It depends on his height and body composition. This is because weight is related to height and body composition rather than age. For more information, see the page link, further down this page, listed under Related Questions.
The average weight would be around 130.
an average nine year old boy's weight is about 75 to 90 pounds
180 pounds
10.5kg
The average weight for a 10 year old boy is about 70 pounds.
For a boy about 160 to 170, would be about average but that is not including muscular weight depending if he is athletic or not.
30 pounds is the average weight for Todder Boys 2 years old
85 lbs.
About 60-75
165 lbs
What_are_some_frequently_asked_nutrition_questions
60kg