Megacity population and rank for world cities for the year 2015
| Rank | Megacity | Country | Population |
|---|---|---|---|
| 1 | Tokyo | Japan | 37,256,109 |
| 2 | Delhi | India | 25,865,875 |
| 3 | Shanghai | China | 23,482,181 |
| 4 | Ciudad de México (Mexico City) | Mexico | 21,339,781 |
| 5 | São Paulo | Brazil | 20,883,046 |
| 6 | Mumbai (Bombay) | India | 19,315,737 |
| 7 | Kinki M.M.A. (Osaka) | Japan | 19,304,722 |
| 8 | Al-Qahirah (Cairo) | Egypt | 18,820,072 |
| 9 | New York-Newark | United States of America | 18,647,626 |
| 10 | Beijing | China | 18,421,198 |
| 11 | Dhaka | Bangladesh | 17,597,177 |
| 12 | Buenos Aires | Argentina | 14,705,533 |
| 13 | Kolkata (Calcutta) | India | 14,422,670 |
| 14 | Karachi | Pakistan | 14,289,160 |
| 15 | Istanbul | Turkey | 14,126,772 |
| 16 | Chongqing | China | 13,372,015 |
| 17 | Rio de Janeiro | Brazil | 12,940,796 |
| 18 | Manila | Philippines | 12,860,058 |
| 19 | Tianjin | China | 12,516,041 |
| 20 | Los Angeles-Long Beach-Santa Ana | United States of America | 12,345,219 |
| 21 | Lagos | Nigeria | 12,239,206 |
| 22 | Moskva (Moscow) | Russian Federation | 12,049,135 |
| 23 | Guangzhou, Guangdong | China | 11,694,882 |
| 24 | Kinshasa | Democratic Republic of the Congo | 11,597,706 |
| 25 | Shenzhen | China | 11,275,391 |
| 26 | Paris | France | 10,733,502 |
| 27 | Lahore | Pakistan | 10,369,137 |
| 28 | Jakarta | Indonesia | 10,173,388 |
| 29 | Bangalore | India | 10,141,080 |
| 30 | Seoul | Republic of Korea | 9,896,859 |
Data from UN World Urbanization Prospects