Megacity population and rank for world cities for the year 2020
| Rank | Megacity | Country | Population |
|---|---|---|---|
| 1 | Tokyo | Japan | 37,393,129 |
| 2 | Delhi | India | 30,290,936 |
| 3 | Shanghai | China | 27,058,479 |
| 4 | São Paulo | Brazil | 22,043,028 |
| 5 | Ciudad de México (Mexico City) | Mexico | 21,782,378 |
| 6 | Dhaka | Bangladesh | 21,005,860 |
| 7 | Al-Qahirah (Cairo) | Egypt | 20,900,604 |
| 8 | Beijing | China | 20,462,610 |
| 9 | Mumbai (Bombay) | India | 20,411,274 |
| 10 | Kinki M.M.A. (Osaka) | Japan | 19,165,340 |
| 11 | New York-Newark | United States of America | 18,803,552 |
| 12 | Karachi | Pakistan | 16,093,786 |
| 13 | Chongqing | China | 15,872,179 |
| 14 | Istanbul | Turkey | 15,190,336 |
| 15 | Buenos Aires | Argentina | 15,153,729 |
| 16 | Kolkata (Calcutta) | India | 14,850,066 |
| 17 | Lagos | Nigeria | 14,368,332 |
| 18 | Kinshasa | Democratic Republic of the Congo | 14,342,439 |
| 19 | Manila | Philippines | 13,923,452 |
| 20 | Tianjin | China | 13,589,078 |
| 21 | Rio de Janeiro | Brazil | 13,458,075 |
| 22 | Guangzhou, Guangdong | China | 13,301,532 |
| 23 | Lahore | Pakistan | 12,642,423 |
| 24 | Moskva (Moscow) | Russian Federation | 12,537,954 |
| 25 | Los Angeles-Long Beach-Santa Ana | United States of America | 12,446,597 |
| 26 | Shenzhen | China | 12,356,820 |
| 27 | Bangalore | India | 12,326,532 |
| 28 | Paris | France | 11,017,230 |
| 29 | Bogotá | Colombia | 10,978,360 |
| 30 | Chennai (Madras) | India | 10,971,108 |
Data from UN World Urbanization Prospects