This article considers the effect of virtual space on the evolution of Iranian identity (Case Study: City of Tehran) and focuses on the virtual space as one of the most important factors that has affected the national identity in Tehran. The hypothesis of this research is that the virtual space can have different consequences on individuals, groups, social classes and human societies, depending on their social and cultural backgrounds. To testing this hypothesis, first we discuss about the classic and modern theoretical literature on the national identity, culture, Internet, virtual space, then, the experimental findings of the study are presented under the survey.The thesis is theoretically based on the views of Stuart Hall about identity and culture and also Anthony Giddens views on the formation of culture in the modern era. So, in this research, we use of development and applied approach, based on positivist methodology.Also, the interview section was conducted through a case study research include 918 extensive virtual space users that have been studied at the city of Tehran and the data collected by the SPSS program and the information has been analyzed by statistical methods such as “Regression analysis that includes many techniques for modeling and analyzing several variables”.In general, the results show that there is a significant and positive correlation between the main variable of the study, i.e., the citizen tendency towards identity, and 7 variables under investigation which, based on the intensity and degree of their correlation with the main variable.