Adult Costumes

1 - 60 of 1,559

Filter Adult Costumes by:

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 1,559

Made By Us Exclusive

Kansas Girl Long Dress Costume

$41.99

Classic Women's Scooby Doo Daphne Costume Update 1

Exclusive

Women's Classic Scooby Doo Daphne Costume

$47.99-$54.99

Made By Us Exclusive

Dr. Seuss Thing 1 & 2 Women's Costume

$61.99

Made By Us Exclusive

Adult Deluxe Lion Costume

$68.99-$75.99

Sale - 17% Exclusive

Disney Little Mermaid Women's Ursula Prestige Costume

$164.99$136.99-$164.99*

Exclusive

Harry Potter Adult Deluxe Ravenclaw Robe

$54.99

Made By Us Exclusive

Disney Adult Premium Fairy Godmother Costume

$123.99

Made By Us Exclusive

Women's Rainbow Brite Costume

$68.99

Womens A League of Their Own Dottie Costume Main UPD

Made By Us Exclusive

A League of Their Own Women's Dottie Costume

$82.99

Made By Us Exclusive

Adult Magic Carpet Aladdin Costume

$68.99

Made By Us Exclusive

Women's Ghostbusters Costume Jumpsuit

$82.99

Sale - 30% Exclusive

Women's Deluxe Harry Potter McGonagall Costume

$136.99$95.99-$136.99*

Exclusive

Monsters Inc. Women's Celia Costume

$82.99-$109.99

Sale - 8%

Adult Princess Leia Hooded Costume

$82.99$75.99-$82.99*

A League of Their Own Adult Economy Costume

Made By Us Exclusive

Women's A League of Their Own Economy Costume

$54.99

Exclusive

Plus Size Classic Flintstones Wilma Costume for Women

$54.99

Monsters Inc Adult Mike Inflatable Costume

Exclusive

Monsters Inc Adult Mike Wazowski Inflatable Costume

$109.99

Made By Us Exclusive

Beetlejuice Women's Blazer

$82.99-$95.99

Women's Sexy Femme Fatale Costume

$41.99

Sale - 17% Made By Us

Adult Sea Turtle Costume

$82.99$68.99-$95.99*

Made By Us Exclusive

Clueless Cher Women's Costume

$82.99

Sale - 17% Exclusive

The Matrix Women's Trinity Costume

$82.99$68.99-$82.99*

Classic Women's Flintstones Wilma Costume

Exclusive

Women's Classic Flintstones Wilma Costume

$41.99-$54.99

Mrs / Mr Potato Head Costume

$75.99

Sale - 14% Exclusive

Women's Caped Wonder Woman Costume

$47.99$41.99-$47.99*

Sale - 15% Made By Us

Kill Bill Beatrix Kiddo Motorcycle Suit Costume

$88.99$75.99-$88.99*

Made By Us Exclusive

Care Bears Adult Classic Good Luck Bear Costume

$68.99

Made By Us Exclusive

Plus Size Deluxe Minnie Mouse Costume for Women

$109.99

Sale - 25%

Women's Roller Blade Barbie Costume

$54.99$41.99-$54.99*

Incredibles 2 Classic Mrs. Incredible Women's Costume

$47.99

Women's Jurassic Park Ellie Sattler Costume Update 1

Made By Us Exclusive

Women's Jurassic Park Dr. Ellie Sattler Costume

$54.99

Care Bears Adult Classic Cheer Bear Costume_update

Made By Us Exclusive

Adult Care Bears Classic Cheer Bear Costume

$75.99

Sale - 20% Exclusive

Harry Potter Deluxe Hermione

$136.99$109.99-$136.99*

Care Bears Adult Classic Grumpy Bear Costume Alt 2

Made By Us Exclusive

Adult Care Bears Classic Grumpy Bear Costume

$68.99

Sale - 20%

Women's Scarlet Witch Hero Costume

$68.99$54.99-$82.99*

Made By Us Exclusive

Cookie Monster Sesame Street Onesie

$68.99-$143.99

Sassy Sally Costume

$68.99

Barbie Movie Adult Barbie Cowgirl Costume

Women's Barbie Movie Barbie Cowgirl Costume

$68.99

Sale - 13% Exclusive

Women's Harry Potter Deluxe Hermione Gryffindor Costume

$54.99$47.99

Plus Size Premium Fairy Godmother Costume-2

Sale - 10% Made By Us

Plus Size Premium Fairy Godmother Costume for Women

$136.99$123.99-$136.99*

Ghostbusters Women's Plus Size Costume Jumpsuit

Made By Us Exclusive

Plus Size Ghostbusters Women's Costume Jumpsuit

$95.99

Made By Us Exclusive

Care Bears Adult Classic Funshine Bear Costume

$68.99

Sale - 29% Exclusive

Women's Classic Scooby Doo Velma Costume

$47.99$34.99-$41.99

Made By Us Exclusive

Adult Sesame Street Elmo Onesie Costume

$68.99-$82.99

Made By Us Exclusive

Red Gothic Wedding Dress Costume

$82.99

Plus Size Women's Classic Sally Costume

$47.99-$54.99

Made By Us Exclusive

Princess Bride Buttercup Red Dress Costume

$82.99

Plus Size Lethal Beauty Costume

$75.99

Made By Us Exclusive

Women's Gorgeous Girl Costume

$68.99

Women's Little Mermaid Ursula Prestige Costume

Exclusive

Plus Size Little Mermaid Ursula Prestige Costume for Women

$177.99

Power Rangers Women's Yellow Ranger Costume

$68.99

Sale - 20% Made By Us

Sailor Moon Costume

$68.99$54.99-$68.99*

Women's Sexy Bunny Squad Costume

$95.99

Plus Size League of Their Own Dottie Costume-update2

Sale - 14% Made By Us

Plus Size Women's League of Their Own Dottie Costume

$95.99$82.99-$95.99*

Made By Us Exclusive

Women's Coraline Costume

$75.99

The Mandalorian Adult Inflatable Grogu Costume

$136.99

Made By Us Exclusive

Kansas Girl Deluxe Women's Costume

$75.99

Made By Us Exclusive

Miss Dead Receptionist Costume

$68.99

Exclusive

Disney Cinderella Fairy Godmother Women's Costume

$88.99

Willy Wonka Plus Size Adult Oompa Loompa Costume

Sale - 10% Exclusive

Plus Size Men's Oompa Loompa Costume

$68.99$61.99-$68.99*

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.