Eric Sepanek
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Global debt continues to hit record highs, with worldwide governments owing about $111 trillion at the end of 2025, according to the International Monetary Fund (IMF). The outlook is grim as combined national debt is estimated to reach 100% of global gross-domestic product (GDP) by 2029—the highest level seen since the fallout of World War II.
The United States is the undisputed leader among nations in terms of borrowing. America’s absolute government debt towers at roughly $40 trillion, which is twice the size of the second most debt-burdened country. For reference, China’s borrowing sits at approximately $22.2 trillion.
Notably, there are different ways to measure federal borrowing. For example, Japan ranks the highest when stacking government debt against economic output, and Singapore is first in government debt per capita.
These varying metrics highlight how a nation’s raw debt doesn’t accurately portray its manageability. Everything from population and economic productivity to interest costs and investor confidence can influence the severity of borrowing.
Key Takeaways
- Global public debt rose to nearly 94% of worldwide GDP in 2025 and is projected to reach 100% by 2029.
- The United States has the world’s largest estimated government debt at $40.8 trillion.
- China has the second-largest total at an estimated $22.2 trillion, while Japan ranks third at approximately $9 trillion.
- Japan has the highest debt-to-GDP ratio at 204.4%, while Singapore has the most debt per person at approximately $185,000.
- The dollar remains the dominant reserve currency, but many central banks expect its share to decline gradually while their gold holdings increase.
How the Debt Rankings Were Calculated
The following figures are pulled from the IMF’s April 2026 World Economic Outlook report, which projects general government gross debt. Nominal and per-capita debt figures were calculated using the IMF’s debt-to-GDP, GDP, and population data. The estimates were converted to U.S. dollars and rounded for easier comparison.
It’s worth noting that this measurement is slightly broader than the U.S. national debt clock, as it includes borrowing at the federal, state, and local levels. However, the federal government’s liabilities comprise more than 90% of the country’s overall debt, with states and localities comprising less than 10%, per the Federal Reserve.
Which Countries Have the Most Government Debt?
The U.S. has accumulated the single-largest government debt in modern history in nominal terms, with no close competitor. The IMF projects America’s borrowing to cross $40 trillion by the end of 2026. On its current trajectory, the national debt is expected to reach $50 trillion by 2030, according to Forbes.
The raw national debt of the U.S. exceeds that of the next four countries combined—China, Japan, the United Kingdom, and France—underscoring the hyper-concentration of borrowing. Alone, this figure represents roughly 36% of total global government debt.
Source: IMF April 2026 World Economic Outlook Database
Together, the U.S., China, and Japan account for $72 trillion of the worldwide national debt, highlighting how much borrowing clusters among the largest economies. Of course, these nominal totals are heavily influenced by economic size, with a high correlation between economic output and debt burdens.
A more powerful economy tends to exhibit a larger tax base, more advanced capital markets, and higher demand for issuing debt than a comparably smaller nation. For example, Germany and India, despite having extremely disparate population bases, display similar debt levels, primarily due to economic size.
The U.S. dollar’s relative strength against other currencies can impact these raw debt figures, too. When displayed in dollar terms, a foreign country’s borrowing can appear to fluctuate as USD valuations change, even when the underlying debt amount remains unchanged. This is one of the reasons economists commonly supplement debt analysis with population and GDP comparisons.
Which Countries Have the Most Debt Per Capita?
Debt per capita divides a nation’s debt obligations by its population. Essentially, this metric shows how much a country borrows per person. Instead of representing a personal debt among each individual, the figure offers a way to compare countries of different sizes.
The U.S. escapes the top position but still ranks second, with around $119,000 of debt per American. For reference, the average income of salaried workers in the U.S. is $64,220, according to the Bureau of Labor Statistics, underscoring the country’s disproportionate debt accumulation.
Source: IMF April 2026 World Economic Outlook Database
Singapore takes the lead with a debt-per-capita of $185,000. However, the nation’s relatively small population of six million people can amplify this figure. Additionally, Singapore’s debt structure differs from that of the U.S. and many highly indebted nations.
The Singapore Ministry of Finance reports that the majority of its borrowing isn’t leveraged to finance increased spending. Rather, these inflows support national savings, central bank reserves, and the bond market, leaving the government with zero net debt, despite exceptionally high debt-per-capita figures.
Japan ranks third at $73,000 per person. Similar to the U.S., Japan has a sizable population and a highly productive economy. Decades of heavy borrowing combined with a rapidly shrinking population have expanded the per-person calculation. For perspective, its citizenry has fallen by three million in five years, per the New York Times.
Ultimately, per-capita debt shows how borrowing is distributed across a country’s population, but comparing those obligations with economic output provides a clearer view of how manageable the burden may be.
Which Countries Have the Highest Debt-to-GDP Ratios?
