The present study was conducted with the aim of analyzing the impact of social networks on political socialization and political participation of political science students of the Islamic Azad University of Tehran, Tehran south branch during 2007-2017. This article is a descriptive-survey research based on the theory of planned behavior and has been done based on random sampling with a population of 280 samples. The findings indicate that 93% of students use social media and spend a significant part of their study hours on social networks, which mainly include Telegram, Instagram, Facebook, Twitter and WhatsApp. The variables related to social networks affect the socialization and political participation of students, and the extent of the impact of social networks on encouraging individuals to participate in the election as a component of political socialization is positive and significant. This finding and other findings are a positive and significant impact of social networks on the attitudes, values ​​and norms, attitudes and behaviors of political science students as a sample population, and thus the hypothesis of this research has been confirmed.