The unbalanced development of cities has led to physical, economic, social, environmental, and managerial imbalances, and the failure to implement the regeneration model in urban neighborhoods. One of the negative consequences of such a process is tissue exhaustion, which reduces the level of viability. The purpose of the research is to examine the importance of the Sirous neighborhood regeneration pattern in District 12 of Tehran Municipality, with an emphasis on improving the quality of livability. The research is applied in terms of purpose and qualitative-quantitative in terms of method. The statistical population consists of 50 experts. The sampling method is non-probability and snowball type. The research data was collected through library methods. The data collection tool was a questionnaire with closed questions. The Delphi panel model was used to analyze the data. he results show that the status of physical criteria in 4 indicators of housing and deterioration, road network, access and transportation is undesirable. The status of environmental criteria in 2 indicators of pollution and climate and green space is undesirable. The status of socio-cultural criteria in 3 indicators of participation and interaction and connection with people, identity and sense of belonging to the place is undesirable.The status of economic criteria in 3 indicators of budget and investment, facilities and infrastructure and activity and employment is undesirable. The status of management criteria in 3 indicators of integration, plan and program and laws and regulations is undesirable. It can be concluded that the regeneration plans prepared to organize the worn-out textures with an integrated approach to all physical, environmental, economic, social and managerial dimensions have not been implemented. As a result, the livability level of the residents of the Sirous neighborhood has decreased