It means the average number of people per square area (usually, square kilometer or square mile). It calculated by dividing the population in a certain place (country, city, state, etc.. ) by the...
Population density is a measure of how close people live together. It is generally described in people per square mile. For example, the United States has a population density of 83.022 people per...
Having a high population density means that there are more people living in a certain distance, for example Japan would have a higher population density if 1000 people lived in an area of 1 km...