Abstrak
The purpose of the research was to determine students' interest in learning English vocabulary using audiovisual media at the eighth-grade students of SMP Muhammadiyah 2 Tarakan and to describe the factors that influence the students in learning English vocabulary using audiovisual media at the eighth-grade students of SMP Muhammadiyah 2 Tarakan. The type of the research used was descriptive qualitative method. The subjects of the research were eighth grade students of SMP Muhammadiyah 2 Tarakan and English teacher of SMP Muhammadiyah 2 Tarakan. The researcher took 30 students for fulfilling the questionaries. Then the researcher took 10 students and 1 English teacher for interviews. Data were collected by using questionnaires and interviews. Data analysis techniques were data collection, data reduction, data display, and conclusion: drawing or verifying. The results of the research showed that most students have a great interest in learning English vocabulary when it used audiovisual media. Students were very enthusiastic in learning English vocabulary when it used audiovisual media. The interest factors that influence students in learning English vocabulary using audiovisual media in the eighth-grade students of SMP Muhammadiyah 2 Tarakan were: 1) internal factors; a) health, b) talent, c) readiness; 2) external factors: a) family; b) school.