What size does a 1-year-old wear?
Clothes: 74 / 80 / 86
Shoes: EU 20 (US 5C)
Hat: for a head of 48–50 cm
Helmet size for a 1-year-old: see the helmet guide
Height decides clothing size, and feet can grow half a size in a couple of months. Use the age as a starting point and measure before each season.
Clothes around age 1
| Size (cm) | US | Usual ages |
|---|---|---|
| 74 | 9-12M | 9–12 mo |
| 80 | 12-18M | 12–18 mo |
| 86 | 2T | 1–1.5 |
Shoes around age 1
| EU | US | UK | Usual ages |
|---|---|---|---|
| 20 | 5C | 4K | 1–1.5 |
Common questions
What clothing size does a 1-year-old wear?
Most 1-year-olds wear size 74 / 80 / 86. Height decides: measure the child and pick the nearest size up.
What shoe size does a 1-year-old wear?
Most commonly EU 20. Measure the foot and add 1 to 1.5 cm of toe room.
Keep reading
Sources
Checked against the sources below on August 10, 2026.