World Population Day

11 July

International

Why this date

Inspired by 'Five Billion Day', 11 July 1987, when world population reached about five billion.

About the day

Started by the UN Development Programme in 1989. World population passed 8 billion in November 2022. Pakistan is the world's fifth most populous country, with about 241 million people in the 2023 census.

Observed by

UN Population Fund (UNFPA)