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Old Navy Size Chart & Fit Guide

Runs slightly big

Runs Big

Old Navy uses vanity sizing — their sizes run about half a size to one full size bigger than standard. If you wear M elsewhere, you might be a S at Old Navy. Great extended size range.

Size down from other brands. Good size range.

Generous vanity sizing.

SizeBust/ChestWaist
XS (0-2)33–35″25–27″
S (4-6)35–37.5″27–29.5″
M (8-10)37.5–40″29.5–32″
L (12-14)40–43″32–35″
XL (16-18)43–46.5″35–38.5″
SizeBust/ChestWaistHip
0-2 (XS)25–27″35–37″
4-6 (S)27–29.5″37–39.5″
8-10 (M)29.5–32″39.5–42″
12-14 (L)32–35″42–45″
16-18 (XL)35–38.5″45–48.5″
SizeBust/ChestWaist
S35–38″29–32″
M38–41″32–35″
L41–44″35–38″
XL44–48″38–43″
SizeBust/ChestWaistHip
30 (S)29–31″36–38″
32-34 (M)32–35″38–41″
36-38 (L)36–38″42–44″

Old Navy Sizing FAQ

Does Old Navy run big?▾
Yes, Old Navy uses vanity sizing that runs about half to one size big. If you're a true Medium, you may want a Small at Old Navy for a standard fit.
Should I size down at Old Navy?▾
Usually yes, by one size. This is especially true for women's tops and dresses. Jeans are slightly closer to true to size.
How does Old Navy compare to Gap?▾
Both are owned by Gap Inc., but Old Navy runs more generous. A Gap Medium often corresponds to an Old Navy Small.

Not sure which Old Navy size?

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