Men's shoe size conversion

Shoe size 11 UK in US

UK

11

US

11.5

Foot length · 29.5 cm

Also: EU 45.5

A UK men's shoe size 11 converts to US 11.5 — that's a foot length of about 29.5 cm. Conversions follow ISO 9407 reference data; individual brands may run half a size larger or smaller.

Full men's conversion chart

USUKEUCM
65.53924.0
6.5639.524.5
76.54025.0
7.5740.525.4
87.54126.0
8.584226.5
98.542.527.0
9.594327.5
109.54428.0
10.51044.528.5
1110.54529.0
11.51145.529.5
1211.54630.0
1312.547.531.0
1413.548.532.0

Related conversions

Frequently asked

What is UK shoe size 11 in US?
UK men's shoe size 11 equals US 11.5 (about 29.5 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.