When it comes to government debt, the United States holds the highest amount. Its total public debt exceeds $35 trillion. However, the picture changes when debt is compared to the size of a country’s economy.
Japan tops the list when debt is measured relative to GDP; its public debt exceeds 240% of its GDP. The borrowing dynamics of these nations also differ: while the US relies on both domestic and foreign investors for debt, Japan and China depend primarily on domestic sources.
Where does the US borrow from? US government debt is not held by a single country or institution; it is distributed across numerous domestic and international entities. Foreign governments and central banks are major holders of US Treasury securities. Nations purchase US government bonds as part of their financial reserves and investment portfolios. Japan and China are among the largest foreign creditors of the US. Other major holders include the UK, Luxembourg, and the Cayman Islands. A significant portion of US debt is domestic. American citizens, commercial banks, insurance companies, and mutual funds invest in US Treasury bonds, effectively lending money to the government.
The US Federal Reserve is also a major participant. The central bank can purchase US government bonds from the market, thereby indirectly providing funds to the government. Additionally, government trust funds hold a significant share of US government debt.
Where does Japan borrow from?
Japan’s debt situation is different because the majority of its government debt is held domestically. Despite its total debt exceeding twice its GDP, Japan has not faced the kind of external debt pressure associated with massive foreign borrowing. Approximately 90% of Japan’s public debt is held by domestic entities, including Japanese citizens, domestic banks, insurance companies, and the Bank of Japan. Japan has borrowed relatively little from foreign governments or international institutions like the IMF and the World Bank; this means its debt is primarily funded within its own financial system.
Where does China borrow from?
In terms of total government debt, China is the world’s second-largest borrower, with a total government debt of approximately $15 trillion. Like Japan, China’s debt is primarily sourced domestically. The Chinese government has borrowed heavily for infrastructure and development projects. Key sources include state-owned banks, local financial institutions, and domestic institutional investors; they provide funds through mechanisms such as corporate bonds.
Top five countries by government debt:
USA: Over $35 trillion
China: Approximately $15 trillion
Japan: Over $9 trillion
UK: Approximately $3.8 trillion
France: Approximately $3.5 trillion
The UK has raised funds from sources such as the Bank of England, domestic pension funds, and foreign institutional investors. France has primarily borrowed from sources such as the European Central Bank, domestic commercial banks, and international financial institutions.
What do the figures say?
In terms of total volume, the United States holds the largest government debt in the world, while Japan’s debt is exceptionally high relative to the size of its economy. Another key distinction lies in who holds the debt. Countries like Japan and China rely heavily on domestic sources, whereas the United States has both domestic and foreign creditors. Therefore, simply looking at the total debt figure is insufficient to understand a country’s debt situation; it is also crucial to know from whom the debt is borrowed and how it is being repaid or managed.




