Introduction: The development in all fields is closely related to population because it is both the subject and the object of development. Therefore, the dimensions of population and family development must receive special attention, including planning family life. However, based on SKAP 2018-2019 data, the knowledge of adolescents in East Java about population has actually decreased and the ASFR rate is still high. This research aimed to analyze the determinants that influence family planning for adolescents in East Java. Methods: This research used SKAP KKBPK BKKBN data in 2019. The sample was adolescents aged 10-24 years with a total sample before being scored 1,768 adolescents and after being scored became 5,300 adolescents. Data were analyzed using univariate and bivariate methods. Results: Adolescent and parental education had a significant effect on family planning for adolescents. However, there was no difference in family planning among adolescents who had or had never heard of PIK-R, there was no difference in family planning among adolescents who had and had never heard of STIs, parents who actively participated in BKR did not affect family planning for adolescents, as well as population issues, employment issues and other issues did not affect family planning for adolescents. Conclusion: Adolescent and parents’ education influence adolescent family planning. Meanwhile, knowledge of PIK-R, IMS, population issues, employment and other issues, as well as being active in BKR does not affect youth family planning.