Lake Bluff District 65 includes Lake Bluff Elementary School and Lake Bluff Middle School. The district is more than…More a century old, covers 5.6 square miles and has a combined enrollment of more than 900 students in grades kindergarten through 8. District 65 students attend Lake Forest High School.</p> <p>The district has moved its location from the old East School to a business corridor on the west side of Lake Bluff.</p>