- By Worldatlas.com
As of 2021, the world’s population is estimated to be 7.63 billion people. Asia is the most populous continent, accounting for about two-thirds of the total population. The world’s five most populous countries are China, India, the US, Indonesia, and Pakistan, with a combined population of 3.6 billion. The UN predicts the global population will surpass the 10 billion mark by 2100.