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 875

Sale - 17% Made By Us

Adult Sea Turtle Costume

$81.99$68.99-$81.99*

Made By Us Exclusive

Adult Deluxe Lion Costume

$68.99

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

Made By Us Exclusive

Adult's Zookeeper Costume

$68.99

Made By Us Exclusive

Men's Donkey Costume

$74.99-$88.99

Made By Us Exclusive

Women's Monkey Around Jumpsuit Costume

$68.99

Made By Us Exclusive

Care Bears Adult Classic Tenderheart Bear Costume

$68.99

Made By Us Exclusive

Shrimp Costume

$68.99-$74.99

Made By Us Exclusive

Women's Paleontologist Costume

$68.99

Plus Size Women's Scampering Squirrel Costume1

Made By Us Exclusive

Women's Plus Size Scampering Squirrel Costume

$88.99

Sale - 13% Made By Us

Adult Delightful Dalmatian Costume

$54.99$47.99

Sale - 50%

Jurassic World T-Rex Inflatable Adult Costume

$136.99$68.99

Made By Us Exclusive

Adult Plus Size Care Bears Classic Grumpy Bear Costume

$81.99

Made By Us Exclusive

Adult Disney and Pixar Toy Story Slinky Dog Costume

$177.99

Sale - 17% Made By Us

Adult Dalmatian Costume

$81.99$68.99

Made By Us Exclusive

Adult Dilophosaurus Costume

$81.99

Sale - 20%

Women's Cat Fight Costume

$68.99$54.99-$68.99*

Sale - 14%

Women's Sexy Bunny Squad Costume

$95.99$81.99-$95.99*

Jurassic World Blue Inflatable Adult Costume

Sale - 55%

Adult Jurassic World Blue Velociraptor Inflatable Costume

$136.99$61.99

Adult Plus Size Delightful Dalmatian Costume

Made By Us Exclusive

Plus Size Adult Delightful Dalmatian Costume

$61.99-$68.99

Made By Us Exclusive

Women Dazzling Deer Costume

$54.99

Made By Us Exclusive

Cluckin' Chicken Costume for Adults

$61.99

Bluey Women's Chilli Costume

$68.99

Made By Us Exclusive

Care Bears Adult Classic Share Bear Costume

$68.99

Sale - 11% Made By Us

Adult Black Cat Onesie

$61.99$54.99-$61.99*

Made By Us Exclusive

Adult Cheshire Cat Costume Onesie

$61.99

Made By Us Exclusive

Adult Deluxe Bumblebee Costume

$81.99

Made By Us Exclusive

Disney Sebastian Baby Carrier Cover

$54.99

Made By Us Exclusive

Women's Grey Wolf Costume

$68.99

Made By Us Exclusive

Women's Sesame Street Cozy Big Bird Costume

$74.99-$136.99

Fierce Feline Costume

$122.99-$129.99

Made By Us Exclusive

Women's Feisty Flamingo Costume

$54.99

Made By Us Exclusive

Women's Pink Dinosaur Onesie

$68.99

Made By Us Exclusive

Adult Plus Size Sea Turtle Costume

$95.99

How to Train Your Dragon Toothless Adult Kigurumi Costume

$122.99

Made By Us Exclusive

Disney Hunny Pot Baby Carrier Cover

$54.99

Sale - 17% Made By Us

Adult Fleece Bat Costume

$81.99$68.99-$81.99*

Made By Us Exclusive

Adult Axolotl Costume Onesie

$68.99

Sale - 60%

Adult Inflatable Alligator Loki Costume

$136.99$54.99

Care Bears Women's Plus Size Deluxe Bedtime Bear Costume

Made By Us Exclusive

Plus Size Care Bears Deluxe Bedtime Bear Costume for Women

$95.99

Made By Us Exclusive

Adult Frog Onesie Costume

$61.99-$74.99

Made By Us Exclusive

Mean Girls Karen Smith I'm a Mouse, Duh! Costume

$47.99

Adult Plus Size Buzzin' Bumble Bee Costume

Made By Us Exclusive

Plus Size Buzzin' Bumble Bee Adult Costume

$47.99

Sale - 33% Exclusive

Women's Space Jam Lola Bunny Costume

$81.99$54.99-$68.99

Care Bears Plus Size Friend Bear Costume

Made By Us Exclusive

Adult Plus Size Care Bears Friend Bear Costume

$81.99

Sale - 10% Made By Us

Women's Classy Crow Costume

$68.99$61.99-$68.99*

Sale - 25% Made By Us

Adult Inflatable Octopus Costume

$109.99$81.99

Made By Us Exclusive

Women's Mean Girls Regina George Halloween Costume

$54.99

Sale - 14%

The Adult Inflatable Giant T-Rex Costume

$95.99$81.99

Sale - 13% Made By Us

Rooster Costume Plus Size

$109.99$95.99

Sale - 11%

Big Bad Granny Wolf Costume

$61.99$54.99-$61.99*

Made By Us Exclusive

Adult Care Bears Inflatable Cheer Bear Costume

$109.99

Made By Us Exclusive

Plus Size Costume T-Rex

$95.99

Space Jam Plus Size Women's Lola Bunny Costume

Sale - 29% Exclusive

Plus Size Space Jam Lola Bunny Costume

$95.99$68.99-$74.99

Adult Inflatable Riding-A-Red Raptor Costume

Adult Riding-A-Red Raptor Inflatable Costume

$95.99

Made By Us Exclusive

Plus Size Disney and Pixar Remy Ratatouille Costume

$88.99

Sale - 17%

Women's Darling Deer Costume

$81.99$68.99-$81.99*

Sale - 33% Made By Us

Women's Deluxe Bat Costume

$81.99$54.99-$81.99*

Clearance - 75%

Women's Lady Jag OppoSuit

$109.99$27.99

Sale - 36% Made By Us

Mouse Mouth Mover Costume

$149.99$95.99

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.