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 190

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Men's Ghostbusters Deluxe Costume

$68.99-$82.99

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Women's Ghostbusters Costume Jumpsuit

$82.99

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Women's Work It Out 80s Costume

$61.99-$68.99

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Back to the Future Marty McFly Costume

$96.99-$110.99

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Care Bears Adult Classic Funshine Bear Costume

$68.99

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Macho Man Randy Savage Costume

$96.99-$110.99

Care Bears Classic Grumpy Bear Adult Costume

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Adult Care Bears Classic Grumpy Bear Costume

$68.99

Ghostbusters Mens Plus Size Deluxe Costume

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Men's Plus Size Ghostbusters Deluxe Costume

$82.99-$96.99

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Ferris Bueller Adult Costume

$82.99

Sale - 10% Made By Us

Karate Kid Daniel San Costume

$68.99$61.99-$68.99*

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Ghostbusters Men's Cosplay Costume

$137.99-$165.99

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Ghostbusters: Women's Costume Dress

$75.99

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Women's Push It Pop Star

$82.99

The Smurfs Women's Adult Smurf Smurfette Costume

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The Smurfs Women's Smurfette Costume

$68.99

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Men's White Sailor Costume

$41.99-$68.99

Sale - 14% Made By Us

Karate Kid Cobra Kai Costume

$96.99$82.99-$96.99*

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Back to the Future Doc Brown Costume

$68.99-$75.99

Ghostbusters Womens Plus Size Costume Dress

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Plus Size Ghostbusters Women's Costume Dress

$82.99

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Adult Richard Simmons Costume

$55.99

Men's Plus Size Popeye Costume

$68.99

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Adult Care Bears Friend Bear Costume

$68.99

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Back to the Future 2015 Doc Brown Costume

$82.99

Sale - 20%

Women's Awesome 80s Ski Suit Costume

$68.99$55.99-$68.99*

Sale - 10% Made By Us

Men's Authentic Karate Kid Cobra Kai Costume

$137.99$123.99

Sale - 18% Made By Us

Women's Ghostbusters Daring Ghostbuster Costume

$75.99$61.99-$89.99*

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Women's Ghostbusters Zuul Costume

$68.99

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Adult Teen Wolf Costume

$82.99

The Princess Bride Authentic Buttercup Adult Costume-0

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The Princess Bride Buttercup Adult Costume

$123.99

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Authentic Spaceman Costume

$137.99

Sale - 25% Made By Us

Men's Work It Out 80s Costume

$55.99$41.99-$55.99*

Care Bears Deluxe Grumpy Bear Adult Costume

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Adult Care Bears Deluxe Grumpy Bear Costume

$96.99-$110.99

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Plus Size Richard Simmons Costume for Men

$61.99-$68.99

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Plus Size White Suit Costume

$75.99

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Karate Kid Skeleton Costume Suit

$68.99

Ghostbusters Women's Plus Size Costume Jumpsuit

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Plus Size Ghostbusters Women's Costume Jumpsuit

$96.99

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Adult Back to the Future Jennifer Parker Costume

$82.99

The Smurfs Women's Plus Size Smurf Smurfette Costu

Sale - 8% Made By Us

Plus Size The Smurfs Smurfette Costume

$82.99$75.99-$82.99*

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Men's Griff Back to the Future II Costume

$178.99$68.99-$82.99

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Princess Bride Inigo Montoya Costume

$96.99

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Authentic KISS Gene Simmons Demon Costume

$412.99-$467.99

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The Smurfs Adult Smurf Costume

$61.99-$75.99

Adult Beetlejuice Lydia Deetz Ugly Halloween Sweater 1

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Adult Beetlejuice Lydia Deetz Halloween Sweater

$68.99

Men's Karate Kid Plus Size Daniel San Costume

Sale - 17% Made By Us

Plus Size Men's Karate Kid Daniel San Costume

$82.99$68.99-$82.99*

Mens Top Gun Flight Suit Costume

$110.99-$213.99

Womens Plus Size Playboy 80s Workout Costume

$137.99

Sale - 30% Made By Us

80's Workout Girl Costume for Women

$68.99$48.99-$55.99

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Authentic Marty McFly Jacket Costume

$261.99

Men's 80's Track Suit Costume

$41.99

Sale - 17% Made By Us

Adult Boombox Costume

$41.99$34.99

Sale - 25%

Women's Roller Blade Barbie Costume

$55.99$41.99-$68.99*

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Mens 80's Rocker Costume

$61.99-$68.99

Sale - 40% Made By Us

Adult The Dark Crystal Skeksi Costume

$137.99$82.99

Women's Classic Aerobic Barbie Costume

$55.99-$68.99

Sale - 33%

Women's Holographic Metallic Bandeau & Bike Short

$41.99$27.99

Sale - 13% Made By Us

Adult Plus Size Cobra Kai Costume

$110.99$96.99

Sale - 20%

Women's Let's Get Physical Costume

$68.99$55.99

Sale - 13% Made By Us

Authentic Karate Kid Daniel San Costume

$110.99$96.99-$110.99*

Made By Us Exclusive

Men's Plus Size Top Gun Flight Suit Costume

$96.99

Sale - 38% Made By Us

Women's Radical Eighties Costume

$55.99$34.99-$55.99*

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Inspector Gadget Men's Costume

$68.99-$82.99

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.