What Is The Us Population 2024 In Billion. The projected world population on jan.1, 2024, is 8,019,876,189, an increase of 75,162,541. But the proposal faces challenges due to its estimated cost of $150 to $250 billion over ten years.

Population is projected to reach a high of nearly 370 million in 2080 before edging downward to 366 million. Usafacts used the final intercensal estimates for 1970 through 2009 and the provisional postcensal estimates for 2010 and after.