List of Countries with 100% GDP to Debt Ratio
Last updated: May 2, 2026 | Primary data sources: International Monetary Fund (IMF), Eurostat, World Bank, OECD, U.S. Treasury, Bank of Japan, Trading Economics, World Population Review
Introduction: Why the Debt-to-GDP Ratio Matters
When economists, investors, and policymakers want a quick sense of a country’s fiscal health, the first number they reach for is almost always the debt-to-GDP ratio. It compares the total public (government) debt of a country with the size of its economy as measured by gross domestic product (GDP).
The ratio matters for one simple reason: a government’s ability to repay borrowing depends not on the absolute size of its debt but on the size of the economy generating the tax revenue used to service it. Two countries could each owe $1 trillion, but if one has a $10 trillion economy and the other a $1 trillion economy, their fiscal positions are radically different.
Globally, government debt has risen sharply since the 2008 financial crisis and again during the COVID-19 pandemic. According to the IMF, the worldwide government debt-to-GDP ratio reached roughly 94.7% in 2025, still below the 2020 pandemic peak of 98.7% but historically elevated. A growing list of countries — including some of the world’s largest economies — now sit at or above the symbolically important 100% debt-to-GDP threshold.
This article ranks those countries using the most recent data available from the IMF, Eurostat, national finance ministries, and central banks, and explains why a high ratio can be either a manageable feature of a strong economy or a warning siren of an impending crisis.
What Does a “100% Debt-to-GDP Ratio” Actually Mean?
A 100% debt-to-GDP ratio means a country’s total government debt is equal in value to everything its economy produces in a single year. If a country with a $2 trillion economy carries $2 trillion in public debt, its ratio is exactly 100%.
It does not mean the country must repay all its debt at once, nor does it mean the country is bankrupt. Government debt is rolled over continuously through bond issuance, and most advanced economies have been able to maintain ratios above 100% for years or even decades without default.
A few quick clarifications worth keeping in mind: Gross debt counts all government liabilities, while net debt subtracts financial assets the government owns. Singapore, for example, has a gross debt ratio above 170% but essentially zero net debt because of its massive sovereign reserves. General government debt includes states, provinces, and municipalities, whereas central government debt covers the federal layer only — the two figures can differ sharply (in Canada, central government debt is around 52% of GDP while general government debt is 111%). And in the U.S., “debt held by the public” excludes intragovernmental holdings like the Social Security Trust Fund, while “gross national debt” includes them.
The European Union’s Stability and Growth Pact sets a 60% reference value for member states, considering anything above that level a fiscal warning sign. The 100% threshold is informal but widely used in academic and policy discussions, partly because economists Carmen Reinhart and Kenneth Rogoff famously argued that growth tends to slow once debt rises above roughly 90% of GDP.
Countries With Debt Above 100% of GDP — Ranked (2025 / 2024 Data)
The table below lists the countries currently around or above the 100% debt-to-GDP threshold, drawing on the most recent figures from the IMF World Economic Outlook (April 2026), Eurostat (April 2026 EDP notification), the U.S. Treasury, World Population Review, and Trading Economics. Figures vary by source, methodology, and reporting year — gross general government debt unless otherwise noted.
