Age Group US UK EU Length cm
Infant 0-4 years          4 3 19 12
  5 4 20 13
  6 5 22 14
  7 6 23 14.5
  8 7 24 15.5
  9 8 25 16
  10 8.5 26 16.5
Pre-School 4-8 years 10.5 9.5 27 16.5
  11 10 28 17
  12 11 30 17.5
  13 12 31 18.5
  1 13 32 19
  1.5 13.5 33 19.5
  2 1 33 20
  2.5 1.5 34 20.5
  3 2 34.5 21
  3.5 2.5 35 21.5
Youth 8-16 years 4 3 35.5 22
  4.5 3.5 36 22.5
  5 4 37 23
  5.5 4.5 37.5 23.5
  6 5 38 24
  6.5 5.5 38.5 24.5
  7 6 39 25