Global Demographics and Population Projections
City Life for Most Residents Before reading this essay and related essays on demographics and population projections, you might want to start with an introduction: Introduction to Demographics and Global Population Projections SUMMARY Global population has more than doubled since 1970, going from 3.7 billion to the current (November, 2023) total of 8.0 billion ( UN numbers ). The Lancet long-term projection is that world population will peak around 9.7 billion in the 2060s and then begin to decline, reaching around 8.8 billion people in 2100. In the most recent United Nations projection (2024), global population is expected to peak at about 10.3 billion sometime in the 2080s and then fall to 10.2 billion in 2100. By 2030, 1.4 billion people will be over the age of 60, with low- and middle-income countries accounting for 80% of older populations. About 25% of the total will be in China. This number is equal to China's or India's total populat...