The managements of fractures of femoral shaft in children differ in many ways from those in adults. Fourty eight cases of fractures of femoral shaft in children who were treated at Masan Korea General Hospital from March 1981 to February 1984 were analyzed both clinically and radiologically and the following results were obtained. l. Among 48 cases, the ratio of male and female was about 2.7:1 and the highest incidence was between the age of 3 and 8 years(52.1%). 2. The main cause of fracture was traffic accident(66.7%) and the other was falling or slip down injury. 3. Middle 1/3 of femoral shaft was most commonly injured(45.8%) and transverse type was common (41.7 %). 4. The common associated injuries were head injuries, fracture of the lower extremities and fracture of pelvis. 5. 43 cases were treated with traction method and 5 with open reduction and internal fixation. 6. In general, angulation at fracture site was under 10 degrees and no clinical deformity was resulted in. 7. Among 48 cases, overring of fractured fragment was occured in 28 cases and the average length of overring was 7.5mm.