
The map above looks at whether or not the majority of your country’s population is born in the 20th or 21st centuries as of January 1st, 2025.
The data is based on Median age data from the CIA Worldfact book.
Currently 56 countries & territories have a majority of people born this century, while 173 still have more people born in the 20th century.
You can see the full data, and when a country can expect to become majority born in the 21st century below:






