This document lists the top 15 most populated cities in the world along with their country, continent, population rank, and urban population rank. Tokyo is the most populated city in the world with over 31 million residents, followed by Delhi and Seoul. The top 3 cities in Asia are Tokyo, Seoul, and Osaka, while in Australia they are Sydney, Melbourne, and Brisbane.

1. Urban City
City Country Continent Population rank rank City Population
Tokyo Japan Asia 31,036,900 1 1 Tokyo 31,036,900
Seoul Korea Asia 19,844,500 2 2 Seoul 19,844,500
Osaka Japan Asia 17,592,400 3 3 Osaka 17,592,400
Sydney Australia Australia/Oceana 4,280,900 1 1 Sydney 4,280,900
Melbourne Australia Australia/Oceana 3,353,300 2 2 Melbourne 3,353,300
Brisbane Australia Australia/Oceana 1,544,300 3 3 Brisbane 1,544,300
Cairo Egypt Africa 15,546,300 1 2 Cairo 15,546,300
Lagos Nigeria Africa 9,123,200 2 1 Lagos 9,123,200
Kinshasa Congo Dem Republic Africa 7,527,500 3 3 Kinshasa 7,527,500
New York U.S.A North America 29,881,200 1 2 New York 29,881,200
Mexico City Mexico North America 21,027,200 2 1 Mexico city 21,027,200
Los Angeles U.S.A North America 16,584,700 3 3 Los Angeles 16,584,700
Sao Paulo Brazil South America 12,100,100 1 1 Sao Paulo 12,100,100
Buenos
Buenos Aeries Argentina South America 11,230,500 2 2 Aeries 11,230,500
Rio Brazil South America 3,942,600 3 3 Rio 3,942,600
Moscow Russia Europe 18,505,100 1 2 Moscow 18,505,100
London England Europe 12,923,800 2 1 London 12,923,800
Berlin Germany Europe 11,246,600 3 5 Berlin 11,246,600