Colorectal cancer is an extremely rare clinical entity in pediatric and adolescent age group. In the present case report, diagnosis and management of adenocarcinoma of colon in a teenager has been presented. A 15-year old boy without any predisposing factor was referred with gastrointestinal symptoms. With advanced diagnostic and therapeutic modalities, the case was treated successfully. Nonspecific vague symptoms of gastrointestinal system especially pain in abdomen, altered bowel habits if associated with weight loss should be meticulously evaluated further. Even in the absence of any predisposing conditions, high level of suspicion of CRC in children and adolescents is mandatory.