How to Measure in CM
Quick answer:
How to measure your feet in centimeters for shoe size: step-by-step, diagrams, printable ruler, and cm to US/UK/EU conversion examples.
See also: CM to US converter · Shoe size converter · Measurement standards
Measuring in centimeters gives you a single, reliable number to convert to any regional shoe size (US, UK, EU, Japan). Follow the steps and use our printable ruler or sheet, then convert with the examples below.
Why measure in cm?
Foot length in cm is the same everywhere. Shoe size numbers (US 9, EU 42, UK 8) differ by region. If you know your length in cm, you can convert accurately to any system using our Shoe Size Converter.
Step-by-step: measure your feet in cm
- Place a sheet of paper on a hard floor, one short edge against a wall.
- Stand on the paper with your heel firmly against the wall.
- With a pencil held vertically, mark the paper at the tip of your longest toe.
- Step off and measure the distance from the wall to the mark in centimeters.
- Repeat for the other foot. Use the larger value.
- Convert: use CM to US Shoe Size or the full Shoe Size Converter.
Printable rulers and measuring sheets
For accurate cm measurements at home:
- Foot Measuring Sheet — printable page with instructions and space to measure in cm
- Printable Size Guides — all printable guides (foot, clothing, shoe reference)
Conversion examples (cm to shoe size)
Common foot lengths in cm and approximate conversions:
| Foot length (cm) | US men | US women | UK | EU |
|---|---|---|---|---|
| 24 cm | 7 | 8 | 6 | 40 |
| 25 cm | 8 | 9 | 7 | 41 |
| 26 cm | 9 | 10 | 8 | 42 |
| 27 cm | 10 | 11 | 9 | 43 |
| 28 cm | 11 | 12 | 10 | 44 |
These are approximate. For your exact measurement use Shoe Size Converter, CM to US Shoe Size, or CM to EU Shoe Size.
Related guides
Common questions
How should I use this converter?
Pick your region and size, then read the equivalents. When in doubt, measure in centimeters and compare to the brand chart.
Why do sizes differ between countries?
Each region uses its own scale; mapping through foot length (cm) reduces error.
More on How to Measure in CM
See linked guides on this site for measurement tips and regional differences.
Data sources
- ISO and regional footwear sizing references (length-based mapping)
- Published brand size charts (e.g. Nike, Adidas) for cross-checks—not endorsements
- International measurement and apparel sizing studies (public summaries)
Why Sizes May Vary
Shoe and clothing sizes can vary between brands due to manufacturing differences, materials, and regional sizing standards.
Frequently Asked Questions
What is EU 42 in US shoe size?
EU 42 typically converts to US men's size 9 and US women's size 10.5, depending on brand and width. Use any converter on this page when available.
Are EU and US shoe sizes the same?
No. The EU sizing system and US shoe sizing scale use different scales. International shoe size conversion is most reliable when you anchor to foot length in cm.
See also
Shoe Size Converter · Knowledge hub · Guides · Measurement standards