Adult Costumes

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Costumes aren't just for kids! Our adult costumes will have grown-ups getting excited for Halloween. We have a selection of the best Halloween costumes for men and women of all styles and sizes. Browse through to find plus size costumes, funny adult costumes, and even sexy costumes. Or pair up with your significant other and choose a stunning couples costume look that'll be sure to win any costume contest!

1 - 60 of 157

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Adult Deluxe Lion Costume

$68.99-$82.99

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Adult's Fairytale Tink Costume

$82.99

Sale - 30% Made By Us

Women's Seven Seas Pirate Costume

$68.99$47.99

70s Wild Flower Dress Costume Plus Women's

Sale - 17% Made By Us

Women's Plus Size Wild Flower 70s Disco Dress Costume

$41.99$34.99-$41.99*

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Women's Galactic Alien Babe Costume

$82.99

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Vintage Combat Cutie for Women

$54.99

Sale - 13% Exclusive

Plus Size Women's Cinderella Fairy Godmother Costume

$102.99-$109.99$95.99-$102.99*

British Girl Power Popstar Costume Women's

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British Girl Power Popstar Women's Costume

$54.99

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Cluckin' Chicken Costume for Adults

$61.99

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Adult Straight Jacket Costume

$54.99

Made By Us Exclusive

Adult Little Red Riding Hood Costume

$68.99

Pokemon Snorlax Costume for Adults

$82.99

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Women's Ravishing Queen of Hearts Costume

$88.99

Plus Size Roman Empress Costume

$47.99-$61.99

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Adult Dilophosaurus Costume

$82.99

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Women's Flower Hoodie Dress

$54.99

Sale - 36% Exclusive

Catwoman Deluxe Adult Costume

$75.99$47.99-$54.99

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Adult Black Cat Costume

$68.99

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Lava Girl Costume for Adults

$82.99-$95.99

Sexy Swashbuckler Captain Costume

$68.99-$88.99

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All Powerful Cleopatra Women's Costume

$75.99-$82.99

Sale - 30% Made By Us

Women's Gangster Lady Costume

$68.99$47.99-$75.99*

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Adult Blue Caterpillar Costume

$95.99-$109.99

Kansas Girl Plus Size Costume Main Update

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Plus Size Kansas Girl Women's Costume Dress

$54.99

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Olympic Empress Women's Costume

$47.99-$54.99

Women's Skeleton Beauty Plus Size Costume

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Plus Size Skeleton Beauty Women's Costume

$95.99

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Lady in Black Women's Ghost Costume

$75.99-$88.99

Sale - 13% Made By Us

Women's Spellbinding Sweetie Costume

$54.99$47.99-$54.99*

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Adult Groovy Flower Power Costume

$41.99-$47.99

Sale - 33% Made By Us

Women's Sequined Devil Costume

$82.99$54.99-$68.99

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Women's Flower Child Costume

$75.99

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Women's Sugar Skull Costume

$68.99

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Adult Seal Costume

$68.99

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Women's Fierce Vamp Costume

$54.99

Sale - 25% Exclusive

Women's Gilded Skeleton Dress Costume

$54.99$41.99

Sale - 50% Made By Us

Ruff and Tumble Werewolf Women's

$68.99$34.99

Sale - 13%

Plus Size Sexy Werewolf Costume for Women

$102.99$88.99-$102.99*

Made By Us Exclusive

Adult Plants vs Zombies Chomper Costume

$82.99-$95.99

Sale - 20% Made By Us

Fallen Dark Angel Costume for Women

$68.99$54.99

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Women's Plus Size Sparkling Queen of Hearts

$82.99

Space Jam Plus Size Women's Lola Bunny Costume

Sale - 29% Exclusive

Plus Size Space Jam Lola Bunny Costume

$95.99$68.99-$75.99

Enchanting Maid Marion Costume

$75.99

Adult Get Real Doughnut Costume

$47.99

Ruff and Tumble Werewolf Women's Plus Size

Sale - 17% Made By Us

Plus Size Ruff and Tumble Werewolf Costume for Women

$82.99$68.99

Dragon Queen Women's Plus Costume Winter

Sale - 11% Made By Us

Women's Plus Size Winter Dragon Queen Costume

$123.99$109.99

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Adult Plus Size Deluxe Mad Scientist Costume

$61.99

Sale - 10% Made By Us

Women's Honey Bee Bodysuit Costume

$68.99$61.99-$68.99*

Plants Vs Zombie Adult Inflatable WallNut Costume

Sale - 17% Made By Us

Adult Inflatable Plants Vs Zombie Wall-Nut Costume

$82.99$68.99

Sale - 29% Made By Us

Women's Dark Goddess Costume Dress

$47.99$34.99

Sale - 25% Made By Us

Doctor Women's Costume

$54.99$41.99-$54.99*

Women's Sexy Dark Priestess Costume

$102.99

Made By Us Exclusive

Forever a Gnome Women's Costume

$54.99-$61.99

Made By Us Exclusive

Women's Garden Gnome Costume

$82.99-$88.99

Women's Scary Clown Costume

$82.99-$95.99

Sale - 22% Made By Us

Women's Plus Size Fringe Hippie Costume

$61.99$47.99-$61.99*

Plus Size Blue Downtown Doll Costume for Women

$75.99

Sale - 22% Made By Us

Plus Size Women's Spellbinding Sweetie Costume

$61.99$47.99-$61.99*

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Women's Roving Buccaneer Costume

$47.99-$54.99

Women's Deluxe Queen Bee Costume

$68.99

Made By Us Exclusive

Women's Rainbow Rave Disco Costume

$54.99

Can't decide what you want to be for Halloween? HalloweenCostumes.com has a huge variety of the best Halloween costumes for adults for you to choose from. Ranging in styles from our sexy Princess Leia slave costume to our men's deluxe Darth Vader as well as brand new adult costumes for 2022. We have unique and exclusive adult costumes at the best prices on the web. You'll find our adult costume selection to be a comprehensive list of classic looks combined with the latest trends. Whether scary, funny, or even sexy, we have adult costumes for everyone's style and taste. Celebrate the holiday with an iconic and fashionable adult costume idea and throw your own timeless masquerade party this season.