Child Shoe Size Calculator
Find your child's shoe size in US, UK, and EU based on foot length and age.
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Recommended Shoe Size
Child shoe sizing is based primarily on foot length. Age is used as a general guide but foot length is more accurate.
Approximate child shoe sizes by foot length:
| Foot Length | US Size | UK Size | EU Size | Age Range |
|---|---|---|---|---|
| 3.5 in / 8.9 cm | 0C | 0 | 15 | 0–3 months |
| 4.0 in / 10.2 cm | 2C | 1 | 17 | 3–6 months |
| 4.5 in / 11.4 cm | 4C | 3 | 19 | 9–12 months |
| 5.0 in / 12.7 cm | 5C | 4.5 | 21 | 12–18 months |
| 5.5 in / 14.0 cm | 7C | 6 | 23 | 2 years |
| 6.5 in / 16.5 cm | 9C | 8 | 26 | 3–4 years |
| 7.0 in / 17.8 cm | 11C | 10 | 28 | 4–5 years |
| 7.5 in / 19.1 cm | 12C | 11 | 30 | 5–6 years |
| 8.0 in / 20.3 cm | 13C | 12.5 | 31 | 6–7 years |
| 8.5 in / 21.6 cm | 1Y | 13 | 33 | 7–8 years |
| 9.0 in / 22.9 cm | 2Y | 1 | 34 | 8–9 years |
| 9.5 in / 24.1 cm | 3.5Y | 2.5 | 36 | 9–10 years |
Tips:
- Measure feet in the afternoon when they are largest
- Leave 1/2 inch (1.3 cm) of room in the toe
- Children’s feet grow 1–2 sizes per year