| Rank | Country | Debt-to-GDP | Est. GDP (USD) | Est. Public Debt (USD) | Population | Source / Year |
|---|---|---|---|---|---|---|
| 1 | Sudan | ~272% | ~$25 bn | ~$68 bn | ~50 million | IMF / WPR (2024) |
| 2 | Japan | ~234–237% (gross); ~202% (central govt, Dec 2025) | ~$4.2 trillion | ~$9.0 trillion (central govt) | ~123 million | Bank of Japan, IMF, Trading Economics (2024–25) |
| 3 | Singapore | ~173% (gross); near 0% net | ~$525 bn | ~$900 bn (gross securities) | ~6 million | IMF / Singapore MOF (2024) |
| 4 | Venezuela | ~164% | ~$100 bn (est.) | ~$165 bn (est.) | ~28 million | IMF / WPR (2024) |
| 5 | Lebanon | ~164% | ~$22 bn | ~$36 bn | ~5.4 million | IMF / WPR (2024) |
| 6 | Eritrea | ~164% | ~$2.6 bn | ~$4.3 bn | ~3.6 million | IMF (2024) |
| 7 | Greece | 146.1% (end of 2025) | ~€235 bn | ~€343 bn | ~10.4 million | Eurostat (Apr 2026) |
| 8 | Italy | 137.1% (end of 2025) | ~€2.26 tn | ~€3.10 trillion | ~58.7 million | Eurostat (Apr 2026) |
| 9 | Bahrain | ~134% | ~$45 bn | ~$60 bn | ~1.5 million | IMF / WPR (2024) |
| 10 | United States | 122.6% (Q4 2025 total public debt); ~100% (debt held by public) | ~$31.2 trillion (annualized) | $39+ trillion (gross); $31.27 trillion (held by public) | ~340 million | FRED / U.S. Treasury / CRFB (Mar 2026) |
| 11 | France | 115.6% (end of 2025) | ~€2.99 tn | ~€3.46 trillion | ~68 million | Eurostat (Apr 2026) |
| 12 | Canada | ~111% (general govt) | ~$2.2 trillion | ~$2.4 trillion | ~41 million | IMF (2024) |
| 13 | Cape Verde | ~109% | ~$2.6 bn | ~$2.8 bn | ~600,000 | IMF (2024) |
| 14 | Bhutan | ~108% | ~$3.0 bn | ~$3.2 bn | ~790,000 | IMF (2024) |
| 15 | Belgium | 107.9% (end of 2025) | ~€620 bn | ~€670 bn | ~11.7 million | Eurostat (Apr 2026) |
| 16 | Barbados | ~104% | ~$6.5 bn | ~$6.8 bn | ~280,000 | IMF / WPR (2024) |
| 17 | Dominica | ~104% | ~$650 m | ~$680 m | ~73,000 | IMF (2024) |
| 18 | Spain | 100.7% (end of 2025) | ~€1.69 tn | ~€1.70 trillion | ~48.6 million | Eurostat (Apr 2026) |
Note on Sudan: The 272% figure reflects IMF estimates produced under conditions of extreme economic contraction, civil war, and currency collapse since 2023. Both the debt and GDP figures are highly uncertain.
Note on Japan and the U.S.: Different sources publish different headline numbers depending on whether they measure central government debt only or the broader general government series (which includes local governments and public pension liabilities). The IMF’s general-government series puts Japan above 230% of GDP, while the Bank of Japan’s central-government measure stood at 202.2% in December 2025.
Macroeconomic Snapshot: How Each Country Looks in 2026
Beyond the headline ratio, the underlying story of each economy depends on growth, inflation, and borrowing costs. The table below collects the most recent indicators for the major countries above 100%.
| Country | Real GDP Growth (latest) | Inflation (CPI/HICP, latest) | Central Bank Policy Rate | 10-Year Govt Bond Yield (approx.) |
|---|---|---|---|---|
| Japan | ~0.8% (IMF 2026 projection) | 1.4% (Mar 2026) | 0.50% (BoJ; expected to rise to 1.0% mid-2026) | ~1.6% |
| Singapore | ~2.0–2.5% (MAS/IMF 2026) | 1.8% (Mar 2026) | MAS uses exchange-rate policy, not rates | ~2.7% |
| Greece | ~+1.7% surplus, 2025 (Eurostat) | ~3.0% (Apr 2026) | ECB Deposit Facility Rate ~2.25% | ~3.4% |
| Italy | ~0.7% (IMF 2026) | 2.9% (Apr 2026) | ECB Deposit Facility Rate ~2.25% | ~3.7% |
| United States | ~2.2% (CBO 2026 projection) | 3.3% (Mar 2026) | Fed funds rate 4.00–4.25% | ~4.3% |
| France | ~0.8% (IMF 2026) | 2.5% (Apr 2026) | ECB Deposit Facility Rate ~2.25% | ~3.5% |
| Belgium | ~1.0% (IMF 2026) | 4.0% (Apr 2026) | ECB Deposit Facility Rate ~2.25% | ~3.4% |
| Spain | ~2.4% (IMF 2026) | 3.5% (Apr 2026) | ECB Deposit Facility Rate ~2.25% | ~3.4% |
| Canada | ~1.6% (Bank of Canada 2026) | ~2.4% (Mar 2026) | BoC overnight rate ~2.75% | ~3.5% |
Sources: IMF World Economic Outlook April 2026, Eurostat, Trading Economics, Federal Reserve, Bank of Japan, European Central Bank.
