How Tall Will I Be When Im 18?
How Tall Will I Be When Im 18? Age (years) 50th percentile height for boys (inches and centimeters) 15 66.9 in. (170 cm) 16 68.3 in. (173.5 cm) 17 69.1 in. (175.5 cm) 1869.3 in. ( 176 cm) How do you tell how tall you will be? Add the mother’s height to the father’s height