Average hand span in centimetres, by age

Age¹	Girls	Boys
Average hand span in centimetres, by age
years	cm
8	15.87	16.15
9	15.97	16.48
10	16.47	16.91
11	17.23	17.36
12	18.04	18.52
13	18.24	19.27
14	18.51	20.10
15	18.71	20.76
16	18.51	20.95
17	18.66	20.93
18	18.40	20.80
19	17.49	20.22
1. There are too few students below age 8 and above age 19 to compute a meaningful average. Source: Census at School – Canada, 2004/05.