Country Profiles: Why the Top Debtors Look So Different
Japan — High Debt, Low Drama
Japan is the textbook case of a heavily indebted advanced economy that markets continue to trust. Its general government debt-to-GDP ratio sits around 234% in IMF data and 202% in Bank of Japan central government statistics — by far the highest among advanced economies. Yet 10-year Japanese Government Bonds (JGBs) still yield only about 1.6%.
Several structural features set Japan apart. The Japanese government issues its bonds in yen, and the Bank of Japan controls the currency. Roughly 85% of JGBs are held by domestic investors — banks, insurance companies, pension funds, and households. For decades, the BoJ’s near-zero interest rate policy kept debt servicing extremely cheap, and Japan’s high private savings rate provides a captive base of bond buyers.
That arrangement is now under pressure. The BoJ ended its negative rate policy in 2024 and is gradually tightening, with Goldman Sachs forecasting the policy rate to reach 1.0% by mid-2026. The IMF, in its April 2026 Article IV consultation, warned that long-term spending pressures from interest, healthcare, and elder care require a credible fiscal framework to keep debt on a downward path.
Singapore — A Statistical Illusion
Singapore’s gross debt ratio of around 173% looks alarming, but it reflects a deliberate fiscal architecture rather than fiscal stress. Under the Government Securities Act, Singapore does not borrow to fund recurrent spending. It issues debt to develop a domestic capital market (Singapore Government Securities), to provide investment vehicles for the Central Provident Fund national pension system (Special Singapore Government Securities), and to fund select long-term infrastructure under the SINGA framework.
Critically, the proceeds are invested by GIC, Temasek, and the Monetary Authority of Singapore. According to research from AMRO and OMFIF, Singapore’s reserves are estimated at 200%–300% of GDP, leaving the country with a substantial net asset position. All three major rating agencies — S&P, Moody’s, and Fitch — maintain Singapore at AAA.
United States — Crossing the Symbolic Line
In April 2026, the Committee for a Responsible Federal Budget reported that U.S. debt held by the public reached $31.27 trillion against a nominal GDP of $31.22 trillion — pushing that ratio to 100.2% for the first time since the immediate aftermath of World War II. Counting intragovernmental holdings, total gross national debt now exceeds $39 trillion, and the Federal Reserve Bank of St. Louis puts total public debt at 122.6% of GDP for Q4 2025.
The Senate Joint Economic Committee calculates the per-capita figure at roughly $112,966 per American or $285,000 per household. The Congressional Budget Office now projects that, on current policy, debt held by the public could reach 172% of GDP by 2054, with the average interest rate paid on the debt potentially exceeding the economic growth rate as soon as 2031 — the textbook condition for a debt spiral.
The United States enjoys two enormous structural advantages: the dollar’s status as the world’s primary reserve currency and the Treasury market’s role as the deepest, most liquid financial market in the world. These give the U.S. an unusual ability to issue debt at relatively low cost, but neither advantage is unlimited.
Greece — From Crisis to Cautious Recovery
Greece remains the most heavily indebted EU member at 146.1% of GDP at the end of 2025, but it is also the European success story of the past decade. From a peak of 207% during the COVID-19 shock, the ratio has fallen by more than 60 percentage points thanks to nominal GDP growth, primary surpluses, and tighter fiscal management. Greece even ran a 1.7% government surplus in 2025, one of only five EU countries to do so.
