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 439

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Women's Work It Out 80s Costume

$61.99-$68.99

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Women's Ghostbusters Costume Jumpsuit

$82.99

Sale - 25%

Womens Disco Doll Costume

$54.99$41.99-$82.99*

Care Bears Adult Classic Grumpy Bear Costume Alt 2

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Adult Care Bears Classic Grumpy Bear Costume

$68.99

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Care Bears Adult Classic Funshine Bear Costume

$68.99

Sale - 22%

Women's Groovy Go Go Dancer Costume

$61.99$47.99-$75.99*

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Clueless Cher Women's Costume

$82.99

Made By Us Exclusive

Women's Deluxe Grease Bad Sandy Costume

$68.99

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Women's Gorgeous Girl Costume

$68.99

Made By Us Exclusive

Adult Grease Pink Ladies Costume Jacket

$34.99

Sale - 43% Made By Us

Fringe Gold Flapper Costume

$47.99$27.99-$34.99

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*

Plus Size Women's Foxy Lady Disco Costume

Sale - 42%

Women's Plus Size Foxy Disco Lady Costume

$82.99$47.99-$82.99*

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Women's Ghostbusters Zuul Costume

$68.99

Grease Plus Size Pink Ladies Jacket-update1

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Plus Size Adult Pink Ladies Costume Jacket

$41.99

Sale - 57% Made By Us

Women's Emerald Flapper Costume

$47.99$20.99-$27.99

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The Magic School Bus Miss Frizzle Costume

$54.99

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Kelly Kapowski Saved by the Bell Costume

$54.99

British Girl Power Popstar Costume Women's

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British Girl Power Popstar Women's Costume

$54.99

Sale - 17%

Feelin Groovy Disco Dress Costume

$41.99$34.99-$41.99*

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Vintage Combat Cutie for Women

$54.99

Sale - 25%

Beautiful Lady Costume for Women

$54.99$41.99

The Smurfs Women's Adult Smurf Smurfette Costume

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The Smurfs Women's Smurfette Costume

$68.99

Power Rangers Pink Ranger Women's Costume

$68.99

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Adult Care Bears Friend Bear Costume

$68.99

Sale - 30% Made By Us

80's Workout Girl Costume for Women

$68.99$47.99-$54.99

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Women's Grease T-Birds Costume Jacket

$68.99

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Women's Tejano Pop Singer Costume

$88.99-$102.99

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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Women's Push It Pop Star

$82.99

Pink Ranger Sassy Bodysuit Costume

$88.99

Sexy Elvis Jumpsuit Costume

$82.99-$102.99

Plus Size Grease Pink Ladies Costume Jacket

Made By Us Exclusive

Plus Size Women's Grease Pink Ladies Costume Jacket

$41.99-$47.99

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Adult Back to the Future Jennifer Parker Costume

$82.99

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Plus Size Vintage Combat Cutie for Women

$61.99

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Ghostbusters: Women's Costume Dress

$75.99

Sale - 13% Made By Us

Grease Bad Sandy Women's Costume

$54.99$47.99-$54.99*

Sale - 33%

Womens Disco Sensation Dress Costume

$41.99$27.99-$41.99*

Sale - 20%

Women's Foxy Lady Disco Costume

$68.99$54.99-$75.99*

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Authentic Grease Pink Ladies Jacket Costume

$82.99

Sale - 20% Made By Us

Grease Pink Ladies Costume Jacket

$34.99$27.99-$34.99*

Sale - 17% Made By Us

Adult Breakfast at Tiffany's Holly Golightly Costume

$82.99$68.99-$82.99*

Plus Size Disco Diva Dress Costume

$47.99

Women's Cheer Team USA Costume

$61.99

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Plus Size Women's Push it Pop Star

$95.99

Sale - 43% Made By Us

Black Fringe 1920's Flapper Costume

$47.99$27.99-$34.99

Sale - 25% Made By Us

Women's Fringe Hippie Costume

$54.99$41.99-$54.99*

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Women's Rainbow Rave Disco Costume

$54.99

Marilyn Monroe Costume Dress

$34.99

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Grease Beauty School Dropout Women's Costume

$61.99-$82.99

Sale - 38% Made By Us

Women's Car Hop Costume

$54.99$34.99-$68.99*

Made By Us Exclusive

Women's Clueless Dee Costume

$82.99

Sale - 18% Made By Us

Women's Ghostbusters Daring Ghostbuster Costume

$75.99$61.99-$88.99*

Power Rangers Women's Yellow Ranger Costume

$68.99

Sale - 13% Made By Us

Women's Grease Good Sandy Costume

$109.99$95.99-$123.99*

Sale - 20%

Plus Size Adult's Starflower Hippie Costume

$68.99$54.99

Sale - 14% Made By Us

Plus Size Clueless Cher Women's Costume

$95.99$82.99-$88.99

Sale - 10% Made By Us

Inspector Gadget Women's Costume

$68.99$61.99-$68.99*

Women's American Suffragette Costume

$47.99

Ghostbusters Womens Plus Size Costume Dress

Made By Us Exclusive

Plus Size Ghostbusters Women's Costume Dress

$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.