How tall will my 12 year old be?

The average height of a 12-year-old boy is 148.3 cm (4 ft 10 in), while for a 12-year-old girl, it is 150.0 cm (4 ft 11 in). The reason girls are slightly taller at this age is that, on average, they go through puberty earlier than boys.

How tall should I be at 16?

Overall, the average height for 16 year olds girls is 64.0 inches or 162.5 centimeters. Teen boys at the age of 16, on the flip side, have a much higher average height, which is 68.3 inches or 173.4 centimeters. What is this?

How tall should I be at 15?

Generally speaking, the average height for 15 year olds girls is 62.9 inches (or 159.7 cm). On the other hand, teen boys at the age of 15 have a much higher average height, which is 67.0 inches (or 170.1 cm). What is this? Again, you should not assume that this is the standard height for all teenagers.

How do you see how tall you will be?

Add the mother’s height to the father’s height in either inches or centimeters. Add 5 inches (13 centimeters) for boys or subtract 5 inches (13 centimeters) for girls. Divide by 2.