Average arm span, by age

 
Age (years) Girls Boys
cm
8 129.9 134.1
9 136.2 137.2
10 143.2 142.8
11 148.4 148.5
12 154.5 155.2
13 158.1 162.8
14 159.8 169.3
15 161.4 173.6
16 162.3 177.9
17 162.1 177.8
18 161.1 178.7
19 162.7 177.2
Source: Statistics Canada, Census at School, 2009/2010.