Honest Size

Crocs shoe size chart

Unisex and kids' sizes, copied from Crocs's own chart. Checked 25 Oct 2026.

Convert a Crocs size

How Crocs sizing works

Each Crocs EU size covers a range, like 42-43. One chart covers men and women.

The chart also lists Japan and Korea sizes and heel-to-toe length in inches.

Unisex sizes

Source: crocs.com

US Women	US Men	UK Women	UK Men	EU	JP	Korea	Heel-toe in	Heel-toe cm
4	2	2	1	33-34	20	210mm	7 5/8	20
5	3	3	2	34-35	21	220mm	8	21
6	4	4	3	36-37	22	230mm	8 3/8	22
7	5	5	4	37-38	23	240mm	8 5/8	23
8	6	6	5	38-39	24	250mm	9	24
9	7	7	6	39-40	25	260mm	9 3/8	25
10	8	8	7	41-42	26	270mm	9 5/8	26
11	9	9	8	42-43	27	280mm	10	27
12	10	10	9	43-44	28	290mm	10 3/8	28
13	11	11	10	45-46	29	300mm	10 5/8	29
14	12	12	11	46-47	30	310mm	11	30
15	13	13	12	48-49	31	320mm	11 3/8	31
16	14	14	13	49-50	32	330mm	11 5/8	32
17	15	15	14	50-51	33	340mm	12	33
18	16	16	15	51-52	34	350mm	12 3/8	34
19	17	17	16	52-53	35	360mm	12 5/8	35

Kids' sizes

Source: crocs.com

US Kids	UK	EU	JP	Korea	Heel-toe in	Heel-toe cm
C1	–	–	–	–	3 1/4	9
C2	2	17-18	–	–	3 7/8	9.8
C3	3	18-19	–	–	4 1/8	10.7
C4	4	19-20	12	115	4 1/2	11.5
C5	5	20-21	13	120	4 7/8	12.3
C6	6	21-22	14	130	5 1/8	13.2
C7	7	22-23	15	140	5 1/2	14
C8	8	23-24	15.5	150	5 7/8	14.9
C9	9	24-25	16.5	155	6 1/8	15.7
C10	10	25-26	17.5	165	6 1/2	16.6
C11	11	26-27	18	175	6 7/8	17.4
C12	12	27-28	18.5	180	7 1/8	18.3
C13	13	28-29	19	190	7 1/2	19.1
J1	1	29-30	19.5	200	7 7/8	20
J2	2	30-31	20	210	8 1/8	20.8
J3	3	31-32	21	220	8 1/2	21.7
J4	4	32-33	22	230	8 7/8	22.5
J5	5	33-34	23	240	9 1/8	23.3
J6	6	35-36	24	250	9 1/2	24.2