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 272

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Thing 1 & Thing 2 Adult Costume

$47.99

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Adult Thing 1 and Thing 2 Costume

$61.99

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Dr. Seuss Cat in the Hat Costume for Adults

$68.99

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Adult Deluxe Lion Costume

$68.99-$75.99

Sale - 13% Made By Us

Cat in the Hat Adult Costume

$54.99$47.99-$54.99*

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Adult Dark Reaper Costume

$47.99-$54.99

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Harry Potter Adult Deluxe Ravenclaw Robe

$54.99

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Macho Man Randy Savage Costume

$95.99-$109.99

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Plus Size Thing 1&2 Costume

$68.99

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Adult Magic Carpet Aladdin Costume

$68.99

Sale - 30% Exclusive

Women's Deluxe Harry Potter McGonagall Costume

$136.99$95.99-$136.99*

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Back to the Future Marty McFly Costume

$95.99-$109.99

Toy Story Women's Jessie Classic Costume

$54.99-$68.99

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Mens Prisoner Costume

$34.99-$41.99

Sale - 17% Made By Us

Adult Sea Turtle Costume

$82.99$68.99-$95.99*

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Care Bears Adult Classic Good Luck Bear Costume

$68.99

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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Adult Dalmatian Costume

$82.99

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Disney Women's The Little Mermaid Ariel Blue Dress Costume

$82.99

Jack Skellington Prestige Men's Costume

$143.99

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Adult Sulley Costume

$95.99

Care Bears Classic Grumpy Bear Adult Costume

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Adult Care Bears Classic Grumpy Bear Costume

$68.99

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Cookie Monster Sesame Street Onesie

$68.99-$143.99

Sale - 20% Exclusive

Winnie the Pooh Deluxe Adult Costume

$68.99$54.99-$61.99

Sale - 13% Exclusive

Women's Harry Potter Deluxe Hermione Gryffindor Costume

$54.99$47.99

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Care Bears Adult Classic Funshine Bear Costume

$68.99

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Red Gothic Wedding Dress Costume

$82.99

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Princess Bride Buttercup Red Dress Costume

$82.99

Sale - 13%

Adult Popeye Costume

$54.99$47.99-$54.99*

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Women's Royal Vampire Costume

$54.99

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Womens Kill Bill Beatrix Kiddo Women's Costume

$82.99

Care Bears Adult Plus Size Classic Cheer Bear Costume

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Plus Size Care Bears Adult Classic Cheer Bear Costume

$82.99

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Adult Ghostbusters Stay Puft Costume

$123.99

Sale - 14% Made By Us

Plus Size Women's Buttercup Peasant Costume Dress

$95.99$82.99-$95.99*

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Adult Ghost Face Costume Set

$75.99

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Men's White Suit Costume

$61.99

Sale - 13% Exclusive

Harry Potter Adult Deluxe Hufflepuff Robe

$54.99$47.99-$54.99*

Renaissance Lady Costume

$61.99

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Deluxe Wicked Witch Costume

$68.99

Plus Size Skeleton Flag Rogue Pirate Costume for Women main

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Plus Size Women's Skeleton Flag Rogue Pirate Costume

$109.99

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Adult Jack the Pumpkin King Costume

$95.99-$109.99

Care Bears Deluxe Cheer Bear Adult Costume

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Adult Care Bears Deluxe Cheer Bear Costume

$95.99

Sale - 60% Made By Us

Adult Macho Man Union Suit Onesie

$68.99$27.99-$41.99

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Adult Disney Grumpy Dwarf Costume

$75.99

Mens Dark Wizard Costume

$68.99

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Women's Tactical Cop Jumpsuit Costume

$68.99

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Women's Premium Queen of Hearts Costume

$109.99

Womens Disney Snow White Evil Queen Costume-0

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Women's Disney Snow White Queen Costume

$136.99

The Pokemon Adult Charizard Kigurumi

$123.99

The Princess Bride Authentic Buttercup Adult Costume-0

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The Princess Bride Buttercup Adult Costume

$123.99

Women's Cool Witch Costume

$68.99

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Men's Dreadful Vampire Costume

$68.99

Sale - 13% Made By Us

Adult Bigfoot Costume

$109.99$95.99-$109.99*

Plus Size Hocus Pocus Winifred Sanderson Costume-0

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Plus Size Hocus Pocus Winifred Sanderson Women's Costume

$218.99

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Men's Royal Guard Costume

$68.99-$82.99

Deluxe Dark Knight Catwoman Costume

$109.99-$123.99

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Deluxe Red Riding Hood Costume

$82.99

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Women's Shadow Ninja Assassin Costume

$68.99

Sale - 18%

Plus Size Women's Renaissance Lady Costume

$75.99$61.99-$75.99*

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Adult Care Bear Grumpy Bear Onesie

$109.99

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.