What is the normal height for a 12-year-old boy?

The normal height range for 12-year-old boys varies due to individual differences and multiple influencing factors. Generally, the height range for 12-year-old boys falls between 138.1 cm and 166.0 cm. Specifically, the average (median) height for this age group is approximately 151.9 cm. However, each child's growth rate and development level differ, influenced by various factors such as genetics, nutrition, physical activity, sleep quality, and environment. Therefore, if a child's height significantly deviates from that of peers—whether unusually tall or short—it is advisable to seek evaluation at a reputable medical facility promptly.