| Rank | City | Population | Definition | Area (km²) | Population density (/km²) | Country |
|---|
| 1 | Mumbai | &0000000013922125.00000013,922,125[1] | Municipal Corporation | &0000000000000603.000000603 | &0000000000023088.00000023,088 | India |
| 2 | Shanghai | &0000000013831900.00000013,831,900[2] | Core districts + inner suburbs | &0000000000001928.0000001,928 | &0000000000007174.0000007,174 | China |
| 3 | Karachi | &0000000012991000.00000012,991,000[3] | City District | &0000000000003527.0000003,527 | &0000000000003683.0000003,683 | Pakistan |
| 4 | Delhi | &0000000012259230.00000012,259,230[1] | Municipal Corporation | &0000000000000431.090000431.09[4] | &0000000000028438.00000028,438 | India |
| 5 | Istanbul | &0000000011372613.00000011,372,613[5] | Municipality | &0000000000001831.0000001,831 | &0000000000006211.0000006,211 | Turkey |
| 6 | São Paulo | &0000000011037593.00000011,037,593[6] | Municipality | &0000000000001523.0000001,523 | &0000000000007247.0000007,247 | Brazil |
| 7 | Moscow | &0000000010508971.00000010,508,971[7] | City proper (includes Zelenograd) | &0000000000001081.0000001,081 | &0000000000009722.0000009,722 | Russia |
| 8 | Seoul | &0000000010456034.00000010,456,034[8] | Special City | &0000000000000605.400000605.4 | &0000000000017271.00000017,271 | South Korea |
| 9 | Beijing | &0000000010123000.00000010,123,000[9] | Core districts + inner suburbs | &0000000000001368.3200001,368.32 | &0000000000007400.0000007,400 | China |
| 10 | Mexico City | &0000000008841916.0000008,841,916[10] | Federal District | &0000000000001485.0000001,485 | &0000000000005954.0000005,954 | Mexico |
| 11 | Tokyo | &0000000008795000.0000008,795,000[11] | 23 special wards area | &0000000000000617.000000617 | &0000000000014254.00000014,254 | Japan |
| 12 | Jakarta | &0000000008489910.0000008,489,910[12] | Special capital district | &0000000000000664.000000664 | &0000000000012738.00000012,738 | Indonesia |
| 13 | New York City | &0000000008363710.0000008,363,710[13] | City proper | &0000000000000789.400000789.4 | &0000000000010452.00000010,452 | United States |
| 14 | Wuhan | &0000000008001541.0000008,001,541[14] (2006-12-31) | Core districts | &0000000000000400.000000400[citation needed] | &0000000000020004.00000020,004 | China |
| 15 | Lagos | &0000000007937932.0000007,937,932[15] | statistical area | &0000000000000999.600000999.6 | &0000000000007938.0000007,938 | Nigeria |
| 16 | Tehran | &0000000007873000.0000007,873,000[16] | City proper | &0000000000000760.000000760 | &0000000000010359.00000010,359 | Iran |
| 17 | Kinshasa | &0000000007843000.0000007,843,000[16] | City-Province | &0000000000009965.0000009,965 | &0000000000000787.000000787 | Democratic Republic of the Congo |
| 18 | Lima | &0000000007605742.0000007,605,742[17] | Province[18] | &0000000000002670.4000002,670.4 | &0000000000002848.0000002,848 | Peru |
| 19 | London | &0000000007556900.0000007,556,900[19] | Greater London[20] | &0000000000001580.0000001,580 | &0000000000004863.0000004,863 | United Kingdom |
| 20 | Bogotá | &0000000007259597.0000007,259,597[21] | Capital district | &0000000000001590.0000001,590 | &0000000000004566.0000004,566 | Colombia |
| 21 | Ho Chi Minh City | &0000000007123340.0000007,123,340[22] | Province-level municipality | &0000000000002095.0100002,095.01 | &0000000000003401.0000003,401 | Vietnam |
| 22 | Bangkok | &0000000007025000.0000007,025,000[23] | Administrative area | &0000000000001568.7400001,568.74 | &0000000000004478.0000004,478 | Thailand |
| 23 | Hong Kong | &0000000007008900.0000007,008,900[24] | Special Administrative Region | &0000000000001092.0000001,092 | &0000000000006418.0000006,418 | China |
| 24 | Dhaka | &0000000007000940.0000007,000,940[25] | City Corporation | &0000000000000154.000000154[26] | &0000000000045461.00000045,461 | Bangladesh |
| 25 | Cairo | &0000000006758581.0000006,758,581[27] | Governorate | &0000000000000214.000000214 | &0000000000031582.00000031,582 | Egypt |
| 26 | Guangzhou | &0000000006367700.0000006,367,700[28] | Core districts | &0000000000003843.4300003,843.43[28] | &0000000000001657.0000001,657 | China |
| 27 | Lahore | &0000000006318745.0000006,318,745[29] | City District | &0000000000001772.0000001,772 | &0000000000003566.0000003,566 | Pakistan |
| 28 | Rio de Janeiro | &0000000006186710.0000006,186,710[6] | Municipality | &0000000000001182.0000001,182 | &0000000000005234.0000005,234 | Brazil |
| 29 | Bangalore | &0000000005840155.0000005,840,155[30] | Municipal Corporation | &0000000000000709.500000709.5[30] | &0000000000008231.0000008,231 | India |
| 30 | Tianjin | &0000000005800000.0000005,800,000[31] | Core districts + inner suburbs | &0000000000002057.0000002,057 | &0000000000002820.0000002,820 | China |
