to 2031, reflecting a clear upward trend.

The general government gross debt consists of all liabilities that require payment or payments of interest and/or principal by the debtor to the creditor at a date or dates in the future. Here it is depicted in relation to the country's GDP, which refers to the total value of goods and services produced during a year.