12 to 14 is really low for girl's age eleven if your talking about your true waist although some people think that your waist is wear your pants come up to but truly it is higher up wear your smallest part of your torso usually is. so it is about anywhere from 24 to 30 inches but it is not bad if you are a little over or a little under especially when you are developing after all it is kind of hard to know because we are all different.
28
30
The average waist size of a six year old girl is between 22.5 to 25 inches. The average waist size of a boy of the same age is between 23 and 25 inches.
The average waist size for an 11 year old is- Girl: 25-30 inches Boy: 26-31 inches
A five-year old girl would have an average waist size of 20-22 inches, depending on her height, diet and ethnicity. [From experience]
30 in
24-29
about a mile.
35.5
18 inches
I am 12 years old I have a body waist of 22". Average would be 25"-30".
32
24-29
25 inches