Greek 10-year bond yields, which exceeded 35% during the 2012 sovereign debt crisis, now trade close to those of Italy at around 3.4%. Markets clearly distinguish today’s Greece from the crisis-era version, but it remains structurally vulnerable to any future European downturn.
Italy — Persistently High, Slowly Climbing
Italy’s debt rose to 137.1% of GDP at the end of 2025, with general government debt crossing the €3 trillion mark for the first time. With sluggish growth (the IMF forecasts about 0.7% for 2026), one of the world’s oldest populations, and persistently large primary deficits, Italy has long been a focus of European fiscal anxiety. The European Central Bank’s bond-purchase backstops have helped keep Italian yields anchored, but any retreat from those programs would expose Italy quickly.
France — Europe’s Largest Debt Stock
France carries the largest absolute debt in the European Union — about €3.46 trillion at the end of 2025 — but its debt-to-GDP ratio of 115.6% trails Greece and Italy. France also ran a 5.1% deficit in 2025, the second largest in the EU after Romania, and its ratio rose by 2.9 percentage points year-on-year. Successive governments have struggled to pass meaningful fiscal consolidation, and political fragmentation following the 2024 legislative elections has made matters worse.
Belgium and Spain — On or Just Above the Line
Belgium’s debt ratio rose to 107.9% by end-2025, driven by large pension and healthcare commitments, while Spain reached exactly 100.7% — both qualifying for the 100% club. Spain’s ratio actually fell 2.5 percentage points during the fourth quarter of 2025 thanks to robust nominal GDP growth.
Sudan, Lebanon, and Venezuela — Crisis Cases
These three countries occupy the same tier as advanced economies in the rankings but for opposite reasons. Their high ratios reflect not heavy borrowing in liquid bond markets but collapsing GDP. Sudan has been mired in a devastating civil war since April 2023, leaving its economy in freefall and producing what may be the world’s highest debt-to-GDP ratio at around 272%. Lebanon defaulted on its sovereign debt in 2020 and has experienced one of the worst economic and currency collapses on record. Venezuela has faced two decades of mismanagement, sanctions, hyperinflation, and a roughly 75% contraction of its economy since 2014. For these countries, the ratio reflects denominator collapse rather than numerator growth — a crucial distinction.
Why Some Countries Sustain High Debt and Others Don’t
The single most important determinant is whether a country borrows in its own currency and controls the central bank that issues it. A country that does — Japan, the U.S., the U.K., Canada — can in extremis monetize its debt, even if doing so risks inflation. A country that borrows in a foreign currency (typically the U.S. dollar) cannot, and is therefore subject to a hard constraint that resembles the budget of a household.
Other factors that allow countries to carry debt above 100% of GDP without crisis include reserve currency status (the U.S. dollar, the euro, the yen); deep, liquid domestic capital markets with a base of long-term institutional investors; strong institutions and rule of law supporting investor confidence; credible inflation-targeting central banks; high household savings rates that finance debt domestically; net asset positions offsetting gross debt (as in Singapore and Norway); and stable, broad-based tax systems capable of generating consistent revenue.
Countries that default or restructure typically lack one or more of these conditions. Greece’s 2010–2012 crisis happened in part because, as a euro member, it could not devalue or print currency. Argentina has defaulted nine times despite having relatively modest gross debt-to-GDP ratios, because most of its debt is dollar-denominated and held externally.
Key Causes of High Debt Levels
Across the countries above 100%, several overlapping drivers appear repeatedly. Aging populations are one of the most persistent forces — Japan, Italy, Belgium, and France all face rising pension and healthcare obligations as baby-boomer generations retire and birth rates remain low, with Japan now having nearly 30% of its population over 65. Pandemic stimulus played a decisive role as well: almost every high-debt country saw a sharp jump in 2020 and 2021, with the euro area debt ratio peaking above 97% and the U.S. ratio hitting 133% during Q2 2020.
Slow economic growth has compounded the problem in several countries. Italy’s chronic near-1% trend growth has made debt reduction extremely difficult since the early 2000s, and Japan’s “Lost Decades” played a similar role. Military spending is another factor, particularly in the United States where defense outlays exceed $900 billion a year, and across NATO members in Europe who have sharply increased defense budgets after 2022. High interest payments now compound the challenge in the U.S., where interest on the federal debt crossed $1 trillion per year in late 2023, exceeding annual defense spending.
