Bronx Community Board 9 is a local government unit of the city of New York, encompassing the neighborhoods of Castle Hill, Parkchester, Soundview, Bruckner, Harding Park, Bronx River, Clason Point and Unionport. It is delimited by Westchester Creek to the east, the Sheridan Expressway to the west, the Cross Bronx Expressway and East Tremont Avenue to the north and the Bronx River and the East River to the south.