Demography is the statistical and mathematical study of the size, composition, and spatial distribution of human populations and how these features change over time.

Currently, 58% of the population of the World is urban (4,774,646,303 people in 2025) The 2025 population density in the World is 55 people per Km2 (143 people per mi2), calculated on a …

6 days ago · demography, statistical study of human populations, especially with reference to size and density, distribution, and vital statistics (births, marriages, deaths, etc.).

Oct 1, 2024 · Demography is the statistical study of human populations. Demography examines the size, structure, and movements of populations over space and time. It uses methods from …

Explore global and national data on population growth, demography, and how they are changing.

Demography is the scientific study of human populations—their size, their composition, and how they change through births, deaths, and the movement by people from one place to another.

Demography is the statistical study of populations, focusing on their size, distribution, density, and changes over time due to births, deaths, migration, and aging.

The current world population of 7.6 billion is expected to reach 8.6 billion in 2030, 9.8 billion in 2050 and 11.2 billion in 2100, according to a new United Nations report being launched today ...

Most of the discipline’s research focuses on humans, but there is for example the specialized field of biodemography, too. While it is widely known that demographers analyze populations, they …

Earth has a human population of over 8.2 billion as of 2025, with an overall population density of 50 people per km 2 (130 per sq. mile). Nearly 60% of the world's population lives in Asia, with …