Casual Summer Dresses
A sheer green mesh maxi dress with floral patchwork, lace trim, adjustable straps, and full lining.
A brown sleeveless tube dress with allover floral pattern, gathered side seam, and built-in shorts.
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A fun and flirty light blue mini dress with a striped pattern, gathered detailing, and ruffle hem.
A blue cotton sleeveless dress with floral embroidery, adjustable straps, smocked back, and flowing tiers.
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A white cotton mini dress with adjustable straps, ruched bust, and tiered flare skirt.
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A light blue denim mini dress with adjustable straps and pockets, made from 100% cotton.
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A sleeveless brown midi dress with a smocked bodice, adjustable straps, and a soft rayon-cotton-linen blend.
A soft sage cotton halter dress with floral print, crochet trim, elastic waist, and lined bust.
A breezy blue cotton halter dress with a smocked bust, flowy skirt, and full lining.
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A strapless yellow babydoll mini dress in airy, 100% cotton lace, perfect for summer outings.
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A light pink babydoll mini dress with adjustable straps and ruffle detailing in sheer linen-look cotton.
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A strapless babydoll mini dress in airy lacey cotton, perfect for summer outings.
A blue woven maxi dress in soft viscose with an allover floral print and adjustable straps.
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A pink cotton sleeveless dress with adjustable straps, crochet trim, and a flowy babydoll silhouette.
A crisp white cotton halter dress featuring floral eyelet details, lace trim, and an elasticated waist.
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A black ribbed mini dress with a ruffle hem, made from 95% cotton and 5% spandex.
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A beige crochet mini dress with cut-out detailing, perfect for layering over swimwear on hot days.
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A beige crochet mini dress perfect for summer, made from 50% cotton and 50% polyester.
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An airy, dark green babydoll mini dress with shoestring straps, made from 100% cotton.
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A white embroidered cotton mini dress with ruffle and ribbon detailing, perfect for summer plans.
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A lightweight black cotton mini dress with adjustable straps, lace trim, and a scrunch back.
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A lightweight black strapless babydoll mini dress in 100% lacey cotton, perfect for summer outings.
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A fun and flirty red mini dress with a striped pattern, ruffle hem, and gathered detailing.
A relaxed white cotton gauze cover-up with adjustable straps, button-through front, and metal logo trim.
Casual Summer Dresses
When the days get longer and the sun lingers well into the evening, nothing feels quite as right as slipping into a casual summer dress. Whether you’re making plans for a weekend brunch with friends, heading out for a spontaneous beach trip, or just chilling in the backyard with a cold drink, casual summer dresses are the ultimate go-to for effortless style and all-day comfort. These easygoing fits are made for living in the moment—think lightweight fabrics that let the breeze in, relaxed silhouettes that move with you, and playful prints that match your summer mood. From flowy minis that keep you cool during those sun-soaked afternoons to midi and maxi lengths perfect for late-night bonfire hangs, there’s a casual summer dress for every vibe and every adventure. It’s the kind of piece you’ll reach for again and again, whether you’re packing for a festival road trip or just want something cute and comfy to throw on after a dip in the pool.
Choosing the right casual summer dress is all about embracing what makes you feel good and fits your lifestyle. Maybe you love a classic tank dress that pairs perfectly with your favorite sneakers for a day of exploring the city, or perhaps you’re drawn to breezy, tiered styles that look right at home with sandals and a straw hat. Tillys summer dresses are designed with real life in mind—think pockets for your phone, adjustable straps for that just-right fit, and fabrics that are as easy to care for as they are to wear. These dresses make awesome gifts, too—whether you’re surprising your bestie before a summer getaway or treating your sister to a new look for her birthday. They’re the kind of wardrobe staples that fit every personality and occasion, from laid-back afternoons at the skate park to rooftop dinners under the stars. And with so many fresh colors and patterns to choose from, it’s easy to find a casual summer dress that feels like it was made just for you.
When you’re building your summer wardrobe, versatility is key—look for dresses that can take you from beach days to city nights with just a quick change of accessories. Style with confidence by layering on a denim jacket when the sun goes down, or keep it simple with a pair of slides and a tote for an easy, on-the-go look. The best part? You don’t have to sacrifice comfort for style. With breathable materials and relaxed fits, these dresses are made to keep up with your every move, whether you’re dancing at an outdoor concert or just enjoying a mellow picnic in the park. If you’re in search of new arrivals and fresh styles that capture the spirit of summer, check out the full assortment of Women's Summer Dresses for even more ways to keep your look cool, casual, and totally you.