According to the world population review, the country with the oldest age structure in the world is china with more than 166 million residents over the age of 65 View population trends, median age, growth rates, and dependency ratios. The age structure overall of any nation is based closely to its birth rate, death rate and migration rate.
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The global median age has risen over time, as older people make up an increasingly large percentage of the population
What is the age distribution in countries around the world
How has it changed over time, and what can we expect for the future These are the questions that this topic page focuses on See all interactive charts on age. The median age is the index that divides the entire population into two numerically equal age groups, one younger than that age and the other older than that age
It is the only index associated with the age distribution of a population [1] currently, the median age ranges from a low of about 18 or less in most least developed countries to 40 or more in most european and east asian countries. See youth, adult, and elderly demographics worldwide. In almost all countries with higher incomes, the birth rate is remarkably low (cf
Population growth by country) and very high in poorer countries
In most industrialized countries, for example, the lack of young people is currently causing the average age to rise, while in less developed countries, the age is stagnating or even falling. List of countries ranked by median age the table below ranks 196 countries by median age and includes other demographic data Total population, birth rate, age distribution, and fertility rate for each country. Comprehensive demographic data for all 195 countries with sorting, filtering, and search capabilities
