Mexico City

According to the 2020 census, Mexico City proper had a population of 9,209,944 and a land area of 1,495 square kilometers (577 square miles), making it Mexico's primate city and the second-largest Spanish-speaking city proper in the world after Lima. Under the most recent definition agreed upon by the federal and state governments, Greater Mexico City had a population of 21,804,515, making it the world's 15th-largest metropolitan area and the second-largest urban agglomeration in the Western Hemisphere, after São Paulo. In 2011, Greater Mexico City had a GDP of $411 billion, making it one of the world's most productive urban areas. The city accounted for 15.8% of Mexico's GDP, while the metropolitan area accounted for about 22%. If it were an independent country in 2013, Mexico City would have been the fifth-largest economy in Latin America.