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Plus Size Stores in Biloxi, MS

Biloxi has 3 plus size stores — including 2 independent boutiques, 1 with bridal & formal, and 2 with proven extended sizes (4X+). Listings are ranked by what shoppers say (rating weighted by review count) and show size ranges and live open-now hours, so you can pick a store and go.

Rainbow Shops

4.1 ★★★★☆ 89 reviews

2600 Beach Blvd, Biloxi, MS

Sizes 14–20

Bridal & formal Extended sizes 4X+ great fitting roomsgood value

Apparel chain offering fashionable clothing for women, men & kids, as well as shoes & accessories.

The Cornerstone Boutique

5 ★★★★★ 18 reviews

771 Howard Ave, Biloxi, MS

Boutique good valuequality pieces

Ten Eleven Boutique

4.5 ★★★★★ 17 reviews

2600 Beach Blvd Ste 62, Biloxi, MS

Extended sizes 4X+ Boutique good value

Good to know in Biloxi

One Biloxi store has a known size range so far — roughly sizes 14–20, shown on its listing. 2 of the 3 stores with posted hours are open on Sundays.

For curated racks and an owner who knows the inventory, the boutiques here are The Cornerstone Boutique and Ten Eleven Boutique.

For depth past 4X — proven on the store's own site, not promised — Rainbow Shops and Ten Eleven Boutique stock extended sizes (4X+ / size 26+).

Dress shopping for an event?

This store shows real bridal or formal evidence — from the store's own site or shopper reviews, not a guess. Plus size gowns to actually try on, whether it's a wedding, prom, or mother-of-the-bride.

Plus size stores near Biloxi