Saffron is a permanent plant that really work in dry continent. As continental conditions of Iran and especially Southern Khorasan province that water shortage is one of the most important factor in the process of agricultural development, enterprise and extension of this plant is very necessary and important. The object of this study is to assess the social and economic influence of Saffron plant in Southern Khorasan province. We use questionnaire as tool of adding data. The population of sample estimated 265 from Kukran formula. For doing pretest 30 farmer filled the questionnaire randomly, then for anglicizing data and calculating reliability of questionnaire soft ware package of -13 and also this soft ware used at next steps for calculating correlate coefficient, f test, regression and hypothesis test. The results show that some variables become decrease along the time like: agrarian space that planted each year, amount of production and rate of people engagement that produce Saffron. Vise versa some variable become increase along the time like: amount of production per hectare, income. Correlation analysis showed that there isn't relationship between farmer's output and some variables like age and amount of agrarian Vise versa there is a positive relationship between farmer's output and some independent variables like rate of literacy, rate of farming knowledge and cooperation to village's social structres. And also there is a negative relationship between farmer's output and some variables like farming history and agrarian space that planted Saffron each year. The results also showed that there is a meaning deference in output variable between the farmers that participate in educational- extensional Key Words : Saffron. Economic, Social, Southern Khorasan,