Many public and private high schools on Long Island are ranked among the best in the United States. Nassau and Suffolk counties are the home of 125 public school districts containing 656 public schools. Brookhaven Public Schools is the largest district. It also hosts private schools such as Friends Academy, Chaminade High School, Kellenberg Memorial High School, St. Anthony's High School, and North Shore Hebrew Academy. There also are many parochial schools on Long Island, including several operated by the Catholic Diocese of Rockville Centre.