This descriptive study was conducted in order to determine the behaviors and knowledge of Erciyes University students in terms of sexuality. A total of 1,500 final year students from Erciyes University comprised the study group. The data were collected via a questionnaire designed by the researchers. The Chi-square test and student t test were used for statistical analysis. The findings of the study showed 10.9% of the female students and 51.7% of the male students had had a sexual intercourse experience. The average age of the first sexual intercourse experience of the students was 18.2 +/- 2.1 years. It was observed that 44.7% of the female students and 36% of the male students were definitely opposed to sexual intercourse before marriage.