basics fit guide
Gap
Does Gap Run Large?
Gap runs large. Vanity sizing, tends to run larger than European brands. Start one size down when the category note also says it runs large.
Paste a product linkWill this fit?Read the Gap fit guideFit verdict
Fit gauge
Confidence: Medium. Verified size chart with consistent category data.
Evidence: 5 retailer chart measurements across bottoms. View the size chart
Help improve this guide
How does Gap fit you?
Our confidence is medium. Your experience helps us check the current verdict.
Brand-level starting size
Find my Gap size
Verified measurements
Gap size chart
These measurements are shared with related brands, so treat them as a general guide rather than a Gap-only chart.
bottoms
Size labels shown for US. Body measurements are in inches.
| Size | Waist (in) | Hips (in) |
|---|---|---|
| XS | 26 to 27 | 36 to 37 |
| S | 28 to 29 | 38 to 39 |
| M | 30 to 32 | 40 to 42 |
| L | 33 to 35 | 43 to 45 |
| XL | 36 to 38 | 46 to 48 |
Read off the chart
What Gap measurements show
bottoms
Gap lists 5 bottoms sizes, from XS to XL. Waist runs 26 to 38 in. Hips run 36 to 48 in. Sizes grade about 2.5 in between sizes.
Fit guide
Gap fit guide
Overall, Gap runs large. Here is how that changes by category.
Tops
Runs largeVanity sizing is common. Often runs larger than European brands.
Bottoms
Runs largeGenerous fit in the hips and thighs. Gap denim tends to run larger than most European brands.
About the brand
About Gap
Gap is listed in the ThisFits basics directory. Across the data we hold, Gap runs large against standard US measurements. Vanity sizing, tends to run larger than European brands
The stored Gap chart covers bottoms with 5 measured size rows, spanning 26 to 48 inches of body measurement.
Category by category, we hold fit notes for tops and bottoms.
Measurements come from gap.com. When Gap republishes its chart, the numbers here are re-read from that source rather than adjusted by hand.
Common questions
Gap sizing FAQ
Does Gap Run Large?
Gap is runs large. Vanity sizing, tends to run larger than European brands.
What size should I get at Gap?
Gap bottoms size XS covers a 26 to 27 inch waist. Match the category and your body measurement to the chart before choosing a label.
Does Gap fit differently by category?
Tops: Vanity sizing is common. Often runs larger than European brands. Bottoms: Generous fit in the hips and thighs. Gap denim tends to run larger than most European brands.
Which Gap size chart is available here?
The verified chart covers bottoms. Categories without a stored measurement chart are not shown.