This study examines the effect of using audio-visual media in Islamic Religious Education on student learning outcomes at SMP Negeri 4 Banjarbaru. The focus of the study includes the significance of the effectiveness of audio-visual media on student learning outcomes and the extent to which the media is effective in improving students' understanding of Islamic Religious Education. This research is a field study with a quantitative descriptive approach, using a quasi-experimental method through a non-equivalent pretest-posttest design. The design involved one experimental class and one control class, each consisting of 31 students, for a total sample of 62 students selected through purposive sampling from a population of 911 students. Data were obtained through questionnaires, tests, and documentation, then analyzed using quantitative descriptive analysis techniques, including validity, reliability, difficulty level, discrimination power, distractor effectiveness, and normality tests. In addition, n-gain calculations were used to assess learning outcome improvement. The research findings show that the use of audio-visual media has a significant effect on improving student learning outcomes. Based on the analysis results, the effectiveness of audio-visual media is in the "effective" category with a value of 1.26 > 1. In the experimental class, the level of learning effectiveness reached 62.25, while the control class only obtained an effectiveness value of 49.39. Overall, student learning outcomes in Islamic Religious Education at SMP Negeri 4 Banjarbaru showed a higher increase in the group that received audio-visual media treatment.