The problem of marginalization has been the main challenge of urban management during the last few decades, and after various experiences of coercion, ignoring and finally recognizing what is now recommended by international organizations, the approaches of empowerment and local development. The current research aims to study the appearance of marginal neighborhoods and the statistics of social problems and issues in the marginal neighborhoods of Khorram Abad city. The study method is a combination of documentary, analytical and field methods. In the qualitative section and key informants, semi-structured interviews were conducted with 15 local experts, and 8 group discussions were conducted with managers and experts of facilitation offices in the suburbs of Khorram Abad. The findings show: a significant amount of ruined and abandoned and defenseless lands, unemployment and not having a permanent job, the prevalence of drug use among young people, high statistics of ordinary documents (promissory notes), high statistics of women heads of families, poor equipment necessary furniture and infrastructure, poor environmental health conditions, feeling of insecurity (due to theft, conflict, conflicts), poor quality of pavements, the presence of a significant number of working and street children, and suicide attempts among the residents of the neighborhoods. Periphery is one of the most important problems and social issues of peripheral neighborhoods of Khorram Abad city