What is the typical weight of a twelve year old girl?

According to data from the Centers for Disease Control and Prevention (CDC), the average weight for a 12-year-old girl in the United States is about 85 pounds (39 kilograms).

It's important to note that weight can vary greatly among individuals and can be influenced by factors such as height, genetics, diet, and physical activity. As a result, some 12-year-old girls may weigh less or more than this average.