Walnut Hill is a neighborhood in the West Philadelphia section of Philadelphia, Pennsylvania. It is located between 45th Street and 52nd Street, bounded by Market Street and Spruce Street. Most of the neighborhood is in the northwestern part of the University City District. It is located north of the neighborhoods of Garden Court and Spruce Hill. The La Blanche Apartments and Henry C. Lea School of Practice are listed on the National Register of Historic Places. American Bandstand was first broadcast from the ABC studio at 46th and Market Streets (now the Enterprise Center).