This cross-sectional study planned to Investigate the prevalence of varicocele among students aged 14 to 17 years in Kerman. Six hundred students were chosen by multi-stage sampling and they were examined for presence of varicocele. The highest rate of prevalence was seen among 17 year old (13.33℅) and the lowest (6.67℅) in 14 year old students. 2.16℅ of the cases suffered from varicocele grade 1.6℅ from grade II and 1.5℅ from grade III. Atrophy of the testis was observed in 41℅ of the patients. Left side involvement was detected in 91.4℅ of the cases, and involvement of both sides was detected in 8.6℅ of cases with significant difference ( p<0.001). There was a positive relationships between age and the prevalence of the disorder. There was no statistically significant relationships between the order of male birth and the probability for developing varicocele.with regard to high prevalence rate of varicocele, and in order to prevent undesirable complications such as infertility ,it is advised to examine the boys annually for varicocele detection before entering high school and up to marriage.