Rural entrepreneurship is one of the new approaches to achieve sustainable development and agricultural sector is an important part of the rural economy providing ground for its growth and development. Agricultural development is the basis of investment, employment and reduction of unemployment. So, it is necessary to identify factors affecting rural agricultural entrepreneurship. The main objective of this study is to identify factors affecting agricultural entrepreneurship development from the perspective of entrepreneur farmers and agricultural experts. In terms of method, this research is of descriptive - surveying type and in terms of objective it is an applied research. The statistical population of this research is 550 of farmers of Sarbaz county 225 of which were selected as the sample using a Cochran formula. The survey instrument was a Researcher made questionnaire the validity of which was confirmed by a group of farmers and agricultural experts and its reliability was estimated about 0.783 using Cronbach's alpha coefficient. the data has been analyzed with the help of 23 Spss software. Based on the results, five factors of economic, environmental, social, behavioral and promotion have played a role in the development of agricultural entrepreneurship among which the Economic factors with average rating 3.25 have the greatest impact on agricultural entrepreneurship and then, environmental, social, behavioral and promotional factors respectively are the greatest impact have influenced the agricultural entrepreneurship. Therefore, there should be a provision for providing farmers with financial and credit facilities (financial support) for agricultural entrepreneurship, facilitating network co-operation, and increasing the competitiveness of farmers (free market space).