Sock Size Calculator
Find your sock size from your shoe size, with conversion between US and EU sock sizing.
Formula
Sock size determined by corresponding shoe size range
- Most socks are labeled by the shoe size they fit, not by foot length.
- Common US sock size ranges: 4-6, 6-8, 8-10, 10-12, 12-14.
- EU sock sizes typically match EU shoe sizes.
Men's shoe size 9
Inputs
- Shoe Size: 9
- Gender: male
Men's size 9 → Sock size 8-10.
Frequently asked questions
Do sock sizes correspond directly to shoe sizes?
Yes — most socks are labeled by the shoe size range they fit, not by foot circumference.
Can women wear men's socks?
Yes — women's shoe 8 is approximately men's shoe 6.5. Use the size conversion chart.
What are compression sock sizes?
Compression socks use S/M/L/XL based on both shoe size and calf circumference for proper compression.
Should socks be tight or loose?
Snug but not constricting. Socks that are too loose bunch and cause blisters.