BMI Ranges for Children & Teenagers: Age & Sex Specific

Average BMI for a 0-15 year-old teenager

The average BMI for a 0-15 year-old teenager varies depending on their age and sex. Here are the average BMI ranges for different age groups and sexes:

0-1 year-old:

- Boys: 14.0-18.0

- Girls: 13.8-17.8

2-3 year-olds:

- Boys: 14.9-18.9

- Girls: 14.6-18.6

4-5 year-olds:

- Boys: 15.8-19.8

- Girls: 15.6-19.6

6-7 year-olds:

- Boys: 16.6-20.6

- Girls: 16.5-20.5

8-9 year-olds:

- Boys: 17.4-21.4

- Girls: 17.3-21.3

10-11 year-olds:

- Boys: 18.2-22.2

- Girls: 18.1-22.1

12-13 year-olds:

- Boys: 19.0-23.0

- Girls: 18.9-22.9

14-15 year-olds:

- Boys: 19.8-23.8

- Girls: 19.7-23.7

It is important to note that these are just average BMI ranges, and individual children may vary. If you are concerned about your child's BMI, talk to your doctor.