The challenges facing education system today require that schools be able to continuously transform into flexible and agile organization which respond to environment driven opportunities. Therefore, the main objective of this paper is to study the investigation the relationship between human capital and organizational agility in high schools of Tehran city. Descriptive-correlation method was used. Population of this study consisted of all private­ and public high schools of Tehran city (­411 school). According to Cochrane formula, 79 schools were selected as samples. Multiple cluster sampling method was used in this research.­ schools agility questionnaire (Researcher-Made) and human capital assessment scale )­­Naderi, 2015) was used for data collection.­ The questionnaire reliability was evaluated based on Cronbach’s alpha (organizational agility =α­0.804 and human capital =α0.853). Data was analyzed through Pearson coefficient of correlation & structural equation model technique. The main findings are: A positive relationship was found between general indicator of human capital and organizational agility high schools in of Tehran city. The result indicated that human capital enhances the influences an school agility capabilities.