Regarding management knowledge and performance appraisal, the research has studied the mosque. It has been arranged in two theoretical and practical sections. In the theoretical part, after reviewing the research literature, the indices of the performance have been determined based on library sources which were strained to be classified into six categories: social, police service, cultural-educational, constructive-economic,  of media(communicative and interactive), and devotional. In the practical part, regarding library sources indices, having used Delphi method and questionnaire distribution for eleven experts in mosque affaires, their viewpoints were pondered and the mosque performance appraisal indices were formulated. Finally, the indices were ranked in six categories separated by subjects via using SAW and TOPSIS statistical methods and their outcomes. The outcomes of the research display the mosques cultural-educational performance is the most important and police service performance is the least importantof all.