China Estimated Population 2050. In its 2022 publication, the un estimated that, in its medium scenario, the global population would peak in 2086 at around 10.4 billion people. By 2050, india is projected to be the most populous country in the world.

Migration (including immigration and emigration) decreases population by 319,037. China is expected to lose over 50 million people in the next decade as its population decline accelerates, according to a new analysis.