The World's Most Densely Populated Countries 🌏

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.
• Singapore follows next, with 8,576 people per square kilometer across a population of about six million.

Island Nations Are Densely Populated

In 2025, 13 of the top 20 most densely populated countries are island nations.

For instance, Bahrain, situated in the Persian Gulf, is the most densely populated in the Middle East.

Meanwhile, Malta, located in the Mediterranean, ranks highest in Europe.