Ranking of the largest urban agglomerations by population in the Americas: 1.🇲🇽 Mexico City – 25.4 M 2.🇧🇷 São Paulo – 22.6 M 3.🇺🇸 New York – 21.8 M 4.🇺🇸 Los Angeles – 17.1 M 5.🇦🇷 Buenos Aires – 16.8 M 6.🇧🇷 Rio de Janeiro – 13.6 M 7.🇵🇪 Lima – 12.0 M 8.🇨🇴 Bogotá – 10.6 M 9.🇺🇸 Chicago – 9.6 M 10.🇺🇸 Washington – 8.65 M 11.🇨🇱 Santiago – 8.4 M 12.🇨🇦 Toronto – 7.85 M Note: Central city and neighboring places mostly linked by continuously built-up areas. Source: citypopulation