Statistics September 17, 2018 RankingMegaCityImageCountry ContinentPopulation 1TokyoJapanAsia38,140,000 2ShanghaiChinaAsia 34,000,000 3JakartaIndonesiaAsia31,500,000 4Dehli IndiaAsia27,200,000 5SeoulSouth_KoreaAsia 25,600,000 6GuangzhouChinaAsia25,000,000 7BeijingChinaAsia 24,900,000 8ManilaPhilippinesAsia24,100,000 9MumbaiIndiaAsia23,900,000 10New YorkUnited StatesNorth America 23,876,155 11ShenzhenChinaAsia 23,300,000 12Sao PauloBrazilSouth America21,242,939 13Mexico CityMexicoNorth America21,157,000 14LagosNigeriaAfrica 21,000,000 15Kobe-Osaka-Kyoto KeihanshinJapan Asia 20,337,000 16CairoEgypt Africa19,128,000 17WuhanChinaAsia 19,000,000 18Los AngelesUnited StatesNorth America18,788,800 19DhakaBangladesh Asia 18,237,000 20ChengduChinaAsia 18,100,000 21MoscowRussia Europe17,100,000 22ChongqingChinaAsia 17,000,000 23KarachiPakistan Asia 16,900,000 24BangkokThailandAsia15,931,300 25TianjinChinaAsia15,400,000 26Istanbul TurkeyAsiaEurope14,600,000 27KolkataIndiaAsia14,423,000 28TehranIranAsia14,000,000 29London United KingdomEurope13,842,667 30Buenos_AiresArgentina South America13,834,000 31HangzhouChinaAsia13,400,000 32Rio_de_JaneiroBrazil South America12,981,000 33Xi'anChinaAsia12,900,000 34ParisFranceEurope12,405,426 35ChangzhouChinaAsia12,400,000 36KinshasaDemocratic Republic of CongoAfrica12,350,000 37LahorePakistanAsia12,200,000 38ShantouChinaAsia12,000,000 39NanjingChinaAsia11,700,000 40BangaloreIndiaAsia11,500,000 41JinanChinaAsia11,000,000 42Chennai IndiaAsia10,700,000 43HarbinChinaAsia10,500,000 44Bogot'aColumbiaSouth America10,350,000 45NagoyaJapanAsia10,105,000 46LimaPeruSouth America10,072,000 Source: Wiki Megacities