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 76

Classic Women's Scooby Doo Daphne Costume Update 1

Exclusive

Women's Classic Scooby Doo Daphne Costume

$47.99-$54.99

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$81.99-$95.99*

Exclusive

Sexy Power Princess Costume

$95.99-$109.99

Sale - 20% Made By Us

Women's Xena Warrior Princess Costume

$68.99$54.99-$68.99*

Sale - 33%

Rainbow Men's Suitmeister Suit Costume

$81.99$54.99-$81.99*

Made By Us Exclusive

Men's Sexy Lion Costume

$40.99-$68.99

Sale - 17% Made By Us

Women's Plus Size Xena Warrior Princess Costume

$81.99$68.99-$81.99*

Made By Us Exclusive

Care Bears Women's Deluxe Cheer Bear Hoodie Costume

$81.99-$109.99

Kim Possible (Animated) Womens Shego Costume Update

Sale - 18% Exclusive

Kim Possible Animated Series Women's Shego Costume

$75.99$61.99

Women's Holographic Keyhole Bodysuit Costume

Sale - 40%

Women's Keyhole Bodysuit Holographic Costume

$40.99$24.99-$27.99

Suitmeister Rainbow Men's Shirt

$38.99

Made By Us Exclusive

Women's Rainbow Rave Disco Costume

$54.99

Exclusive

Men's Sexy Ringmaster Costume

$75.99-$88.99

Sale - 33%

Women's Holographic Metallic Bandeau & Bike Short

$40.99$27.99

Clearance - 55%

Riverdale Womens Cherry Blossom Serpent Jacket

$75.99$34.99

Sale - 43%

Tipsy Elves Women's Comfy Unicorn Dress

$95.99$54.99-$95.99

Made By Us Exclusive

Plus Size Dreamicorn Costume for Men

$61.99

Sale - 50%

Women's Disco Ball Holographic Bodysuit

$68.99$34.99

Made By Us Exclusive

Women's Care Bears Cheer Bear Romper Costume

$68.99

Studio Disco Mens Gold Costume Plain UPD

Sale - 22% Made By Us

Studio Disco Men's Costume

$61.99$47.99-$61.99*

Sale - 21%

Women's Sexy Trickster Costume

$95.99$75.99-$81.99

Kim Possible (Animated) Womens Kim Possible Costum

Exclusive

Kim Possible Animated Series Women's Kim Possible Costume

$68.99

Sale - 40% Exclusive

Flaming Devil Men's Costume

$68.99$40.99-$54.99

Sale - 25% Made By Us

Women's Rainbow Dress Costume

$54.99$40.99

Men's Scottish Kilt Costume

$68.99

Men's Sexy Night Nurse Costume

$88.99

Sale - 29%

Men's Sexy Fireman Fever Costume

$95.99$68.99-$95.99*

Sale - 50%

Men's Sexy Doctor Costume

$40.99$20.99-$40.99

Sexy Mens CowBoy Costume

$34.99

Men's Deckhand Sailor Costume

$68.99

Sale - 50% Made By Us

Women's Sequined Unicorn Costume

$81.99$40.99-$81.99*

Made By Us Exclusive

Women's Orange Prisoner Costume

$40.99-$47.99

Adult Rainbow Costume

$61.99

Men's OppoSuits Wild Rainbow Costume Suit

Sale - 60%

OppoSuits Wild Rainbow Costume Suit for Men

$136.99$54.99

Adult Unicorn Costume

$122.99

Riverdale Womens Toni Topaz Deluxe Serpent Jacket

Clearance - 58%

Riverdale Toni Topaz Deluxe Serpent Jacket Women's

$81.99$34.99

Sale - 20%

Men's Opposuits Rainbow Glaze Suit

$136.99$109.99-$136.99*

Made By Us Exclusive

Womens 70's Disco Jumpsuit Costume

$54.99

OppoSuits Orange Costume Suit for Men

$136.99

Sale - 20% Made By Us

Men's Disco King Costume

$68.99$54.99-$68.99*

Made By Us Exclusive

Women's A League of Their Own Kit Costume

$75.99

Men's Hunky School Nerd

$54.99

Let's Get Physical 80s Women's Costume

$68.99-$81.99

Men's Sexy Jester Costume

$88.99

Deluxe Frozen 2 Womens Elsa Costume

$88.99

Sale - 22% Made By Us

Men's Dreamicorn Costume

$61.99$47.99-$61.99*

Made By Us Exclusive

Women's Plus Size Disco Queen Costume

$95.99

Sale - 33% Made By Us

Mens Rainbow Sparkle Disco Shirt

$40.99$27.99

Women's Rainbow Unicorn Costume

$109.99-$122.99

Made By Us Exclusive

Plus Size A League of Their Own Kit Costume for Women

$88.99

Deluxe Toga Costume for Men

$47.99

Sale - 15% Made By Us

Pink Adult Tricorn Hat

$27.99$23.99

Sale - 50%

Women's Black All Tied Up Costume Top

$13.99$6.99

Sale - 23% Exclusive

Pastease Black Cross Pasties

$17.99$13.99

Pastease Red Glitter Flame Pasties

$13.99

Spirit Board Pasties Pastease

$13.99

Pastease Black X Pasties

$13.99

Clearance - 60%

Pastease Rainbow Pride Heart Pasties

$13.99$5.99

Women's Over the Rainbow Opaque Thigh High Tights

$21.99

Pastease Red Heart Pasties

$13.99

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.