Smithtown is a station on the Port Jefferson Branch of the Long Island Rail Road. It is located off a low bridge over NY 25 – 25A along Redwood Lane between NY 25-25A and Landing Avenue. in Smithtown, New York. Though officially located as being on Redwood Lane, Hagstroms' Suffolk County Atlas still shows the station as being located on Scott Lane, which runs from NY 25-25A to Redwood Lane. Smithtown Station was originally built in 1872 by the Smithtown and Port Jefferson Railroad, and rebuilt in 1937. It has been a transfer point from a dual-track line to a single track line. A freight spur exists west of the bridge under Brooksite Drive.