Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. 125th Street (formerly Manhattan Street), is a local station on the IRT Broadway Seventh Avenue Line of the New York City Subway. Located at the intersection of 125th Street and Broadway, where Morningside Heights meets Harlem in an area known as Manhattanville, it is served by the 1 train at all times.This is the only station on the short elevated Manhattan Valley Viaduct, which bridges the Manhattan Valley from 122nd to 135th Streets and has been on the National Register of Historic Places since 1983.