US to UK Shoe Size

The following lists the conversion of US shoe sizes to UK shoe sizes for different groups, including women, men, big kids, young kids, toddlers and babies. For each group, you can see the conversion of every shoe size from the US shoe size system to the UK shoe size system, you can also see the length of each shoe size in inches, cm and millimeters.

(US to UK Conversion) Womens' Shoe Size

US Size UK Size Inches cm mm
4 2 9 22.8 228
5 3 9.3 23.5 235
6 4 9.5 24.1 241
7 5 9.8 24.8 248
8 6 10 25.4 254
9 7 10.2 26 260
10 8 10.5 26.7 267
11 9 10.7 27.3 273

(US to UK Conversion) Mens' Shoe Size

US Size UK Size Inches cm mm
4 3 9 22.8 228
5 4 9.3 23.5 235
6 5 9.5 24.1 241
7 6 9.8 24.8 248
8 7 10 25.4 254
8.5 7.5 10.1 25.7 257
9 8 10.2 26 260
9.5 8.5 10.4 26.3 263
10 9 10.5 26.7 267
10.5 9.5 10.6 27 270
11 10 10.7 27.3 273
11.5 10.5 10.9 27.6 276
12 11 11 27.9 279
13 12 11.3 28.6 286
14 13 11.5 29.2 292

(US to UK Conversion) Big kids' Shoe Size

Age US Size UK Size Inches cm mm
8-9 years 2 1 8.1 - 8.4 20.7 - 21.3 207-213
9-11 years 2 1.5 8.3 - 8.5 21 - 21.6 210-216
9-11 years 3 2 8.4 - 8.7 21.4 - 22 214-220
10-12 years 3 2.5 8.7 - 8.9 22.1 - 22.7 221-227
10-12 years 3.5 3 8.8 - 9.1 22.4 - 23 224-230
10-12 years 4 3.5 9 - 9.2 22.8 - 23.4 228-234
11-13 years 4.5 4 9.1 - 13.3 23.1 - 23.7 231-237
11-13 years 5 4.5 9.3 - 9.5 23.5 - 24.1 235-241
12-14 years 5.5 5 9.4 - 9.6 23.8 - 24.5 238-245
12-14 years 6 5.5 9.5 - 9.8 24.2 - 24.8 242-248
13-15 years 6.5 6 9.6 - 9.9 24.5 - 25.1 245-251
13-15 years 7 6.5 9.8 - 10 24.9 - 25.5 249-255
16 years + 7.5 7 10 - 10.2 25.3 - 25.9 253-259
16 years + 8 7.5 10.1 - 10.3 25.6 - 26.2 256-262
16 years + 8.5 8 10.2 - 10.4 25.9 - 26.5 259-265
16 years + 9 8.5 10.4 - 10.6 26.3 - 26.9 263-269
16 years + 9.5 9 10.5 - 10.7 26.7 - 27.3 267-273
16 years + 10 9.5 10.6 - 10.9 27 - 27.6 270-276

(US to UK Conversion) Young kids' Shoe Size

Age US Size UK Size Inches cm mm
3 years 9 8 6 - 6.3 15.3 - 15.9 153-159
3-4 years 9.5 8.5 6.3 - 6.5 16 - 16.6 160-166
4-6 years 10 9 6.6 - 6.8 16.7 - 17.2 167-172
5-7 years 10 9.5 6.7 - 6.9 17 - 17.6 170-176
5-7 years 11 10 6.8 - 7 17.3 - 17.9 173-179
6-8 years 11 10.5 6.9 - 7.2 17.6 - 18.2 176-182
6-8 years 12 11 7.1 - 7.3 18 - 18.5 180-185
6-8 years 12 11.5 7.2 - 7.4 18.3 - 18.9 183-189
6-8 years 13 12 7.3 - 7.6 18.6 - 19.2 186-192
8-9 years 13 12.5 7.6 - 7.8 19.3 - 19.9 193-199
8-9 years 1 13 7.9 - 8.1 20 - 20.6 200-206
8-10 years 1 13.5 8 - 8.2 20.3 - 20.9 203-209
8-10 years 2 1 8.1 - 8.4 20.7 - 21.3 207-213
9-11 years 2 1.5 8.3 - 8.5 21 - 21.6 210-216
9-11 years 3 2 8.4 - 8.7 21.4 - 22 214-220
10-12 years 3 2.5 8.7 - 8.9 22.1 - 22.7 221-227
10-12 years 3.5 3 8.8 - 9.1 22.4 - 23 224-230
10-12 years 4 3.5 9 - 9.2 22.8 - 23.4 228-234
11-13 years 4.5 4 9.1 - 9.3 23.1 - 23.7 231-237
11-13 years 5 4.5 9.3 - 9.5 23.5 - 24.1 235-241

(US to UK Conversion) Toddlers' Shoe Size

Age US Size UK Size Inches cm mm
18-24 months 6 5 5.2 - 5.5 13.3 - 13.9 133-139
2 years 7 6 5.5 - 5.7 14 - 14.5 140-145
2-3 years 8 7 5.7 - 6 14.6 - 15.2 146-152
2-3 years 8 7.5 5.9 - 6.1 14.9 - 15.5 149-155
3 years 9 8 6 - 6.3 15.3 - 15.9 153-159
3-4 years 9.5 8.5 6.3 - 6.5 16 - 16.6 160-166
4-6 years 10 9 6.6 - 6.8 16.7 - 17.2 167-172
5-7 years 10 9.5 6.7 - 6.9 17 - 17.6 170-176
5-7 years 11 10 6.8 - 7 17.3 - 17.9 173-179
6-8 years 11 10.5 6.9 - 7.2 17.6 - 18.2 176-182
6-8 years 12 11 7.1 - 7.3 18 - 18.5 180-185
6-8 years 12 11.5 7.2 - 7.4 18.3 - 18.9 183-189
6-8 years 13 12 7.3 - 7.6 18.6 - 19.2 186-192
8-9 years 13 12.5 7.6 - 7.8 19.3 - 19.9 193-199

(US to UK Conversion) Baby's Shoe Size

Age US Size UK Size Inches cm mm
0-1 months - - 3.3 - 3.5 8.4 - 9 84-90
0-3 months - 0 3.6 - 3.9 9.1 - 9.8 91-98
3-6 months 2 1 3.9 - 4.1 9.9 - 10.4 99-104
6-9 months 3 2 4.1 - 4.4 10.5 - 11.1 105-111
6-9 months 4 3 4.4 - 4.6 11.2 - 11.8 112-118
9-12 months 5 4 4.7 - 4.9 11.9 - 12.5 119-125
12-18 months 6 4.5 5 - 5.2 12.6 - 13.2 126-132
18-24 months 7 5 5.2 - 5.5 13.3 - 13.9 133-139
2 years 8 6 5.5 - 5.7 14 - 14.5 140-145

Since the shoe standards of different regions and different manufacturers are different, the above size conversion chart can only be used as a reference

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