---

This article aims to examine sociological life satisfaction of citizens above 18 years old and over in Ahvaz .Theoretical framework to explain about the problem and the related sociological perspectives and assumptions used were extracted .This research used a survey method to gather data. In this study, participants of this study were all citizen in Ahvaz, and 384 were set through Cochran's sample size formula. This study was conducted from 1391 to 1392. The results show that all independent variables have a significant relationship with the dependent variable. It also shows that social and economic backgrounds have a significant relationship and 30% of life satisfaction derives from the relations between the two backgrounds.

---

Social wellbeing is how a person reports the quality of relationships with others. On this concept, social wellbeing means a person’s perception of a society as a meaningful and understandable set, with a potential to develop and grow as well as a sense of belonging to society and being participant in its development. Also, life satisfaction is generally defined on overall look at current conditions, from comparison of individual desires to real availability to them. The present paper aims to investigate the social wellbeing role on increase of life satisfaction. The research theoretical framework has been made according to Keyes’s, Lyubomirsky’s and Omid theories. The research method was surveying and the tool to collect data was questionnaire. The population is comprised of all 15-64 years-old citizens from Esfahan. The sample includes 800 people of the population above selected by size-based clustering method. To analyze data and to test the model, SPSS software and Amos software were used respectively. The results show that the mean of scores from both social wellbeing and life satisfaction variables is above the average. This effect of social wellbeing and life satisfaction is meaningful and direct.