Monaco in South Europe, currently holds the record for being the most densely populated nation in the world.Mongolia is the least densely populated country in the world. Increased problems with locating sexual mates.Examples of the causes in low population densities include: This is called the Allee effect after the scientist who identified it. Population density is population divided by total land area or water volume, as appropriate.Low densities may cause an extinction vortex and lead to further reduced fertility. Commonly this may be calculated for a county, city, country, another territory, or the entire world. had the highest population density in the United States, with 10,984.43 people per square mile. is 332 million (2020), and the country ranks 146th in population density (87 pop/mi2 or 34 pop/km2). It is frequently applied to living organisms, and particularly to humans.įor humans, population density is the number of people per unit of area, usually quoted per square kilometer or square mile (which may include or exclude, for example, areas of water or glaciers). Population density is a measurement of population per unit area or unit volume it is a quantity of type number density. United States: High Resolution Population Density Maps + Demographic Estimates These high-resolution maps estimate not only the number of people living within 30-meter grid tiles, but also provide insights on demographics at unprecedentedly high resolutions. This chart shows the Population Density (per square kilometer) by country in 2015.
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