Yaphank is a station in the hamlet of Yaphank, New York on the Main Line (Greenport Branch) of the Long Island Rail Road. It is located on Park Street near Suffolk County Road 21 (Yaphank Avenue). It is also accessible from streets in and around Suffolk County. The distance between Yaphank and the next station, Riverhead, is the longest distance between stations in the LIRR at. Government Buildings on the north side of the tracks at the bottom of the Yaphank Avenue overpass.The two sites that are closest to the station are the Suffolk County Police Department auto mechanics shop (a.k.a. "Vector Center") as well as a Georgia-Pacific railroad lumber yard. The historic Suffolk County Almshouse Barn and the former Suffolk County Sanitorium can be found northwest of the station, as well as the Yaphank Avenue bridge over the tracks.