| 31 | Baghdad | &0000000005337684.0000005,337,684[1] | City proper | | | Iraq |
| 32 | Kolkata | &0000000005080519.0000005,080,519[1] | Municipal Corporation | &0000000000000185.000000185 | &0000000000027462.00000027,462 | India |
| 33 | Santiago | &0000000005012973.0000005,012,973[32] | Province[33] | &0000000000002030.0000002,030 | &0000000000002469.0000002,469 | Chile |
| 34 | Singapore | &0000000004987600.0000004,987,600[34] | Country/City | &0000000000000710.200000710.2 | &0000000000006814.0000006,814 | Singapore |
| 35 | Chongqing | &0000000004776027.0000004,776,027[14] | Core districts | &0000000000005467.2000005,467.2 | &0000000000001057.0000001,057 | China |
| 36 | Chennai | &0000000004590267.0000004,590,267[1] | Municipal Corporation | &0000000000000187.000000187 | &0000000000024547.00000024,547 | India |
| 37 | Saint Petersburg | &0000000004581854.0000004,581,854[7] | City proper | &0000000000001439.0000001,439 [35] | &0000000000003184.0000003,184 | Russia |
| 38 | Surat | &0000000004523022.0000004,523,022[36] | Municipal Corporation | &0000000000000326.515000326.515[37] | &0000000000013852.00000013,852 | India |
| 39 | Riyadh | &0000000004465000.0000004,465,000[16] | City proper | &0000000000000800.000000800 | &0000000000005581.0000005,581 | Saudi Arabia |
| 40 | Alexandria | &0000000004110015.0000004,110,015[27] | Governorate | &0000000000002680.0000002,680 | &0000000000001611.0000001,611 | Egypt |
| 41 | Shenyang | &0000000004101197.0000004,101,197[14] (2006-12-31) | Core districts | &0000000000003495.0000003,495 | &0000000000001173.0000001,173 | China |
| 42 | Yangon | &0000000004088000.0000004,088,000[16] | Urban agglomeration | &0000000000000598.750000598.75[38] | &0000000000006828.0000006,828 | Myanmar |
| 43 | Hyderabad | &0000000004025335.0000004,025,335[1] | Municipal corporation | &0000000000000172.000000172 | &0000000000023403.00000023,403 | India |
| 44 | Ahmedabad | &0000000003913793.0000003,913,793[1] | Municipal corporation | &0000000000000204.000000204 | &0000000000019185.00000019,185 | India |
| 45 | Ankara | &0000000003901201.0000003,901,201[5] | Municipality | &0000000000002516.0000002,516 | &0000000000001551.0000001,551 | Turkey |
| 46 | Johannesburg | &0000000003888180.0000003,888,180[39] | City of Johannesburg metropolitan municipality | &0000000000001644.9600001,644.96 | &0000000000002364.0000002,364 | South Africa |
| 47 | Los Angeles | &0000000003849378.0000003,849,378[40] | City proper | &0000000000001290.0000001,290 | &0000000000002980.0000002,980 | United States |
| 48 | Abidjan | &0000000003802000.0000003,802,000[16] | Department/District | &0000000000002119.0000002,119 | &0000000000001794.0000001,794 | Côte d'Ivoire |
| 49 | Yokohama | &0000000003670000.0000003,670,000[41] | City proper | &0000000000000437.000000437 | &0000000000008398.0000008,398 | Japan |
| 50 | Busan | &0000000003596076.0000003,596,076[8] | Metropolitan City | &0000000000000765.660000765.66 | &0000000000004697.0000004,697 | South Korea |
| 51 | Cape Town | &0000000003497097.0000003,497,097[39] | City of Cape Town metropolitan municipality | &0000000000002454.7200002,454.72 | &0000000000001424.0000001,424 | South Africa |
| 52 | Durban | &0000000003468086.0000003,468,086[39] | eThekwini metropolitan municipality | &0000000000002291.8900002,291.89 | &0000000000001513.0000001,513 | South Africa |
| 53 | Berlin | &0000000003426354.0000003,426,354[42] | City and state of Germany | &0000000000000892.000000892 | &0000000000003842.0000003,842 | Germany |
| 54 | Pune | &0000000003337481.0000003,337,481[1] | Municipal corporation | &0000000000000450.690000450.69 | &0000000000007214.0000007,214 | India |
| 55 | Pyongyang | &0000000003255388.0000003,255,388[43] | Directly Governed City | &0000000000003194.0000003,194 | &0000000000001019.0000001,019 | North Korea |
| 56 | Madrid | &0000000003213271.0000003,213,271[44] | Municipality | &0000000000000698.000000698 | &0000000000004604.0000004,604 | Spain |
| 57 | Kanpur | &0000000003144267.0000003,144,267[1] | Municipal corporation | &0000000000000267.000000267 | &0000000000011776.00000011,776 | India |
| 58 | Jaipur | &0000000003102808.0000003,102,808[1] | Municipal corporation | &0000000000000485.000000485 | &0000000000006398.0000006,398 | India |
| 59 | Buenos Aires | &0000000003050728.0000003,050,728[45] | Argentine Capital District | &0000000000000203.000000203 | &0000000000015028.00000015,028 | Argentina |
| 60 | Nairobi | &0000000003038553.0000003,038,553[46] | Province | &0000000000000696.000000696 | &0000000000004366.0000004,366 | Kenya |
| 61 | Jeddah | &0000000003012000.0000003,012,000[16] | City proper | &0000000000001230.0000001,230 | &0000000000002425.0000002,425 | Saudi Arabia |