The following is a list of all urban rail transit systems in Latin America, ranked by passenger ridership.
Daily and annual passengers ridership figures in this chart are based on annual and daily (not just weekday) average passenger trips.
The year of the source date varies and is provided on the right.
The São Paulo Metro has the highest passenger ridership from a single operator in Latin America, and second in the Americas, after the New York City Subway.
*Corresponds to the ridership source provided for each transit system.