File:PopulationDensityMapPerSquareKilometre.png · Wikimedia Commons · See Wikimedia Commons
population density
Also known as density of population, man-land ratio
measurement of population per unit area or unit volume
AI overview
Population density measures how many people live in a particular area, calculated by dividing the total number of people by the size of that area. Understanding population density helps planners and policymakers determine how to allocate resources like housing, transportation, and services to meet community needs.
AI-generated from the Wikipedia summary — may contain errors.
Research
112,767 papers- Country roads, take me home… to my friends: How intelligence, population density, and friendship affect modern happiness.British journal of psychology (London, England : 1953) · 2016
- Is Population Density Associated with Non-Communicable Disease in Western Developed Countries? A Systematic Review.International journal of environmental research and public health · 2022
- Population density effects on longevity.Genetica · 1993
- Population density: What does it really mean in geographical health studies?Health & place · 2023
- The relationship between population density and suicide: a systematic review and meta-analysis.Journal of psychiatric research · 2025
via PubMed
Wikidata facts
- Image
- World population density map.PNG
~7 min read
Article
Population density (people per square kilometre) by country in 2023 Population density (people per square kilometre) map of the world in 1994. In relation to the equator it is seen that the vast majority of human population lives in the Northern Hemisphere, where 67% of Earth's land area is.
Population density is a measurement of population size per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key concept in population geography. In botany and agronomy, it is known as plant density.