How tall is an 11 year old supposed to be? Leave a Comment / GeneralGreatest ReplyMost likely about 4’5′- 5’3′ toes tall.Extra Solutionsim a 11 year old lady and my top is 4.9Read More: What tims is 9pm PST in Central time? How many linear ft in 1 acre? Related posts:How many sweet potatoes equal 2 lbs? Is SiO2 molecular or ionic? How many inches is 25 cm? What is the name of monkey in Aladdin? What does scratch a liar find a thief mean? READ: What determines the value of a item?