Population Of The World 2024 Adults And Youth. It presents population estimates for 237 countries and areas, based on historical demographic trends from 1950 until now. State of the world’s youth today, there are 1.2 billion young people aged 15 to 24 years, accounting for 16 per cent of the global population.

En es fr ar ru. Summary of results, prepared by the population division of the united nations department of.