With the growth of society, the industrialization and complexity of cities in the modern world, and the formation of urban communities and urbanization of societies, Urban management is considered as a basis for community management. This research aims to investigate the relationship between social capital with an emphasis on the components of: social trust, sense of equality and justice and Existence of Ethical Values ​​in Shahrekord. The method of the study was survey and the information was collected using a researcher-made questionnaire A sample of 350 people has been collected. Data were analyzed using descriptive and inferential statistics and structural equation modeling (amos). The overall result of the research shows that there is a significant positive relationship between social trust, equality of feelings and justice, the existence of positive ethical values ​​in the city and improvement of urban management. The results of structural  modeling also showed that the coefficient of the effect of social trust on improvement of urban management was more than other components of social capital.