SortStack #54 — 2026-08-02

By population · Order from fewest to most people.

1. The population of Tuvalu 11K

   Its highest point is about 4.6 meters above sea level — rising oceans threaten the whole country.

2. The population of Cuba 11M

   Has one of the highest doctor-to-patient ratios in the world and exports physicians globally.

3. The population of South Korea 52M

   Has the world's lowest birth rate — and the fastest average internet to compensate.

4. The population of Nigeria 223M

   Projected to pass the United States and become the world's third most populous country by 2050.

5. The population of the United States 335M

   If American pets formed a country, its population would rival the human one.

6. Every human alive today 8.1B

   All of us together would fit, standing, inside the city limits of Los Angeles.

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