Manhasset is a station on the Long Island Rail Road's Port Washington Branch in Manhasset, New York. It is 17.2 miles (27.7 km) from Penn Station in Midtown Manhattan.

The Port Washington Branch is an electrified, mostly double-tracked rail line and service owned and operated by the Long Island Rail Road in New York, in the United States. It branches north from the Main Line at the former Winfield Junction station, just east of the Woodside station in the New York City borough of Queens, and runs roughly parallel to Northern Boulevard past Mets-Willets Point, Flushing, Murray Hill, Broadway, Auburndale, Bayside, Douglaston, Little Neck, and then crosses into Nassau County for stops in Great Neck, Manhasset, and Plandome before terminating at Port Washington.