Women's shoe size conversion

Shoe size 11 US in UK

US

11

UK

8.5

Foot length · 28.0 cm

Also: EU 42.5

A US women's shoe size 11 converts to UK 8.5 — 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 UK?
US women's shoe size 11 equals UK 8.5 (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.