Londonderry NH School District | 1,299 followers on LinkedIn. Lead the Way! | Londonderry, NH School District consists of: 1 Pre-school/Kindergarten (Moose Hill), 3 Elementary Schools (North, Matthew Thornton and South School), 1 Middle School (Londonderry Middle School) and 1 Senior High School (Londonderry High School) We have a total student population of 5471. Our faculty consists of 450 Teachers, 50 Administrators, 50 Allied Health Professionals and assorted other positions for a total of 1000 employees. Our mission is to provide all students with the vision, skills and knowledge necessary to maximize their individual potential.