In the present, data mining can be applied in various fields. One of them is the field of education. By applying data mining in the field of education, education providers can make an analysis of students in their schools. Schools can predict student achievement, make assessments of students more thoroughly, and can also predict students’ interests and talents. This study will discuss the prediction of student learning habits and the prediction of student achievement in order to find out the right steps to take afterwards. In this study, two (2) classification algorithms were used, namely J48 and NaiveBayes. This is done to find the best results from each algorithm.