Comparison
US vs UK Shoe Sizes
US and UK shoe sizes share ancestry but diverge by one size for men's and two sizes for women's. Same scale, different zero point.
Men's: subtract 1 from your US size to get your UK size. A US 10 is a UK 9.
Women's: subtract 2 from your US size to get your UK size. A US 8 is a UK 6.
| US Men's | UK Men's | US Women's | UK Women's | Foot length (cm) |
|---|---|---|---|---|
| 7 | 6 | 8.5 | 6.5 | 25.1 |
| 8 | 7 | 9.5 | 7.5 | 26.0 |
| 9 | 8 | 10.5 | 8.5 | 27.0 |
| 10 | 9 | 11.5 | 9.5 | 27.9 |
| 11 | 10 | 12.5 | 10.5 | 28.9 |
Key takeaways
- Men's: UK = US − 1.
- Women's: UK = US − 2.
- Australia matches UK numbering exactly.
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Related reading
US vs EU Shoe Sizes Explained
US and EU shoe sizes measure different things on different scales. Here's exactly how they convert and where the systems disagree.
Why Shoe Sizes Differ Between Countries
The historical reason a US 10, UK 9 and EU 44 refer to the same shoe — and why brands still can't agree.