This paper investigates the social relationship and life quality. The paper analyzes a secondary data form a survey is conducted by Iranian Student’s Polling Agency, ISPA, about favorable or optimal life among University students. The sample is consisted of 20670 people in different parts of Tehran.

Results show 59 percent of respondents have average life quality and social capital and its dimensions social trust and social participation had the highest score among others. The levels of these three variables were different and significant in types of life quality.

After analysis of findings through calculation of path analysis coefficient, the results indicate that among variables influencing on the social capital, average life quality with 85 correlation co-efficiency, has the highest influence. Results indicate that average life quality increases solidarity and relation realm of individuals and it can result into the trust and finally, all these factors increase and reinforce social capital.

Citizenship as a social phenomenon is a central component of modern democratic political systems and key indicators to demonstrate democracy in a modern society. Citizenship requires a sense of community membership. Cultural and social development and active citizenship require active citizens and active citizenship requires a sense of citizenship. Current study is an evaluation about the role of social capital and cultural capital in the sense of citizenship among people of Kashan. The sample size for this study was 318 citizens and for conducting a questionnaire -based survey method for assessing the validity Cronbach's alpha coefficient was used. In this paper, four dimensions were considered for sense of citizenship, they are a sense of equality of opportunity , equality of distributive sense , sense of equality of participation, and a sense of social identity, Based on the results, sense of Kashanian citizensWith an average of 2/47 in the range of 1-4 is in average level. Social capital, including trust, integrity, collaboration and social knowledge with an average of 2/98 in the range of 1-5 and cultural capital with a moderate level of mental, physical and institutional, With an average of 1/88 in the range of 1-5 are also below average. Research findings show relationship between social capital, the sense of citizenship and cultural capital. This means that the greater degree of social capital and cultural capital among citizens would lead to more of a sense of citizenship.