Hopewell Junction is a hamlet (and census-designated place) in Dutchess County, New York, United States. The population was 376 at the 2010 census. It is part of the Poughkeepsie–Newburgh–Middletown, NY Metropolitan Statistical Area as well as the larger New York–Newark–Bridgeport, NY-NJ-CT-PA Combined Statistical Area.
Hopewell Junction is located within the Town of East Fishkill. It was originally a railroad junction where the Newburgh, Dutchess and Connecticut Railroad met the New York and New England Railroad and Dutchess County Railroad. All three became part of the New York, New Haven and Hartford Railroad system, and the ND&C to the southwest and the NY&NE are now owned by the Housatonic Railroad and used by Metro-North for equipment moves between its Hudson Line and Harlem Line. The railroad that goes through Hopewell is no longer in use, the closest one is the New Haven line.
It was ranked #31 on Money Magazine's Most Desirable Places to Live for 2005.