This study aims to (1) to know the students’ organization activeness of FAI class of 2015 in Muhammadiyah University of Yogyakarta, (2) to know student achievement of FAI class of 2015 in Muhammadiyah University of Yogyakarta, (3) to know how big the influence of organization activeness to students’ learning achievement of FAI class of 2015 in Muhammadiyah University of Yogyakarta. The research used descriptive-quantitative approach. Data were collected using a questionnaire with a Guttman-scale answer option model. Data analysis used descriptive statistic and simple linear regression test. The results of this research is the organization activeness owned by students of the Faculty of Islamic Studies in Universitas Muhammadiyah Yogyakarta class of 2015 is categorized very low and the learning achievements of students of the Faculty of Islamic Studies in Universitas Muhammadiyah Yogyakarta class of 2015 is categorized very high. This can be seen from the results of the analysis: (1) The result of the percentage of organization activeness is 71%. (2) Result of learning achievement is 78%. (3) Anova table shows significant value 0,890 <0,05 which means there is no influence between organization activeness to student achievement of students of Faculty of Islamic Studies in Universitas Muhammadiyah Yogyakarta class of 2015.