Today, Social Security, one of the main needs of citizens at all ages and genders and this is even more important for older residents, as the experiences of everyday life in inefficient spaces that is more insecurity in these areas. This study examines the sense of security in Tehran in the region 15 are damaged. Statistical research, all residents of District 15, which is worn tissue sampling formula 384 were selected. After reading library and review, review of literature required to survey

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... ta collected by a questionnaire and using descriptive statistics and inferential statistics (Pearson correlation coefficient t) were analyzed using SPSS software. The results show that the dimensions of environmental, economic, social, physical and worn tissue management area 15 is not in good condition. The social security situation in the region, 15 in the old context is not appropriate. The study, a significant inverse relationship between two variables worn tissue and a decrease in security. A significance level of less than 05/0 and strong relationship between the two variables shows negative inversely. One of the factors in the decline in security in the context of life in the region 15 Location immigrants, criminals and so on.