[1] The school, affiliated with the U.S. Embassy in Tehran, served grades K–12 in a coeducational manner and used English as the language of instruction.
Ambassador to Iran, Loy Henderson, guided the opening of the new American school, which initially had Kindergarten through grade 8, the following year.
[4] At its peak, TAS was the largest American school outside the United States with about 2,000 students.
The school closed due to disruptions that developed into the Iranian Revolution.
Today the grounds have been rebuilt for the restricted use of the National Archives and Library of Iran ( Sazman Asnad va Ketabkhaneh Melli), and the public use Tehran Book garden (Baghe Ketab Tehran), a multi-plex arts, culture, and science education center.