Dhaka covers the most ground, 6,611 km² of contiguous built-up land, ahead of Guangzhou–Shenzhen (6,454 km²) and Tokyo (5,165 km²).
| # | City | Population |
|---|---|---|
| 1 | Dhaka | 37.3 million |
| 2 | Guangzhou–Shenzhen | 43.0 million |
| 3 | Tokyo | 33.2 million |
| 4 | Jakarta | 40.5 million |
| 5 | Los Angeles | 13.5 million |
| 6 | Hajipur–Muzaffarpur region | 9.76 million |
| 7 | Shanghai | 30.7 million |
| 8 | New York | 14.2 million |
| 9 | Miami | 5.73 million |
| 10 | Bangkok | 19.0 million |
| 11 | Manila | 25.9 million |
| 12 | Kolkata | 23.3 million |
| 13 | Nagoya | 7.72 million |
| 14 | Seoul | 22.3 million |
| 15 | Osaka–Kobe–Kyoto | 12.7 million |
| 16 | Buenos Aires | 14.2 million |
| 17 | Beijing | 18.2 million |
| 18 | Delhi | 31.4 million |
| 19 | Mexico City | 17.6 million |
| 20 | São Paulo | 19.5 million |
| 21 | Chicago | 5.32 million |
| 22 | Shantou–Jieyang | 10.6 million |
| 23 | Houston | 4.30 million |
| 24 | Suzhou–Wuxi | 11.5 million |
| 25 | Johannesburg | 8.59 million |
| 26 | Cairo | 25.2 million |
| 27 | London | 10.4 million |
| 28 | Toronto | 5.57 million |
| 29 | San Francisco–San Jose | 4.72 million |
| 30 | Melbourne | 4.01 million |
| 31 | Moscow | 14.4 million |
| 32 | Hangzhou | 6.39 million |
| 33 | Ho Chi Minh City | 14.6 million |
| 34 | Paris | 9.33 million |
| 35 | Sydney | 4.38 million |
| 36 | Kozhikode region | 7.61 million |
| 37 | Kuala Lumpur | 8.41 million |
| 38 | Surabaya | 6.86 million |
| 39 | Phoenix | 2.61 million |
| 40 | Washington D.C. | 3.47 million |
| 41 | Rio de Janeiro | 9.85 million |
| 42 | Istanbul | 14.2 million |
| 43 | Kochi region | 5.07 million |
| 44 | Dallas | 2.58 million |
| 45 | Colombo | 4.72 million |
| 46 | Lagos | 12.8 million |
| 47 | Denver | 2.43 million |
| 48 | Detroit | 1.92 million |
| 49 | Owerri region | 3.59 million |
| 50 | Seattle | 2.10 million |
| 51 | Accra | 5.89 million |
| 52 | Maharajganj region | 2.84 million |
| 53 | Riyadh | 7.97 million |
| 54 | Onitsha region | 5.79 million |
| 55 | Chennai | 11.5 million |
| 56 | Montreal | 3.22 million |
| 57 | Nanjing | 8.06 million |
| 58 | Bangalore | 15.2 million |
| 59 | Bandung | 8.69 million |
| 60 | Lima | 10.8 million |
| 61 | Taipei | 9.69 million |
| 62 | Khartoum | 7.11 million |
| 63 | Luanda | 11.7 million |
| 64 | Hanoi | 4.97 million |
| 65 | Dar es Salaam | 8.92 million |
| 66 | Lahore | 14.3 million |
| 67 | Hyderabad | 9.46 million |
| 68 | Tamluk region | 2.45 million |
| 69 | Ruhr (Essen–Duisburg) | 2.72 million |
| 70 | Portland | 1.84 million |
| 71 | Chengdu | 5.61 million |
| 72 | Mesa–Chandler | 1.72 million |
| 73 | Dubai–Sharjah | 4.57 million |
| 74 | Las Vegas | 2.37 million |
| 75 | Karachi | 21.0 million |
| 76 | Linyi | 1.56 million |
| 77 | Tehran | 9.36 million |
| 78 | Kampala | 5.18 million |
| 79 | Durban | 3.27 million |
| 80 | Santiago | 6.63 million |
| 81 | Quanzhou | 3.38 million |
| 82 | Milan | 3.14 million |
| 83 | Perth | 1.36 million |
| 84 | San Diego | 1.98 million |
| 85 | Wuhan | 8.08 million |
| 86 | Sacramento | 1.70 million |
| 87 | Ponnani region | 2.75 million |
| 88 | Manchester | 2.54 million |
| 89 | Orlando | 1.23 million |
| 90 | Shenyang | 6.18 million |
| 91 | Mumbai | 20.5 million |
| 92 | Kollam region | 3.46 million |
| 93 | Brisbane | 1.36 million |
| 94 | Jeddah | 4.84 million |
| 95 | Cape Town | 4.34 million |
| 96 | Xi'an | 5.30 million |
| 97 | Baghdad | 6.89 million |
| 98 | Monterrey | 4.01 million |
| 99 | Birmingham | 2.62 million |
| 100 | Berlin | 3.55 million |
Urban area = contiguous built-up land and the people living in it in 2025, drawn the same way for every city regardless of administrative boundaries. Source: GHSL Urban Centre Database R2024A, European Commission, Joint Research Centre (CC BY 4.0); some names adjusted to the city names people use, and country attribution follows the dataset.
“Region” marks urban areas that join many towns and dense rural settlement into one built-up area; they are named after their main town.
Official city limits are drawn differently in every country: some take in farmland and mountains, others stop at the historic core. Ranking cities by those limits mostly ranks boundary decisions. These lists use the built-up area instead, so a city's figure includes its suburbs wherever they are continuous with it, and nothing beyond.
For figures inside official limits, see the city-limits rankings; for the background, read how to compare city sizes honestly. Click any city to see it on a map at the same scale as another.