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 7,370

Exclusive

Harry Potter Adult Deluxe Ravenclaw Robe

$54.99

Sale - 25% Exclusive

Harry Potter Adult Deluxe Slytherin Robe

$54.99$40.99-$54.99*

Sale - 22% Made By Us

Wonder Woman Dark Blue Ugly Christmas Sweater

$61.99$47.99-$61.99*

Sale - 22% Made By Us

Black and White Skeleton Adult Ugly Halloween Sweater

$61.99$47.99

Sale - 13% Exclusive

Harry Potter Adult Deluxe Hufflepuff Robe

$54.99$47.99-$54.99*

Sale - 42% Made By Us

Adult Gremlins Gizmo Costume

$81.99$47.99-$61.99

Sale - 17%

Adult Saint Joseph Costume

$40.99$33.99-$40.99*

North Pole Train Conductor Adult Costume

Made By Us Exclusive

North Pole Train Conductor Costume Adult

$81.99-$95.99

Women's Striped Jumpsuit Costume

$54.99

Sale - 38% Exclusive

Adult Harry Potter Deluxe Gryffindor Robe

$54.99$33.99-$47.99

Sale - 20% Made By Us

Classic Rainbow Brite Adult Ugly Christmas Sweater

$67.99$54.99-$67.99*

Made By Us Exclusive

Adult Blob Fish Onesie Costume

$67.99

Sale - 18% Made By Us

Men's Red Holiday Santa Suit

$74.99$61.99

Made By Us Exclusive

Women's 18th Century Ghost Costume

$81.99

Sale - 40%

Women's Disco Ball Holographic Bodysuit

$67.99$40.99

Mens Classic Lederhosen Oktoberfest Costume

Sale - 14% Made By Us

Men's Classic Brown Lederhosen Oktoberfest Costume

$47.99$40.99

Made By Us Exclusive

Men's Baphomet Costume

$135.99

Sale - 10%

Women's Let's Get Physical Costume

$67.99$61.99

Made By Us Exclusive

Deluxe Adult Gray Suit Costume

$54.99-$67.99

Women's Dalmatian Diva Costume

$54.99

Sale - 40%

Women's Sweet Witch Costume

$135.99$81.99-$95.99

Sale - 40% Made By Us

Coraline Adult Ugly Halloween Sweater

$67.99$40.99

Made By Us Exclusive

Women's Push It Pop Star

$81.99

Sale - 13% Made By Us

Kill Bill Elle Driver Nurse Womens Costume

$54.99$47.99

Sale - 33% Made By Us

Adult Plague Doctor Costume

$81.99$54.99-$81.99*

Sale - 38% Made By Us

Women's Diamond Flare Clown Costume

$88.99$54.99-$61.99

Sale - 20% Exclusive

Winnie the Pooh Deluxe Adult Costume

$67.99$54.99-$61.99

Made By Us Exclusive

Deluxe Wizard Costume for Men

$74.99

Made By Us Exclusive

Mens Disco Ball Shirt

$40.99

Sale - 38% Made By Us

Disney Stitch Baby Carrier Cover Costume

$54.99$33.99

Made By Us Exclusive

Macho Man Randy Savage Costume

$95.99

Sale - 13% Made By Us

Striped Nightmare on Elm Street Freddy Adult Sweater

$54.99$47.99-$54.99*

Sale - 42% Made By Us

Adult Inflatable Hippo Costume

$81.99$47.99

Sale - 17% Exclusive

Harry Potter Adult Ravenclaw Robe

$40.99$33.99-$40.99*

Clearance Exclusive

Men's Boba Fett Costume

$95.99$27.99-$40.99

Sale - 40% Made By Us

Plus Size Jungle Man Costume

$33.99$20.99

Sale - 25% Exclusive

Adult Pinky and the Brain Pinky Costume

$81.99$61.99

Sale - 14%

Women's Green and Blue Flower Power Costume

$47.99$40.99

Made By Us Exclusive

Women's Lavish Leprechaun Costume

$81.99

Sale - 14% Made By Us

Women's Dark Knight Joker Blazer

$95.99$81.99

Exclusive

Beetlejuice: Adult Costume

$54.99

Sale - 25% Made By Us

Women's Authentic Clueless Dee Costume

$135.99$101.99

Sale - 33% Exclusive

Women's X-Ray Skeleton Jumpsuit Costume

$40.99$27.99

Sale - 43% Made By Us

Diggin' Up Dinosaurs Adult Button Up Shirt

$47.99$27.99

Sale - 40% Made By Us

Dr. Seuss Thing Baby Carrier Cover

$40.99$24.99

Adult Disney Pixar Sadness Costume Mint UPD

Sale - 38% Made By Us

Adult Disney and Pixar Sadness Costume

$88.99$54.99-$74.99

Plus Size Disney and Pixar Frozone Costume

Sale - 25% Made By Us

Plus Size The Incredibles Deluxe Frozone Men's Costume

$108.99$81.99

Sale - 40% Made By Us

Queenie Goldstein Women's Jacket

$67.99$40.99-$47.99

Made By Us Exclusive

Men's Lion Costume

$54.99

Men's Plus Size Wrestling Legend Costume

Made By Us Exclusive

Plus Size Wrestling Legend Costume For Men

$67.99

Made By Us Exclusive

Women's Wolf Princess Costume

$81.99

Plus Size Womens Grecian Goddess Costume

Sale - 25% Made By Us

Plus Size Grecian Goddess Costume for Women

$54.99$40.99-$54.99*

Made By Us Exclusive

Men's Evil Executioner Costume

$61.99

Made By Us Exclusive

Plus Size Evil Executioner Costume for Men

$61.99

Made By Us Exclusive

Plus Size Deluxe Wizard Costume

$88.99

Made By Us Exclusive

Women's Sly Cat Costume

$61.99

Clearance Made By Us

Plus Size Wabbit Hunter Costume

$74.99

Clearance Made By Us

Men's Wabbit Hunter Costume

$61.99

Sale - 45%

Men's United Stripes Suit Costume

$135.99$74.99-$135.99

Made By Us Exclusive

Black Pirate Shirt

$33.99

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.