The vast expanse of the urban distressed areas in the country and multiple damages that their inhabitants face on economic, social and cultural aspects remind the need for higher attention to these constructions. Meanwhile, Tehran's distressed areas with more than 3268 hectares (5.3% of the area of ​​Tehran) has a population of one million and three hundred thousand people in it, is one of the priorities of the improvement and renovations in the country. According to what most experts and researchers say one of the main obstacles to the process of improvement and renovation of the urban distressed areas, is the selection and use of appropriate methods of financing. Several methods of financing that have been raised to be used in the process of improvement and renovation, on one hand due to the variety they provide are an opportunity, and on the other hand face the managers and city decision-makers with some problems in the process of selection and utilization, because using any of the methods depends on several regional and local factors. In this regard and in order to facilitate the process of decision-making in the process of improvement and renovation of urban distressed areas, this research used a cross-sectional study and also investigated the evaluation criteria and different methods of financing the distressed areas and  using the obtained field data from questionnaires distributed in two stages using ANOVA test, tested the research hypothesis in order to determine the best financing method according to the improvement and renovation process from the perspective of the tested criteria and in this way tried to compare the various methods of financing in order to take advantage of the process of improving and renovation of urban distressed areas in Tehran. In this regard and based on the obtained results three methods of repayment from the operation of the project, civic engagement (contract) -guaranteed and selling shares were identified as ways with the highest priority to utilize in the process of improvement and renovation of the urban distressed areas of Tehran.