This study is conducted to identify the effects of media exposure to students' core values. Descriptive correlational method was utilized in the study with 380 students and 50 teachers in a Catholic Educational institution in Northern Philippines. Results revealed that media exposure greatly influenced the manifestation of students on their school's core values which are true Christian living, academic excellence, professional responsibility and social involvement and awareness. Further, there is a significant difference on the assessment of teachers and students on the manifestation of core values and media exposure. Finally, educational level greatly influences the media exposure and manifestations of core values of students.