UK 7 in AU Women's Size

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

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Sizes for

Men’sWomen’sKids’

Convert from

A shoe sizeMy foot length

From

Size

Half sizes are fine, for example 9.5.

Assumptions (editable)

Allowance between foot and shoe

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.

AU size9.5

UK7

US women’s9.5

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.

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Every formula is tested against worked examples. How we check

AU	UK	US	EU	Foot (cm)	Foot (in)
4.5	2	4.5	34.5	21.7	8.53
5	2.5	5	35	22.1	8.69
5.5	3	5.5	35.5	22.5	8.86
6	3.5	6	36	22.9	9.03
6.5	4	6.5	37	23.4	9.19
7	4.5	7	37.5	23.8	9.36
7.5	5	7.5	38	24.2	9.53
8	5.5	8	38.5	24.6	9.69
8.5	6	8.5	39.5	25	9.86
9	6.5	9	40	25.5	10.03
9.5	7	9.5	40.5	25.9	10.19
10	7.5	10	41.5	26.3	10.36
10.5	8	10.5	42	26.7	10.53
11	8.5	11	42.5	27.2	10.69
11.5	9	11.5	43	27.6	10.86
12	9.5	12	44	28	11.03
12.5	10	12.5	44.5	28.4	11.19
13	10.5	13	45	28.9	11.36
13.5	11	13.5	45.5	29.3	11.53

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); Hush Puppies Australia: Shoe size conversion guide (AU women’s match US; AU men’s match UK); Williams Shoes: Size guide (Australian women’s sizes match US sizes, men’s align with UK sizes); Mountfords: Size guide (AU men’s the same as UK; AU women’s the same as US).