It can help government and private companies plan for age-specific demand for goods and services from the resident population.

In the chart below, Visual Capitalist's Pallavi Rao visualizes the world's oldest and youngest countries by median age, based on 2024 estimates from the CIA World Factbook.

Ranked: Countries by Median Age in 2024

Monaco and Japan - two countries with high life expectancies and low birth rates -`have some of the highest median ages (50+) in the world.

A high median age is indicative of an aging population. Without policy support, this can lead to economic ramifications.

Here are the median ages of 200+ countries and territories in the world.