Liberty State Park (LSP) is a park in the U.S. state of New Jersey, located on Upper New York Bay in Jersey City opposite Liberty Island and Ellis Island. The park opened in 1976 to coincide with bicentennial celebrations and is operated and maintained by the New Jersey Division of Parks and Forestry. Liberty State Park covers 1,212 acres (490 ha). The main part of the park is bordered by water on three sides: on the north by the Morris Canal Big Basin and on the south and east by Upper New York Bay. The New Jersey Turnpike Newark Bay Extension (I-78) marks its western perimeter.