Purpose: This study was done to identify the relationship between gender-role stereotypes, sexual assault awareness and permissible limits in the college students. Methods: With a structured survey, a sample of 756 college students who agreed to participate in the study completed a self-administered questionnaire. Results: The result showed that gender-role stereotypes differed significantly depending on gender and age, while awareness of sexual assault differed significantly depending on gender, age, and location of residence. The permissible limits in sexual assault differed significantly according to gender, relationship with parents, and location of residence. There were significant relationships among awareness of sexual assault, gender-role stereotypes, and permissible limits of sexual assault. Conclusion: The result will provide preliminary data and strategies to develop sexual assault prevention programs.