Debt-to-GDP is another common metric for understanding a country’s borrowing levels. This measurement directly compares a nation’s total debt to its economic output, or gross domestic product. Thus, a ratio of 100% means debt is roughly equal to a full year of economic production. Anything above that number means a country owes more in value than it’s creating.
With a debt-to-GDP ratio of roughly 125.8%, the U.S. dodges the highest spots, yet still ranks in the top 10 of the most indebted nations. Per the IMF, that means America’s combined government debt is roughly 25.8% larger than the value of everything the world’s largest economy produces.
Recently, the Government Accountability Office reported that federal debt held by the public had reached 100% of U.S. GDP, meaning even this narrower slice of federal debt alone eclipses an entire year of economic activity. As borrowing increases and federal deficits persist, the Congressional Budget Office (CBO) projects that U.S. debt will outpace GDP by 200% by 2047.
Source: IMF April 2026 World Economic Outlook Database
When stacking debt against economic output, the cluster of the most burdened nations shifts significantly, representing disparate challenges and realities. For instance, Italy, Japan, and Greece rank high due to decades of borrowing, limited long-term growth potential, and aging populations. At once, these factors increase borrowing and weigh on productivity.
Meanwhile, Bahrain and the Maldives represent highly concentrated economies, relying heavily on oil and tourism, respectively. A comparatively small uptick in borrowing can blow these nations’ debt-per-GDP ratio out of control. Sudan and Ukraine have been in years-long conflicts, which hamper economic output while driving up massive borrowing.
Although debt-to-GDP is a helpful metric for understanding a country’s ability to manage its overall debt, there’s no automatic ratio at which a country becomes insolvent. Japan has been able to manage the world’s highest debt-to-GDP ratio for years without a complete economic collapse. A nation’s interest costs, currency strength, and financial assets also play a role in determining the severity of debt.
The Key Drivers of Global Government Debt
The headline numbers of government debt offer a snapshot of a country’s fiscal health, but a complete diagnosis requires a look at the underlying causes of these alarming symptoms. While every nation faces a unique set of macroeconomic conditions, demographic shifts, and geopolitical challenges, these are some of the most common drivers of excessive borrowing:
Persistent Deficits Make Borrowing Structural
Generally, governments experience less friction when spending money than when raising taxes. The resulting discrepancy between inlays and outlays is one of the most persistent building blocks of national debt. Social programs, subsidies, infrastructure, and other political priorities make annual spending easier to increase and even harder to reduce.
For example, the history of U.S. debt is replete with annual federal deficits as subsequent administrations spent more than they were able to take in through taxation. The CBO projects that the federal deficit will reach roughly $2 trillion in 2026, with inflows reaching $5.6 trillion and outflows hitting $7.4 trillion. Furthermore, the bipartisan financial watchdog projects annual deficits to remain above 5.6% of GDP throughout the next decade.
Aging Populations Increase Long-Term Obligations
Demographic shifts are one of the more hidden catalysts of excessive government debt. A shrinking population means a smaller workforce, which translates to decreased economic output and less tax revenue. Meanwhile, the disproportionately larger retired population still draws on pension plans, healthcare benefits, and other public spending programs, accelerating spending.
According to the IMF, the number of workers supporting each retiree in advanced economies has fallen 25% since 2000, from roughly four to three, and is projected to decline another 33% to about two by 2050. In the U.S., the CBO expects the population aged 65 and older to grow approximately 15% over the next decade. This shift is projected to push Social Security and Medicare spending from 8.7% of GDP in 2027 to 10.1% by 2036.
With population fluctuations largely out of the direct control of governments, demographic changes represent one of the most elusive challenges for debt management. It adds a virtually uncontrollable layer to the fiscal equation. Although many emerging economies are experiencing population growth, advanced economies are largely having to cover their declining output with more borrowing to fund guaranteed benefits.
Frequent Emergencies Accelerate Spending
Major crises can add years of borrowing within a remarkably short period. During the 2008 and 2009 financial crisis, government debt across advanced G20 economies jumped 19 percentage points, from 78% to 97% of GDP, according to the IMF.
COVID-19 produced an even faster worldwide surge. Global public debt reached roughly 98% of GDP in 2020, about 14 percentage points above the IMF’s pre-pandemic projection, while combined public and private debt increased by approximately $28 trillion in a single year.
The full impact of the 2026 Middle East war and the subsequent energy crisis cannot yet be measured, but history offers a stern warning. The IMF estimates that wartime defense buildups typically raise public debt by roughly 14 percentage points of GDP within three years, before accounting for broader support responding to higher energy prices and weaker economic growth.
Geopolitical Threats Are Expanding Defense Budgets
The period of relative peace following World War II is shattering as fresh conflicts pop up around the globe. The resulting increase in defense spending adds another significant outlay to already beleaguered federal budgets. Beyond mere defense, geopolitical turmoil can ramp up spending on energy, supply chains, and domestic production.
