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Recognizing and measuring the quality of life in urban areas that are the result of the actions of urban management and other public and private institutions is a very vital issue. Due to the lack of quality of urban life in informal urban settlements, it is possible to provide a roadmap for urban management and awareness of responsible institutions of the current situation and action to achieve the desired situation. The purpose of this study is to assess the quality of life in informal settlements in Miandoab. The research method is descriptive-analytical and based on data collection in the field through a questionnaire. The validity of the instrument and its reliability were confirmed by Cronbach's alpha greater than 0.70. The statistical population of the study consists of 11545 citizens living in informal settlements in Miandoab. The sample size was determined based on Cochran's formula, 313 people. The test results show that four indicators of social, economic, physical and environmental quality of life in informal settlements of Miandoab were significant at a level of less than 0.05. Examination of the direction of significance indicates the inappropriateness of the indicators. The ANOVA test also confirmed that the 10 neighborhoods studied in terms of social, physical and environmental indicators are significantly different at the level of less than 0.05, but in the field of economic indicators (significance level equal to 0.094) there are the same conditions. Assessing the effect of urban management on improving the quality of life through structural equations also confirmed that the rate of explanation for the social index is equal to 0.97; For economic index equal to 0.48; It is equal to 0.93 for the physical index and 0.55 for the environmental index. Therefore, the greatest effect of urban management is on the social index and then the physical.

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The performance of urban management from different dimensions is effective in the sustainable development of the city. An important and influential aspect of urban management is the quality of life of citizens in different neighborhoods. Management performance in improving the quality of life can be achieved with the participation of the people, the provision of services, transparency, and so on. Therefore, in this study, the aim is to measure the performance of urban management on the quality of life of informal settlements in Miandoab City. The research is descriptive-analytical in terms of method and nature and is one of the in-depth and quantitative researches. Data were collected from both library and field methods through a questionnaire. The validity of the questionnaire was confirmed by the elite community (10 people) and its reliability was calculated with Cronbach's alpha greater than 0.79. The statistical population of the study consists of citizens living in 10 informal settlements of Miandoab city, 11545 people. The sample size was 313 based on Cochran's formula. The result of one-sample t-test showed that the urban management index is significantly less than 0.05. The average difference of -1.403 confirmed that the urban management index for informal settlements in Miandoab is weak. Also, the regression model indicates the effectiveness of the urban management index in improving the quality of life of informal settlements with a coefficient of 0.901. The participation variable with 23% and the cleaning and environmental health variable with 11% predict the most and the least impact on improving the quality of life, respectively. Therefore, the existence of an integrated urban management consisting of people and officials with emphasis on participation-oriented and structural indicators can help improve the quality of life of neighborhoods.