A megacity in geography is an urban area that contains more than 10 million residents. There are currently 33 megacities in the world. The top five megacities are all located in Asia. Asia is the continent with the most overall megacities with 19 (or 20 if you count Turkey as part of Asia). Europe has five megacities (including Istanbul, Turkey). Africa, North America, and South America each have three megacities. China is the country with the most megacities with five: Shanghai, Beijing, Guangzhou, Shenzhen, and Tianjin.
Tokyo, Japan is the largest megacity by population with 37,800,000. Delhi, India, is second with 25,700,000 followed closely by Seoul with 25,620,000. Shaghai, China is the fourth most populated city in the world with 24,750,000. The fifth most populated city is Mumbai, India with 23,140,000 people.
Megacities in the World
| Rank | Megacity | Country | Continent | Population |
|---|---|---|---|---|
| 1 | Tokyo | Japan Japan | Asia | 37,800,000 |
| 2 | Delhi | India India | Asia | 25,700,000 |
| 3 | Seoul | South Korea South Korea | Asia | 25,620,000 |
| 4 | Shanghai | China China | Asia | 24,750,000 |
| 5 | Mumbai | India India | Asia | 23,140,000 |
| 6 | Mexico City | Mexico Mexico | North America | 21,600,000 |
| 7 | Sao Paulo | Brazil Brazil | South America | 21,200,000 |
| 8 | Beijing | China China | Asia | 21,150,000 |
| 9 | Osaka | Japan Japan | Asia | 20,130,000 |
| 10 | New York City | United States United States | North America | 20,080,000 |
| 11 | Jakarta | Indonesia Indonesia | Asia | 20,000,000 |
| 12 | Manila | Philippines Philippines | Asia | 19,700,000 |
| 13 | Karachi | Pakistan Pakistan | Asia | 19,500,000 |
| 14 | Cairo | Egypt Egypt | Africa | 18,420,000 |
| 15 | Los Angeles | United States United States | North America | 17,200,000 |
| 16 | Dhaka | Bangladesh Bangladesh | Asia | 17,000,000 |
| 17 | Moscow | Russia Russia | Europe | 16,500,000 |
| 18 | Buenos Aires | Argentina Argentina | South America | 16,100,000 |
| 19 | Kolkata | India India | Asia | 16,000,000 |
| 20 | London | United Kingdom United Kingdom | Europe | 15,500,000 |
| 21 | Istanbul | Turkey Turkey | Asia/Europe | 14,500,000 |
| 22 | Bangkok | Thailand Thailand | Asia | 14,500,000 |
| 23 | Rio de Janeiro | Brazil Brazil | South America | 14,400,000 |
| 24 | Lagos | Nigeria Nigeria | Africa | 14,000,000 |
| 25 | Tehran | Iran Iran | Asia | 13,400,000 |
| 26 | Guangzhou | China China | Asia | 12,400,000 |
| 27 | Kinshasa | Democratic Republic of the Congo Democratic Republic of Congo | Africa | 12,000,000 |
| 28 | Shenzhen | China China | Asia | 11,700,000 |
| 29 | Lahore | Pakistan Pakistan | Asia | 11,320,000 |
| 30 | Rhine-Ruhr | Germany Germany | Europe | 11,300,000 |
| 31 | Paris | France France | Europe | 10,700,000 |
| 32 | Tianjin | China China | Asia | 10,600,000 |
| 33 | Bangalore | India India | Asia | 10,200,000 |
