| | Diet Nutrition | Weight Loss After Kids What is the average weight for a 11-12 yr old BOY? According to the Centers for Disease Control and Prevention (CDC), the average weight for a 11-12 year old boy is 91.6 pounds (41.6 kg). Weight Loss After Kids - Related Articles Types Of Antifungal Shampoos How to Cure an Ulcer Holistically Signs & Symptoms of Addiction to Prescription Drugs Healthy Food for Women Has anyone had experience with dentists in or around Juarez? Lull Forklift Model 400 Specifications How to Evaluate ADHD in Babies