What is the average shoe size for a 9 year old boy? Posted on January 20, 2012 by Baday What’s the average shoe size of a 9 year old boy (Australian kids shoe size)
Probably. . . . . . . . . . . . . . well I’m 10 yrs old and a girl who Austrailan shoe size is 4.5 or sixth So the boys size must be 4or 3 if hes tall probably 5 !!!!!!