Introduction: This research aims to investigate the role of the sense of security and social cohesion on adherence to social moral values from the perspective of Tehrani citizens. Material and Methods: The current research was applied, which was carried out by survey method and correlation method. The statistical population of this research includes all citizens over 15 years of age living in Tehran, which according to the statistics center in 2015 was equal to 10,585,086 people. Among the target population, 388 people were selected as a sample by multi-stage cluster sampling method. The data were collected using a questionnaire and finally analyzed using the Pearson correlation test with SPSS software. Results: The results of the research indicate that there is a significant relationship between adherence to social values and a sense of social security (r=0.434) and social cohesion (r=0.587) and also between a sense of security and social cohesion (r=0.263) there is a positive relationship. Conclusion: The present research showed that with the increase of social cohesion (popular participation and activity in the community, normative acceptance and legalism, local belonging and interest in the environment) and the feeling of security both subjectively and objectively and conditions, the level of adherence and respect It increases the values of social ethics, including commitment, honesty and adherence to family relationships
