Map: The World’s Oldest and Youngest Countries, by Median Age

The median age is a single indicator of the age distribution of a population, useful for policy planning for the world’s oldest and youngest countries. Read more

Mapped: The World’s Oldest Democracies

This map shows the 25 oldest democracies in the world, based on how long current democratic governments have been in continuous power. Read more

Mapping the World’s Youngest and Oldest Countries

Higher life expectancies and lower fertility rates are reshaping global demographics, but vast regional differences remain. Where are the youngest and oldest countries in the world? Read more

Mapping the U.S. Median Age by State

The U.S. might have a median age of 39, but the median age by state ranges from the low 30s to the mid 40s. Read more