Size Chart

Find your perfect fit with Crocs’ shoe size chart. Our shoes are listed in US size.

  • Adult
  • Kids
  • Socks

Tip: Crocs come in whole sizes only. If you typically wear a half size, we recommend you order a size Down.

Crocs Size (US) UK Size EU Sizes JP Size Foot Length (mm)
M3W5 W3 34-35 21 201-210
M4W6 M3 | W4 36-37 22 211-220
M5W7 M4 | W5 37-38 23 221-230
M6W8 M5 | W6 38-39 24 231-240
M7W9 M6 | W7 39-40 25 241-250
M8W10 M7 | W8 41-42 26 251-260
M9W11 M8 | W9 42-43 27 261-270
M10W12 M9 | W10 43-44 28 271-280
M11 M10 45-46 29 281-290
M12 M11 46-47 30 291-300
M13 M12 48-49 31 301-310

Tip: If your child is between sizes, round up. Juniors size 3 and up can also shop our adult sizes.

Crocs Size (US) UK EU JP Foot Length (mm)
C5 5 20-21 13 116 - 123
C6 6 22-23 14 124 - 132
C7 7 23-24 15 133 - 140
C8 8 24-25 15.5 141 - 149
C9 9 25-26 16.5 150 - 157
C10 10 27-28 17.5 158 - 166
C11 11 28-29 18 167 - 174
C12 12 29-30 18.5 175 - 183
C13 13 30-31 19 184 - 191
J1 1 32-33 19.5 192 - 200
J2 2 33-34 20 201 - 208
J3 3 34-35 21 209 - 217

Adult Socks Sizes

Sock Size Shoe
Small
Women’s 5-7.5
Men’s 3-8.5
Medium
Women’s 8-10.5
Men’s 6-8.5
Large
Women’s 11-13
Men’s 9-13
X-Large Men’s 13.5-16

Kids Socks Sizes

Sock Size Shoe
S-Small C6-C10.5
M-Medium C11-J2.5
L-Large J3-J6

How to Measure

  1. Place your foot on a piece of paper.
  2. Trace your foot, make sure you stay as close as possible to your heel and your toes.
  3. Measure the point from your heel to your longest toe. This is your Heel-to-Toe length.

Frequently Asked Questions

Do you carry wide sizes?

No. Most of our shoes have a roomy fit, so you’ll likely find our standard sizes are comfortable.

What if my shoes don’t fit me?

Please see our Return Policy.