Marble Hill is a neighborhood located in the northern part of Manhattan, New York City. It is unique because it is geographically separated from the rest of Manhattan by the Harlem River and is connected to the Bronx. This area is primarily residential and features a mix of single-family homes and apartment buildings. The neighborhood is named after the Marble Hill neighborhood's former estate, which was owned by John Jacob Astor in the 19th century. Marble Hill is also home to several parks and recreational areas, providing residents with green spaces for outdoor activities.