Hudson Line

Hudson Line refers to the following rail lines, all originally part of the Hudson River Railroad following the east shore of the Hudson River
 * Hudson Line (Metro-North), a commuter line from New York City north to Poughkeepsie
 * Hudson Subdivision a rail line continuing north from Poughkeepsie to Rensselaer, owned by CSX and leased by Amtrak
 * West Side Line in New York City, now owned by Amtrak from New York Penn Station north to Spuyten Duyvil
 * High Line, the abandoned West Side Line south of Penn Station, now an elevated park