Traffic accidents are the biggest cause of injury. Two of the three main causes of death are injuries from traffic accidents, which are expected to increase further than other causes of death. The number of injuries caused by riding in Kebumen District from 2014 to 2016 involves mainly motorcycles, occurring in the 15-30 year age group, with private and student status that did not possess any driving license. This study determines factors related to the incidence of injury on motorcyclist students of 1 State Vocational High School Puring, Kebumen District academic year 2016/2017 based on host factors, agent factors, and environmental factors. This study was a cross-sectional design with a random sampling technique on 313 motorcycl...