 These properties, spread throughout the community, were listed in the National Register of Historic Places on November 12, 1977; however, additional resources, including the original grid plan of the town and the site of the original Harmonist churches were not included in the nomination.In 1985 the University of Southern Indiana partnered with Historic New Harmony to preserve and maintain the town's historic structures and to offer educational and cultural programs.In 1991 Historic New Harmony combined its resources with the state-owned New Harmony State Historic Site to establish a "unified program" of the University of Southern Indiana and the Indiana State Museum and Historic Sites.