Kids’ Average Shoe Size by Age Chart

If you’re shopping for shoes online for your kids in the UK, you may be having trouble picking the right shoe size. Shoe sizing for kids can sometimes be confusing: is there a typical shoe size by age to refer to? In this article, we’ll provide you with some helpful average shoe size by age charts for the UK to assist you when choosing children’s shoe sizes by age.

Average Children’s Shoe Sizes By Age Chart UK

Average Children's Shoe Size by Age  UK

What Size Fits What Age? This average shoe size by age chart for the UK gives you a good overall idea of how large a child’s feet typically are at each stage of their growth and development – from baby up to youth.

UK Kids Shoe SizeChildren's AgeFoot length in millimetres
00 - 2 mos.90
0.50 - 2 mos.93
10 - 2 mos.97
1.51 - 3 mos.100
23 - 6 mos.103
2.56 - 9 mos.110
39 - 11 mos.116
3.510 - 12 mos.120
412 - 15 mos.123
4.513 - 15 mos.127
515 - 18 mos.130
5.516 - 18 mos.133
619 - 21 mos.138
6.521 - 24 mos.142
72 yrs.146
7.52 yrs.150
82 yrs.154
8.53 yrs.157
93 yrs.160
9.54 yrs.166
104 yrs.169
10.54 yrs.173
114 yrs.176
11.55 yrs.179
125 yrs.185
12.56 yrs.188
136 yrs.192
13.57 yrs.195
17 yrs.200
1.58 yrs.204
28 yrs.210
2.59 yrs.213
39 yrs.217
3.510 yrs.220
410 yrs.226
4.511 yrs.230
511 yrs.236
5.512 yrs.247

ᐅ Measure

Your child will, on average, be around the size indicated on this chart. However, each child is different, so you may find that your results differ.

Kids Shoe Sizes by Age

The growth of children’s feet is not only very individual, but also very rapid. Children’s feet, especially infants, can grow up to one inch a year! Prefabricated shoe size charts,  don’t necessarily match the development curve of your child’s feet. It is better to measure the size of the feet and then convert  Babies Toddlers Kids/Teens, rather than to rely on an average shoe size by age chart. Use data from kids shoe size by age chart only as an approximation!

Caution with children’s shoe sizes by age! Choosing your children’s shoe size by age is not the best way to find the right shoe size. Some kids develop faster than others – and depending on whether your child is smaller or larger than average for their age, these charts may not be accurate. Again, we always recommend using these charts as a “rule-of-thumb” – for the best results, you should always make sure you measure your child’s feet before shopping for shoes online!


Shoe Size for 2-year-old

The typical average two-year-old shoe size for boy or girl is UK 5.5 and a foot length of 133 millimetres.


What Size Shoe Does a 3-Year-Old Wear?

Generally, you can expect a three-year-old shoe size to be between 8.5 and 10 UK size in little kid shoes or toddler shoes. Though, your child may differ, so we always recommend measuring their foot when possible, to ensure you choose the right size shoe for their particular needs.


Shoe Size for 4-year-old

The average shoe size for a four-year-old is UK 10.5, which equals a foot length of 173 mm.


What size shoe does a 5-year-old wear?

Kids’ feet grow rapidly (up to an inch a year – which equals two shoe sizes!). And growth is very individual. Prefabricated shoe size chart kids, don’t necessarily match the development curve of your child’s feet! However, the average 5-year-old shoe size is 12 UK.


How Fast Do Children’s Feet Grow?

Between the ages of 0-2, a child’s foot can grow about 2.5 centimetres per year. From the ages of 2-5, the growth rate is usually around 2 centimetres s per year and about 1.5 cm per year from ages 6-11.
The growth phases for boys usually extend up to 15 years, while for girls they are often completed by the age of 13. Because of this, it may be necessary to measure your child’s feet regularly, to make sure they’re not wearing shoes that they’ve outgrown. This could cause foot problems and discomfort, so make sure you measure your child’s feet every few months.


What Age Do Children’s Feet Stop Growing?

For girls, foot growth is usually concluded by the age of 13. However, boys usually take longer to develop, so their feet usually aren’t done growing until the age of 15 years.


How Many Sizes Does A Child’s Foot Grow In A Year?

This depends on the age of your child, and whether you’re shopping for adult shoes or kid’s shoes. It’s not uncommon for children to jump by two shoes sizes per year, so measure their feet every 2 months to make sure their shoes fit correctly, and you’re ordering the right size.