About This Place
Stanhope is a borough in Sussex County, New Jersey, United States. As of the 2000 United States Census, the borough population was 3,584.
Stanhope was formed by an act of the New Jersey Legislature on March 24, 1904, from portions of Byram Township.
Stanhope is located at 40°54′40″N 74°42′18″W / 40.911163°N 74.704899°W / 40.911163; -74.704899 (40.911163, -74.704899).