The Scottsdale Unified School District has 30 schools serving about 25,000 students. More than 3,000 persons are employed by the district, including about 1,600 teachers. The district celebrates its 120th anniversary in 2016. Its boundaries include most, but not all, of the city of Scottsdale, almost all of the town of Paradise Valley, a section of the city of Phoenix and a section of the city of Tempe.