This study investigated attitudes toward personal use of premarital contraception among sexually active adolescent males and females. All students within the selected classrooms were asked to complete questionnaires assessing attitudes toward contraception, contraceptive knowledge, and sociodemographic and sex-related life history variables. Subjects were rated with regard to their effectiveness of contraception (high, moderate, or low). Separate univariate analyses indicated the following: The low effectiveness group was more likely to perceive responsibility for contraception as belonging to the "opposite gender." Contraception attitudes and knowledge were positively related. Females were more knowledgable about contraception and has more favorable attitudes than males.