Gap to Good American jeans size
The short answer
Gap 000 is Good American 00 by the two brands' own charts. 7 of 14 Gap sizes land on a different label at Good American.
Both brands publish the body waist each size is cut for, so every row matches a waist, not a tag.
| Gap | Gap builds it for | Good American, by chart | Same label | Good American builds it for | Good American also prints |
|---|---|---|---|---|---|
| 000 | waist 24 in, hip 33.3 in | 00 | 00 | waist 24.5 in, hip 36 in | not published |
| 000 | waist 24 in, hip 33.3 in | 00 | 00 | waist 24.5 in, hip 36 in | not published |
| 000 | waist 24 in, hip 33.3 in | 00 | 00 | waist 24.5 in, hip 36 in | not published |
| 2 | waist 26.5 in, hip 36.3 in | 2 | 2 | waist 26.5 in, hip 38 in | not published |
| 4 | waist 27.5 in, hip 37.3 in | 4 | 4 | waist 27.5 in, hip 39 in | not published |
| 6 | waist 28.5 in, hip 38.3 in | 6 | 6 | waist 28.5 in, hip 40 in | not published |
| 8 | waist 29.5 in, hip 39.3 in | 8 | 8 | waist 29.5 in, hip 41 in | not published |
| 10 | waist 30.5 in, hip 40.3 in | 10 | 10 | waist 31 in, hip 42.5 in | not published |
| 12 | waist 32 in, hip 41.8 in | 12 | 12 | waist 32.5 in, hip 44 in | not published |
| 14 | waist 33.5 in, hip 43.3 in | 14 | 14 | waist 34 in, hip 45.5 in | not published |
| 16 | waist 35.5 in, hip 45.3 in | 14 or 15 Plus | not published | waist 34 in, hip 45.5 in | not published |
| 18 | waist 37.5 in, hip 47.3 in | 15 Plus | not published | waist 37 in, hip 48 in | not published |
| 20 | waist 39.5 in, hip 49.3 in | 16 Plus | not published | waist 39 in, hip 50 in | not published |
| 22 | waist 41.5 in, hip 51.3 in | 18 Plus | not published | waist 41 in, hip 52 in | not published |
What wearers say
Charts describe a garment. People who own both brands describe a fit, and their answer ranks above this table once five of them stand behind it. Pick your size in the converter to see whether there are enough yet.
Sources
- Gap size guide, read on 2026-09-17. Gap on TrueToSize
- Good American size guide, read on 2026-09-18. Good American on TrueToSize