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 1,599

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Kansas Girl Long Dress Costume

$40.99

Sale - 17% Made By Us

Adult Sea Turtle Costume

$81.99$68.99-$81.99*

Classic Women's Flintstones Wilma Costume

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Women's Classic Flintstones Wilma Costume

$40.99-$54.99

Care Bears Adult Classic Grumpy Bear Costume Alt 2

Sale - 10% Made By Us

Adult Care Bears Classic Grumpy Bear Costume

$68.99$61.99

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Adult Deluxe Lion Costume

$68.99

Monsters Inc Adult Mike Inflatable Costume

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Monsters Inc Adult Mike Wazowski Inflatable Costume

$109.99

Sale - 43%

Adult Red Jumpsuit

$47.99$27.99

Care Bears Adult Classic Cheer Bear Costume_update

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Adult Care Bears Classic Cheer Bear Costume

$75.99

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Women's Ghostbusters Costume Jumpsuit

$81.99

Classic Women's Scooby Doo Daphne Costume Update 1

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Women's Classic Scooby Doo Daphne Costume

$47.99-$54.99

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Beetlejuice Women's Blazer

$81.99-$95.99

Sale - 29% Exclusive

Women's Classic Scooby Doo Velma Costume

$47.99$34.99-$40.99

Sale - 17% Exclusive

Disney Little Mermaid Women's Ursula Prestige Costume

$163.99$136.99-$163.99*

Care Bears Adult Classic Bed Time Bear Costume

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Adult Care Bears Classic Bed Time Bear Costume

$68.99

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Ghostbusters: Women's Costume Dress

$75.99

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Monsters Inc Adult Sulley Inflatable Costume

$109.99

Sale - 8% Made By Us

Clueless Cher Women's Costume

$81.99$75.99

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Adult's Fairytale Tink Costume

$81.99

Sale - 14% Exclusive

Women's Caped Wonder Woman Costume

$47.99$40.99-$61.99*

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Monsters Inc. Women's Celia Costume

$81.99-$109.99

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Care Bears Adult Classic Share Bear Costume

$68.99

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Men's Donkey Costume

$75.99-$88.99

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Plus Size Classic Flintstones Wilma Costume for Women

$54.99

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Adult Disney and Pixar Up House Costume

$54.99

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Care Bears Adult Classic Funshine Bear Costume

$68.99

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Alien Adult Premium Xenomorph Costume

$136.99

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Women's Deluxe Grease Bad Sandy Costume

$68.99

Mrs / Mr Potato Head Costume

$75.99

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Freddy Krueger Dress Costume

$47.99-$68.99

Sale - 17% Exclusive

The Matrix Women's Trinity Costume

$81.99$68.99-$81.99*

Sale - 30% Exclusive

Women's Deluxe Harry Potter McGonagall Costume

$136.99$95.99-$136.99*

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Care Bears Adult Classic Good Luck Bear Costume

$68.99

Plus Size Women's Classic Sally Costume

$47.99-$54.99

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Adult Dilophosaurus Costume

$81.99

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Women's Statue of Liberty Costume

$68.99

Womens A League of Their Own Dottie Costume Main UPD

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A League of Their Own Women's Dottie Costume

$81.99

Women's Little Mermaid Ursula Prestige Costume

Sale - 15% Exclusive

Plus Size Little Mermaid Ursula Prestige Costume for Women

$177.99$150.99-$177.99*

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Adult Ghost Face Costume Set

$75.99

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Women's Fiery Queen Costume

$54.99-$61.99

Care Bears Adult Wish Bear Costume-0-0-0

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Adult Care Bears Wish Bear Costume

$68.99

Sale - 18%

Women's Sexy Princess of Darkness Costume

$75.99$61.99-$75.99*

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Care Bears Adult Classic Tenderheart Bear Costume

$68.99

Incredibles 2 Classic Mrs. Incredible Women's Costume

$47.99

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Disney Adult Premium Fairy Godmother Costume

$122.99

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Women's Plus Size Betty Rubble Costume

$54.99

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Kelly Kapowski Saved by the Bell Costume

$54.99

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Women's Rainbow Brite Costume

$68.99

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Adult Sesame Street Elmo Onesie Costume

$68.99

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Women's Coraline Costume

$75.99

Bluey Women's Chilli Costume

$68.99

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Women's Kill Bill Gogo Yubari Costume

$61.99-$75.99

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Harry Potter Adult Deluxe Ravenclaw Robe

$54.99

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Adult Terrifying Tree Costume

$81.99

Exclusive

Women's Classic Betty Rubble Costume

$40.99

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Monsters Inc Boo Baby Carrier Cover

$40.99

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Adult Magic Carpet Aladdin Costume

$68.99

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Adult Inflatable Ghostbusters Stay Puft Costume

$68.99

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Disney Aladdin Jasmine Costume for Women

$81.99-$95.99

Women's Wonder Lady Costume

$95.99-$109.99

Sale - 25% Exclusive

Harry Potter Adult Deluxe Slytherin Robe

$54.99$40.99-$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.