Currency weakness — Japan’s yen depreciation in 2024 and 2025 — increased the local-currency value of foreign-denominated obligations and exposed structural fragility. Several EU countries carry implicit pension liabilities far exceeding their explicit debt but not captured in the headline ratio. Large state-led capital programs — Singapore’s SINGA framework, China’s local-government vehicles, the U.S. Inflation Reduction Act — have raised gross debt while also building productive assets. And wars and conflict, as Ukraine, Sudan, and Lebanon all illustrate, drive debt skyward at a pace no peacetime fiscal policy can easily match.
Risks of a Debt-to-GDP Ratio Above 100%
Carrying debt above 100% of GDP is not automatically a crisis, but it does narrow a country’s options and expose it to several specific risks. As debt mounts, investors typically demand higher yields, increasing the share of the budget consumed by interest payments. Rating agencies like S&P, Moody’s, and Fitch periodically reassess sovereign creditworthiness — Fitch downgraded the U.S. from AAA to AA+ in 2023, and Moody’s followed in 2025. Governments unable to roll over debt at acceptable rates may resort to monetary financing, which can fuel inflation. Bond auction failures, even isolated ones, can ripple through global markets.
Greece, Portugal, Ireland, and Spain all endured painful austerity programs in the 2010s. In the worst cases, debt restructuring or outright default becomes unavoidable — Argentina, Lebanon, Sri Lanka (2022), and Zambia (2020) are recent examples. Heavy government borrowing can also crowd out private investment by pushing up interest rates broadly, while a high baseline debt limits the government’s ability to respond to recessions, pandemics, or wars when they inevitably arrive.
Why Debt-to-GDP Alone Does Not Tell the Full Story
Headlines that rank countries by gross debt-to-GDP can be misleading. Singapore’s near-zero net debt is the most striking example of why net versus gross comparisons matter, but Norway, several Gulf states, and Switzerland also hold large state assets that gross figures ignore. A country that borrows in its own currency is in a fundamentally different category from one that borrows in dollars or euros. A country with mostly long-term debt is far less exposed to refinancing risk than one with short-term obligations. Domestic versus foreign holders of debt matter enormously for stability, as Japan’s experience demonstrates.
Pension and healthcare commitments often exceed explicit debt but are not captured in the headline ratio. Inflation, exchange rates, and statistical revisions can move ratios by several percentage points without any change in underlying debt. And a high-debt country with strong democratic institutions, an independent central bank, and the rule of law is in a categorically different position from one without those safeguards. Finally, as Sudan, Lebanon, and Venezuela illustrate, an economic shock that cuts GDP in half doubles the ratio overnight — the denominator can collapse just as surely as the numerator can rise.
This is why investors and rating agencies pay close attention to debt sustainability analysis — the dynamic interaction of growth, interest rates, primary balances, and currency — rather than headline ratios alone.
Frequently Asked Questions
What does a 100% debt-to-GDP ratio mean?
It means a country’s total public debt equals one full year of its gross domestic product. The country isn’t bankrupt and doesn’t have to repay all the debt at once, but the figure indicates a significant fiscal burden that constrains future borrowing and policy choices.
Which country has the highest debt-to-GDP ratio?
Per IMF data for 2024, Sudan is reported at the highest at around 272%, although its figure reflects extreme economic collapse during the ongoing civil war. Among advanced economies and stable countries, Japan has the highest at roughly 234%–237% (general government, IMF) or 202% (central government, Bank of Japan, December 2025).
Is a 100% debt-to-GDP ratio dangerous?
Not necessarily. Japan and Singapore have sustained ratios well above 100% for many years without crisis. The danger arises when debt grows faster than the economy, when interest rates exceed growth rates over long periods, or when a country borrows in a currency it cannot print. The 100% threshold is symbolic, not an automatic trigger.
Why does Japan have such high debt?
