This study aimed to evaluate the performance of primary and secondary headmasters using the EFQM organizational excellence model in Andimeshk. This was a descriptive survey. The statistical population consisted of 2000 teachers of primary and secondary school of the first and second year in Andimeshk. According to Morgan table, 322 people were selected using stratified random sampling technique and gender. The data collection includes a questionnaire used derived from business excellence model with 4 criteria (leadership, strategy, resources, partners and employees outcomes). To assess the validity, two kinds of content and construct validity were used. The validity of the scale of the evaluation of headmasters' performance was confirmed according to the business excellence model using confirmatory factor analysis with LISREL software. Reliability of the tool was obtained 0/90 using Cronbach test. To analyze the data, descriptive statistics were used and in regard with inferential statistics, Kolmogorov-Smirnov test, Friedman's rank, one-sample t-test and chi-square goodness of fit test. Statistical results showed that from the perspective of teachers, the performance of primary and secondary headmasters in Andimeshk was in an acceptable level with regard to leadership, strategy, resources and partners and society.