The IMF found that roughly two-thirds of a typical major defense buildup is financed through deficits. Within three years, these increases raise public debt by approximately seven percentage points of GDP on average, while wartime buildups have historically raised it by roughly 14 percentage points.
Unlike short-lived emergency aid, higher defense obligations can persist for years as governments replenish equipment, expand military capacity, and respond to continuing security threats. The Peace Research Institute Oslo reports that state-based conflicts have reached a record high since WWII, with 35 different countries involved in 65 armed struggles.
Fiat Currency and Low Rates Made Debt Easier to Carry
Ever since the end of the gold standard in 1971, when the Nixon Shock ended the convertibility of the USD to gold, fiat currencies have been unanchored. This opened the door for central banks to print money without limitations, which encouraged more spending and borrowing.
The low-interest-rate environment following the 2008 global financial crisis threw fuel on the overspending fire as debt balances became much easier to finance. Central banks around the world pursued quantitative easing, in which governments purchased large amounts of both publicly and privately held debt to reduce borrowing costs and stimulate the economy.
Modern Monetary Theory gained traction during this period by emphasizing that governments issuing their own currencies face different debt obligations and restraints than households or businesses. This experimental fiscal policy effectively sees debt as an asset rather than a liability.
However, the excesses of large-scale debt, in the form of entrenched inflation, higher-for-longer interest rates, currency pressure, and weakening investor confidence, have exposed the long-term cost of maintaining a laissez-faire approach to borrowing and spending.
Rising Interest Costs Create a Debt Feedback Loop
Governments fund borrowing by issuing Treasuries, bonds, and other securities that promise investors interest payments and repayment at maturity. When rates rise, whether because of central bank policy or investors demanding higher returns, the cost of issuing new debt and refinancing old obligations climbs.
This can trigger a dangerous feedback loop wherein rising interest expenses widen federal deficits, which leads to even more borrowing, and increasing debt generates more interest. This pressure is being felt across the globe, with the IMF reporting global interest spending rising from 2% to 3% of GDP in only four years.
In the U.S., interest obligations already exceed $1 trillion, which represents 3.3% of GDP, according to the CBO. For comparison, these interest demands exceed mandatory spending for every federal program other than Social Security and Medicare. The monitoring group projects U.S. debt interest costs to reach $2 trillion by 2036.
How U.S. Debt Is Fueling De-Dollarization
The U.S. ranks among the top 10 most indebted nations when measured in nominal terms, per capita, and against GDP. While the impact of U.S. debt is most closely felt at home, its negative impact abroad places even more pressure on America’s domestic fiscal health.
Beyond these alarming figures, the dollar’s status as the world reserve currency places America at the center of the global debt trend. Ever since the collapse of the gold standard, countries have maintained large dollar reserves to provide a backstop to domestic fiat currencies, while the petrodollar system tied much of global oil trade to the greenback.
Over the past few decades, persistent U.S. deficits, rising interest costs, and spiraling debt obligations have strained the dollar’s reputation as a reliable economic foundation for foreign countries, spurring a substantial de-dollarization trend.
The USD share of foreign reserves has fallen from approximately 71% in 2000 to 57% in 2026. At the same time, 74% of central banks expect the dollar to represent a smaller share of global reserves over the next five years.
The Global Return to Gold
The flipside of the global trend away from reliance on the U.S. dollar is a modern-day gold rush. As global debt mounts and the dollar’s stability falters, countries are increasingly turning to gold for diversification. Unlike a fiat currency or government security, which is subject to third-party risk, physical gold is held directly, inherently valuable, and free of market pressure.
For the past four years, central banks have purchased over 1,000 metric tonnes of physical gold on average. For perspective, that’s double the average of roughly 500 tonnes bought in the preceding decade. Furthermore, 45% of reserve officials expect their institutions to increase their gold holdings over the next year, the highest level ever recorded. The U.S. itself holds the world’s largest official gold reserves, a stockpile increasingly viewed as a strategic hedge amid mounting federal debt.
In 2026, gold surpassed the USD and euro as a share of foreign reserves in value terms. Furthermore, the global banking system recently elevated gold’s status to a Tier 1 asset, placing it alongside government securities and the U.S. dollar. Arguably, gold now maintains the most prestigious position it’s held in the global financial framework since the gold standard.
Global Debt Is Reshaping the Monetary System
Rising debt is no longer an isolated problem confined to a handful of countries. It’s becoming a defining feature of the global economy, placing pressure on government budgets, currencies, and investor confidence.
For the U.S., the stakes are even higher because the dollar anchors the international financial system. As debt expands and reserve managers seek greater protection from fiscal, monetary, and geopolitical risk, gold is reclaiming a larger role in global reserves.
For investors concerned about how debt, inflation, and currency volatility could affect their savings, claim a FREE copy of our Precious Metals Investment Guide to learn how physical gold and silver may fit within a broader wealth-preservation strategy.