demography
n.the study of how people are distributed across a country or the world. It looks at things like how many people live in a place, their ages, and how they move around.
n.the statistical study of human populations, especially with respect to size, density, and distribution of the inhabitants. Often involves the analysis of age, gender, and migration patterns.
“The country's demography is changing rapidly.”
“Economists are closely watching the local demography to predict future housing demand.”
“Urban planners must account for shifting demography to ensure that public services like schools and hospitals remain accessible to all residents.”
“These are best known in Ireland where 99 members of the public are randomly chosen to represent the country’s demography.”
From demo- (“people”) + -graphy (“written representation of”) (From Ancient Greek δῆμος (dêmos, “people”) and Ancient Greek -γραφία (-graphía), from γραφή (graphḗ, “writing, drawing, description”)).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.