purpose of this study was to design a social capital communication model and productivity of the Ministry of Sports and Youth. . The statistical population of the study included all 850 high-level, middle and senior managers, responsible experts, experts and experts working in the Ministry of Sports and Youth (Staff Division). According to the Morgan table, 265 people were randomly selected as sample. Social capital and productivity questionnaires were used to achieve the research objectives. Validity of both questionnaires was confirmed by 15 experts and their reliability was calculated in a pilot test with 30 subjects with Cronbach's alpha of 0. 82 (social capital questionnaire) and 0. 87 (productivity questionnaire). In order to analyze the collected data, descriptive and inferential statistical methods such as Kolmogorov-Smirnov, T single-sample, confirmatory factor analysis, Pearson correlation coefficient, path analysis and to determine the causal relationship between variables using structural equation modeling method SPSS and AMOS software were used. The results of this study showed that social capital affects the productivity of managers of the Ministry of Sports and Youth. Also, in the relationship between social capital and productivity, the dimension of assistance, evaluation, clarity, motivation, credibility, environment, and ability are the most effective.