Abstract: As professional’s teachers in the field of education, at least, they have the duties of teaching, mentors, class administrators, curriculum developers, professional developers, and community relations builders. Competence in the educational perspective is a necessity, because a professional job, in this case, the teacher, have to be based on the field of the knowledge. The purpose of this study was to describe teachers’ social competency in improving students’ extracurricular skills that extra-curricular activities can influence development in academics, social skills, and school completion. This study was literature research that discusses the social competence of the teacher in applying at school for improving students’ extracurricular skills surrounding Batam area. Over half of a student's time is spent being involved in some sort of structured activity. It is important for teachers, counselors, and parents to know the overall impact of participating and being involved in out-of school activities. Social competence of teachers as part of the community to communicate and socialize effectively with learners, fellow educators, education personnel, parents of learners, and the surrounding community. The school educates students to be smart and they must have a teacher who is competent in the field. If the teacher already has the competence then the student relationship with the teacher goes well, the achievement will also be good. The teachers need social competence because they share their knowledge to the students. Therefore the only teacher should learn a lot from communicating to be clear and cautious.