Japan’s debt grew steadily after the early-1990s asset price collapse triggered prolonged deflation and stagnation. Repeated stimulus programs, demographic decline, generous public pensions, and low tax revenues combined to produce the world’s largest advanced-economy debt stock. Crucially, around 85% of Japanese government bonds are held domestically, and the Bank of Japan kept interest rates at or below zero for years, keeping debt servicing affordable.
Is the United States above 100% debt-to-GDP?
Yes, by every standard measure. The U.S. crossed 100% on the broad measure of total federal debt in 2013 and crossed 100% on the narrower “debt held by the public” measure in March 2026. Total gross federal debt now exceeds $39 trillion, and the FRED database puts total public debt at 122.6% of GDP as of Q4 2025.
Which European country has the highest debt-to-GDP?
According to Eurostat’s April 2026 release covering year-end 2025 data, Greece tops the EU at 146.1%, followed by Italy at 137.1%, France at 115.6%, Belgium at 107.9%, and Spain at 100.7%.
Can countries reduce their debt-to-GDP ratios?
Yes, and several have. Greece reduced its ratio by more than 60 percentage points from its 2020 peak. Ireland and Portugal made similarly impressive improvements. Reductions typically come from a combination of nominal GDP growth (especially when inflation is elevated), primary surpluses, lower interest costs, and one-off events like privatizations or asset sales.
What is the difference between gross debt and debt held by the public?
Gross debt counts everything the government owes, including bonds it has effectively issued to itself (such as the U.S. Social Security Trust Fund’s holdings). Debt held by the public is debt owed to outside investors — citizens, businesses, foreign governments, and central banks. The publicly held figure is generally considered the more economically meaningful number.
Conclusion: High Debt Is Not Automatically a Crisis
The list of countries above 100% debt-to-GDP includes some of the world’s most advanced and creditworthy economies — Japan, the United States, Singapore, France — alongside countries in genuine fiscal crisis like Sudan, Lebanon, and Venezuela. The diversity of that list is the most important takeaway.
Whether a country’s debt is sustainable depends not on a single number but on a constellation of factors: real and nominal GDP growth, prevailing interest rates, currency control, institutional credibility, the depth of domestic capital markets, the maturity profile of outstanding bonds, and the political willingness to maintain disciplined fiscal policy over time.
That said, the global trend is unambiguous. Debt-to-GDP ratios have been rising structurally since the financial crisis and pandemic. Aging populations, rising defense budgets, climate adaptation costs, and persistent deficits suggest that this list will grow in the coming decade. The recent U.S. crossing of 100% on debt held by the public is a reminder that even reserve-currency issuers face limits.
For investors, policymakers, and ordinary citizens, the prudent approach is to focus less on whether a country has crossed the symbolic 100% line and more on the trajectory of its ratio — whether it is rising, stabilizing, or falling — and on the quality of the institutions managing it.
Sources and Further Reading
- IMF World Economic Outlook (April 2026)
- IMF Global Debt Database
- Eurostat — Government finance statistics (April 2026 EDP notification)
- U.S. Treasury Fiscal Data — Understanding the National Debt
- Federal Reserve Bank of St. Louis — Federal Debt as Percent of GDP (FRED)
- U.S. Senate Joint Economic Committee — Debt Dashboard
- Committee for a Responsible Federal Budget
- World Population Review — Debt to GDP Ratio by Country 2026
- Trading Economics — Government Debt to GDP by Country
- OECD — Economic Outlook
- Bank of Japan — Statistics
- European Central Bank — Statistical Data Warehouse
- Statista — National Debt in EU Countries
- AMRO Asia — Understanding Singapore’s High Gross Public Debt
- OMFIF — Japan Shifts to a New Fiscal Anchor (April 2026)
Disclaimer: Debt-to-GDP figures change continuously and vary by source depending on the fiscal year covered, exchange rates used, and whether the measurement covers central or general government and gross or net debt. The figures in this article represent the most recent publicly available data as of May 2, 2026. Readers seeking the absolute latest numbers should consult the original IMF, Eurostat, OECD, and national finance ministry releases linked above.