Goal: to analyze the temporal trend and factors associated with locomotor system injuries in the pediatric population by traffic accidents in Brazil, through epidemiological, statistical and bibliographic evaluation. Methods: It is an epidemiological, retrospective, qualitative/quantitative study with secondary data analysis and cross-sectional typology in the public databases of the Brazilian Ministry of Labor and Social Security, made available by the Federal Government. Health sciences descriptors: "musculoskeletal injuries", "multiple trauma", "traffic accidents" and "pediatrics". Results: Between 2013 and 2022, 358.821 cases of children and teenagers with injuries of the locomotor system caused by traffic accidents were registered. Motorcycle accidents were the main responsible for this scenario (42.2%). Conclusion: Musculoskeletal injuries caused by traffic accidents in children are important causes of morbidity and mortality. In this context, the insertion of public policies directed to the awareness of the population about the seriousness of the case and the exposure of data such the ones in this study, can provide improvement of this scenario.