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Ranked: The 20 Most Densely Populated Countries and Territories

See this visualization first on the Voronoi app.

Nations and Territories With the Highest Population Density

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Key Takeaways

  • With 23,167 people per square kilometer, Macau has the highest population density globally.
  • Ranking in second is Monaco, with 16,024 people per square kilometer, driven by its favorable business climate.

From compact city-states to island nations, many of the world’s most densely populated jurisdictions share one thing in common: limited land area.

While population growth plays a role, land mass area is often the stronger driver of population density. In fact, 13 of the 20 most densely populated nations and territories are islands.

This infographic visualizes the jurisdictions with the highest population density in 2025, based on data from the U.S. Census Bureau.

Macau Has the Highest Population Density Worldwide

Below, we show jurisdictions by population density in 2025, measured in people per square kilometer.

Name Population Density 2025 (per sq km) Region
Macau 23,167 Asia
Monaco 16,024 Europe
Singapore 8,576 Asia
Hong Kong 6,809 Asia
Gaza Strip 6,069 Middle East
Gibraltar 4,248 Europe
Bahrain 2,078 Middle East
Malta 1,651 Europe
Sint Maarten 1,375 North America
Bermuda 1,352 North America
Bangladesh 1,307 Asia
Maldives 1,302 Asia
Jersey 896 Europe
Guernsey 871 Europe
Taiwan 732 Asia
Barbados 709 North America
Aruba 702 North America
Mauritius 646 Africa
Saint Martin (French side) 613 North America
West Bank 587 Middle East
San Marino 579 Europe
Rwanda 561 Africa
Lebanon 558 Middle East
Burundi 544 Africa
South Korea 531 Asia
Netherlands 526 Europe
India 477 Asia
Nauru 473 Oceania
Marshall Islands 459 Oceania
Tuvalu 455 Oceania

Macau tops the global list with a staggering 23,167 people per square kilometer.

This semi-autonomous region of China is densely packed due to its popularity as a gambling hub and its limited land mass. Over the past 25 years, the population has increased by 185,000 residents across an area stretching just 33 km².

Monaco follows with 16,024/km², reflecting its luxury economy, tax benefits, and constrained geography. As a result, Monaco is home to one of the most expensive real estate markets globally.

Meanwhile, Singapore and Hong Kong also rank highly, demonstrating how city-states or city-like regions dominate this metric.

As we can see, many of the most densely populated places are island nations or small territories. Notably, Sint Maarten, Malta, and Bermuda each have over 1,300 people per square kilometer.

Learn More on the Voronoi App

If you enjoyed today’s post, check out this map on population density in North America on Voronoi, the new app from Visual Capitalist.