Women's shoe size conversion

Shoe size 11 US in EU

US

11

EU

42.5

Foot length · 28.0 cm

Also: UK 8.5

A US women's shoe size 11 converts to EU 42.5 — that's a foot length of about 28.0 cm. Conversions follow ISO 9407 reference data; individual brands may run half a size larger or smaller.

Full women's conversion chart

USUKEUCM
52.53522.0
5.5335.522.5
63.53623.0
6.543723.5
74.537.524.0
7.553824.5
85.538.525.0
8.563925.5
96.54026.0
9.5740.526.5
107.54127.0
10.584227.5
118.542.528.0
129.543.529.0

Related conversions

Frequently asked

What is US shoe size 11 in EU?
US women's shoe size 11 equals EU 42.5 (about 28.0 cm foot length).
Does this apply to all brands?
These figures follow standardized ISO 9407 mappings. Nike, Adidas and others may run a half size differently — see our brand guides for specifics.