<p>The Administrative Office of Regional School District 13 is located adjacent to Coginchaug Regional High School, which includes the Superintendent of Schools.</p> <p>Regional School District 13 is made up of six schools in Middlefield (2) and Durham (4) with students in grades K through 12. The district was created in 1969, and presently more than 2,000 students are enrolled.</p> <p>Schools: Brewster Elementary School, Francis E. Korn Elementary School, John Lyman Elementary School, Memorial Middle School, Frank Ward Strong Middle School and Coginchaug Regional High School.</p>