The Islamic Azad University, South Tehran Branch is a branch of the Islamic Azad University which was established in Tehran in 1986 (1364 H). This university is considered one of the best branches of the Islamic Azad University. It started its activities with 700 students who mostly studied in the fields of engineering. In 2004 this branch of Islamic Azad University was considered the most crowded university of Iran with over 40,000 students in seven different schools. It is also the third out of five of the best non-profit universities in Iran (which makes it as a high-ranking one from 1980 to 2014). Its Engineering School is famous for its faculties and rigorous discipline.