🧒 Baby & Kids

12 Clothing Size — Age, Height & Conversion

What age and height is a 12 clothing size, and what is it in EU and UK? Here's the full breakdown.

A US 12 clothing size suits a 12 year old — about 140–152 cm tall. In EU/UK sizing that's 152 cm.

US 12 = EU/UK 152 cm

Age 12 years · height 140–152 cm · weight 36–45 kg

Full baby & kids size chart (measure height to be sure):

US	EU/UK (cm)	Age	Height	Weight
Newborn	56 cm	0–1 month	50–56 cm	2.5–4 kg
0–3M	62 cm	0–3 months	56–62 cm	4–6 kg
3–6M	68 cm	3–6 months	62–68 cm	6–8 kg
6–9M	74 cm	6–9 months	68–74 cm	8–9 kg
9–12M	80 cm	9–12 months	74–80 cm	9–11 kg
12–18M	86 cm	12–18 months	80–86 cm	11–12 kg
18–24M	92 cm	18–24 months	86–92 cm	12–14 kg
2T	98 cm	2 years	92–98 cm	13–15 kg
3T	104 cm	3 years	98–105 cm	14–16 kg
4T	110 cm	4 years	105–112 cm	16–18 kg
5	116 cm	5 years	110–118 cm	18–21 kg
6	122 cm	6 years	116–122 cm	20–23 kg
7	128 cm	7 years	122–128 cm	23–26 kg
8	134 cm	8 years	128–134 cm	25–30 kg
10	140 cm	10 years	134–140 cm	30–36 kg
12	152 cm	12 years	140–152 cm	36–45 kg
14	158 cm	14 years	152–158 cm	45–50 kg