Anemia is a health problem that often occurs in young women. The purpose of this study is to know the relationship between the level of knowledge, attitudes, behavior, and school support with anemia in female students. The study was conducted on students in 2 State Junior High Schools in Sorong Regency as many as 71 respondents of this type of research were observational with a cross-sectional approach. The instruments used are questionnaires and Hb examinations using the GCHb easy touch tool. The results of statistical tests were obtained there was a relationship between knowledge level and anemia (? = 0.000), there was a relationship between attitudes with anemia (? = 0.002), there was a relationship between behavior and anemia (? = 0.003), there was no relationship between school support and anemia (? = 0.565. Increasing knowledge, attitudes, and behaviors can be done by providing material in the form of knowledge that schools can use in collaboration with the Sorong Regency Health Office, as well as support from families and communities.