What is the most densely populated country in the world?

What is the most densely populated country in the world? The most densely populated country in the world is Monaco. Located in Western Europe on the French Riviera, Monaco is a small city-state known for its luxury and tax breaks. Although Monaco is only about 2 square kilometers in area, it is home to about 38,000 people, making it the most densely populated country in the world.

Sources: World Atlas