When Populations Peak in 40 Countries

The world Peak Population is changing. For a time it grew very fast. This was because people had food and healthcare. Now this growth is slowing down but not in every country.

Some countries are getting smaller while others will keep growing for years. This infographic shows when 40 of the populous countries will reach their highest population. It also shows if this will happen this century.

The information comes from the UN World Population Prospects. They think about what will happen if fertility ratesre medium.

Asia’s Early Population Peaks

Chinas population was highest in 2021. It had about 1.41 billion people. Now it is going down. This decline will get faster in a years. It will change the age of people in China. This makes the government worried.

Japans population was highest in 2010. Since then it has decreased by than 5 million people. South Koreas population was highest in 2020. Thailand and Germanys populations also decreased in the 2020s. Many people moving to cities high education costs and low fertility rates are reasons for this change in Asia.

America’s Outlier Trajectory

The U.S. Is one of three big countries that will not have its highest population before 2100. The UN thinks the U.S. Population will be over 420 million by 2100. This is because people are moving to the U.S. And having a little than two children on average.

Other rich countries like Italy and Spain have already had their population. France will have its population before 2050.

Sub-Saharan Africa’s Century of Growth

Nigeria, Ethiopia, Tanzania and the Democratic Republic of Congo will keep growing past 2100. Many children are. Many young people live in these countries. Also more children are surviving.

These countries may have than double their populations in 75 years. Nigeria and the Democratic Republic of Congo may have people than the U.S. Before the end of the century.

Why Population Peaks and Declines Matter

Knowing when populations are highest helps leaders prepare for changes. When populations decrease there are workers. This can hurt pension systems. Slow down the economy.

When populations increase there is demand, for education, jobs, housing and infrastructure. This information can show where people will live and work in the future. It can also show where countries will have influence.