Each year thousands of students enrolled in major institutions, learning different courses. Gathering information to the students on admissions and stored in the computer . Understand the benefits of using the data is very important for the colleges. Data can be used for classification and prediction the future behavior of the students, the possibility to drop out of school, etc. for teachers, too. Therefore, this article discussed that the role of data mining technology in the field of education. In addition, pay attention to the application of the data mining technology will help colleges to provide more competitive courses for the students, in order to improve their abilities.