| Rank | City | Population |
| 1 | Tokyo, Japan | 28,000,000 |
| 2 | New York City, United States | 20,100,000 |
| 3 | Mexico City, Mexico | 18,100,000 |
| 4 | Bombay, India | 18,000,000 |
| 5 | Sao Paulo, Brazil | 17,700,000 |
| 6 | Los Angeles, United States | 15,800,000 |
| 7 | Shanghai, China | 14,200,000 |
| 8 | Lagos, Nigeria | 13,500,000 |
| 9 | Calcutta, India | 12,900,000 |
| 10 | Buenos Aires, Argentina | 12,500,000 |
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