Adult Shoe Size Converter
Illustrative adult chart: US men = UK+1; US women = US men + selected offset; EU = (UK−2)×4/3+35.
Inputs and units
- Adult shoe size: Enter your value in the format and unit shown.
- Input sizing system: Choose US men, US women, UK adults, EU adults.
- US women minus US men offset: Enter your value in the format and unit shown.
Calculation method
Illustrative adult chart: US men = UK+1; US women = US men + selected offset; EU = (UK−2)×4/3+35.
Worked example
The example values are: Adult shoe size = 9; Input sizing system = usm; US women minus US men offset = 1.5
- Approximate UK: 8
- Approximate US men: 9
- Approximate US women: 10.5
- Approximate EU: 43
Assumptions and limitations
Adult approximate chart only, not children’s sizing. Brands, lasts, width and regional charts differ; confirm against the manufacturer before buying.
Using your result
Select Calculate after changing inputs. Copy result copies the displayed output; Download result saves a text file. Reset returns the form to its example inputs. Calculations run in your browser.
Adult Shoe Size Converter FAQs
What method does this calculator use?
Illustrative adult chart: US men = UK+1; US women = US men + selected offset; EU = (UK−2)×4/3+35.
What should I check before using the result?
Adult approximate chart only, not children’s sizing. Brands, lasts, width and regional charts differ; confirm against the manufacturer before buying.