convertfig
USUKAU

UK 7 in US Women's

Women's US 9.5 = UK 7 = AU 9.5 = EU 40.5 (foot about 25.9 cm).

Try your own numbers

Sizes for
Convert from

Half sizes are fine, for example 9.5.

Assumptions (editable)
cm

A shoe is longer than the foot inside it. The starting allowance is 1.7 cm for men, 1.2 cm for women and 1.5 cm for kids (an editorial figure fitted to the published charts). Leave the box blank to use it.

US women’s size9.5
UK7
AU9.5
EU40.5
Foot length25.9 cm (10.19 in)

Shoe length 27.09 cm (foot 25.9 cm plus 1.2 cm allowance). UK size = shoe length in inches × 3 − 25. EU size = shoe length in cm × 1.5, to the nearest half. US women’s = UK + 2½; AU = US.

Sizes vary by brand. If you are between sizes, size up or check the brand’s own chart.

Fig. 1 The size in every system.

Every formula is tested against worked examples. How we check

USUKAUEUFoot (cm)Foot (in)
4.524.534.521.78.53
52.553522.18.69
5.535.535.522.58.86
63.563622.99.03
6.546.53723.49.19
74.5737.523.89.36
7.557.53824.29.53
85.5838.524.69.69
8.568.539.5259.86
96.594025.510.03
9.579.540.525.910.19
107.51041.526.310.36
10.5810.54226.710.53
118.51142.527.210.69
11.5911.54327.610.86
129.512442811.03
12.51012.544.528.411.19
1310.5134528.911.36
13.51113.545.529.311.53

Fig. 2 Women's sizes in every system, in half sizes. Built from one rule set (see how it works); brands differ.

Last checked 11/11/2026. Sources: size.ly: International shoe size conversion chart for women and men (foot length, UK, US, EU; one-third inch steps; Paris point about 6.7 mm); size.ly: Kids shoe size chart (baby and children, US, UK, EU); RunRepeat: Shoe size conversion guide (UK does not separate men’s and women’s sizes; US does).

UK 7 in US Women's: the working

US women's sizes run two and a half above UK sizes on this chart. Some guides use two, so a size can differ by half.

Shoe length 27.09 cm (foot 25.9 cm plus 1.2 cm allowance). UK size = shoe length in inches × 3 − 25. EU size = shoe length in cm × 1.5, to the nearest half. US women’s = UK + 2½; AU = US.

Common questions

Is this the same in every brand?

No. Sizing is not standardised, so use this as a starting point. If you are between sizes, size up or check the brand’s own chart.

What foot length does it match?

About 25.9 cm.

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