World Population Forecast 2025 In Billion. Click on the name of the country or dependency for current estimates (live population clock), historical data, and projected figures. Africa follows with a population of around 1.49 billion, making up 18.68% of the global total.
The median age of people living on earth is 30.86 years. The un’s principal population projection (the medium variant) suggests that the world population will grow to nearly ten billion by the middle of this century, and will level off at around 10.4 billion by the 2080s.