The significant development of urbanization in recent years, especially in mega-cities, have brought about specific issues in urban life. In such circumstances, urban life needs some characteristics and requirements. One of the most important requirements is awareness and knowledge of citizens about responsibilities of citizenship which show the importance of "Citizenship Education". The research method of the study is survey. The sample size included 437 people who were selected via Stratified Sampling Method. The results of study indicate that the citizen's awareness in dimensions of social, cultural, economic and political responsibilities is average. In social dimension respondents show the highest level of knowledge. The knowledge of people in economic dimension was significantly different in terms of gender. Component assessment of each dimension, suggests that in the Social dimension, the most awareness is about (necessity of help to promote healthy, dynamic and happy city). In cultural aspect (the necessity of respecting the ethnic groups), in economic aspect (the necessity of urban duties) and in political aspect (the ways of choosing municipal authorities) had the highest degree. Background variables are significantly related to the dimensions of the awareness about the responsibilities and awareness is low among youth and significantly different from parents ' awareness.