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!
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![Care Bears Classic Grumpy Bear Adult Costume](https://images.halloweencostumes.ca/products/41375/1-2/care-bears-classic-grumpy-bear-adult-costume.jpg)
Sale - 10%
Made By Us
$68.99$61.99
![Sesame Street Cookie Monster Onesie](https://images.halloweencostumes.ca/products/70510/1-2/sesame-street-cookie-monster-onesie.jpg)
Made By Us
Exclusive
$68.99-$144.99
![Mens Silver Sequin Disco Pants](https://images.halloweencostumes.ca/products/51535/1-2/mens-silver-sequin-disco-pants.jpg)
Sale - 17%
Made By Us
$41.99$34.99-$41.99*
![Adult Onesies Hooded Skeleton](https://images.halloweencostumes.ca/products/83983/1-2/adult-onesies-hooded-skeleton.jpg)
$34.99
![Adult Gremlins Gizmo Costume](https://images.halloweencostumes.ca/products/70079/1-2/adult-gremlins-gizmo-costume.jpg)
Sale - 42%
Made By Us
$82.99$48.99-$68.99
![Adult White Astronaut Jumpsuit Costume](https://images.halloweencostumes.ca/products/41592/1-2/adult-white-astronaut-jumpsuit-costume.jpg)
Made By Us
Exclusive
![Mens Black Suit Costume 1](https://images.halloweencostumes.ca/products/5111/1-2/mens-black-suit-costume-1.jpg)
Sale - 11%
Made By Us
$61.99$54.99-$61.99*
![Men's White Suit Costume-1_Update](https://images.halloweencostumes.ca/products/5112/1-2/mens-white-suit-costume-1-update.jpg)
Made By Us
Exclusive
$61.99
![Adult David S. Pumpkins Suit](https://images.halloweencostumes.ca/products/90091/1-2/adult-david-s-pumpkins-suit.jpg)
Made By Us
Exclusive
$75.99
![Adult SpiderMan 2099 Costume Top](https://images.halloweencostumes.ca/products/93222/1-2/adult-spiderman-2099-costume-top.jpg)
Clearance
- 88%
$54.99$6.99
![Adult Oscar the Grouch Costume Onesie](https://images.halloweencostumes.ca/products/76489/1-2/adult-oscar-the-grouch-costume-onesie.jpg)
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Exclusive
$109.99-$137.99
![Adult Stay Puft Marshmallow Man Costume Onesie Alt 1](https://images.halloweencostumes.ca/products/70108/2-2-292864/adult-stay-puft-marshmallow-man-costume-onesie-alt-1.jpg)
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![The Joker Suit Vest (Authentic)](https://images.halloweencostumes.ca/products/40827/1-2/the-joker-suit-vest-authentic.jpg)
Sale - 38%
Made By Us
$54.99$34.99
![Adult Beetlejuice Lydia Deetz Ugly Halloween Sweater alt5](https://images.halloweencostumes.ca/products/57244/2-2-138866/adult-beetlejuice-lydia-deetz-ugly-halloween-sweater-alt5.jpg)
Sale - 20%
Made By Us
$68.99$54.99
![Macho Man Union Suit](https://images.halloweencostumes.ca/products/71867/1-2/macho-man-union-suit.jpg)
Sale - 80%
Made By Us
$68.99$13.99
![Pokemon Gengar Adult Kigurumi](https://images.halloweencostumes.ca/products/66769/1-2/pokemon-gengar-adult-kigurumi.jpg)
$123.99
![Plus Size 101 Dalmatians Pongo Adult Costume Onesie-2](https://images.halloweencostumes.ca/products/70745/1-2/plus-size-101-dalmatians-pongo-adult-costume-onesie-2.jpg)
Sale - 33%
Made By Us
$82.99$54.99-$82.99*
![The Joker Suit Overcoat (Authentic)](https://images.halloweencostumes.ca/products/40828/1-2/the-joker-suit-overcoat-authentic.jpg)
Sale - 25%
Made By Us
$109.99$82.99-$109.99*
![Pokemon Adult Eevee Kigurumi](https://images.halloweencostumes.ca/products/57930/1-2/pokemon-adult-eevee-kigurumi.jpg)
$116.99
![Brown Bear Adult Onesie](https://images.halloweencostumes.ca/products/53131/1-2/brown-bear-adult-onesie.jpg)
Sale - 20%
Made By Us
$68.99$54.99-$68.99*
![Adult Pumpkin Poncho Costume](https://images.halloweencostumes.ca/products/88207/1-2/adult-pumpkin-poncho-costume.jpg)
Made By Us
Exclusive
$20.99
![Dragon Ball Z Goku Union Suit](https://images.halloweencostumes.ca/products/89159/1-2/dragon-ball-z-goku-union-suit.jpg)
Sale - 50%
$41.99$20.99
![Mens Plus Sized David S Pumpkins Costume Suit](https://images.halloweencostumes.ca/products/90092/1-2/mens-plus-sized-david-s-pumpkins-costume-suit.jpg)
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Exclusive
![Adult Cakeworthy Trick 'R Treat Cardigan](https://images.halloweencostumes.ca/products/88605/1-2/adult-cakeworthy-trick-r-treat-cardigan.jpg)
Sale - 63%
$109.99$41.99-$48.99
![Striped Nightmare on Elm Street Freddy Adult Sweater 1](https://images.halloweencostumes.ca/products/57249/1-2/striped-nightmare-on-elm-street-freddy-adult-sweater-1.jpg)
Made By Us
Exclusive
![Chucky Good Guys Cosplay Adult Union Suit](https://images.halloweencostumes.ca/products/90380/1-2/chucky-good-guys-cosplay-adult-union-suit.jpg)
Sale - 20%
$68.99$54.99
![Adult Pajama Penguin Costume](https://images.halloweencostumes.ca/products/51141/1-2/adult-pajama-penguin-costume.jpg)
Made By Us
Exclusive
$54.99
![Adult Cozy Skeleton Onesie](https://images.halloweencostumes.ca/products/70545/1-2/adult-cozy-skeleton-onesie.jpg)
Made By Us
Exclusive
$68.99
![Adult Narwhal Onesie Costume](https://images.halloweencostumes.ca/products/53147/1-2/adult-narwhal-onesie-costume.jpg)
Sale - 30%
Made By Us
$68.99$48.99-$68.99*
![Star Trek Yellow Christmas Sweater](https://images.halloweencostumes.ca/products/86608/1-2/star-trek-yellow-christmas-sweater.jpg)
Sale - 20%
$68.99$54.99
![Adult Crocodile Costume](https://images.halloweencostumes.ca/products/15086/1-2/adult-crocodile-costume.jpg)
$54.99-$61.99
![Adult Skeleton Costume Poncho](https://images.halloweencostumes.ca/products/88208/1-2/adult-skeleton-costume-poncho.jpg)
Sale - 25%
Made By Us
$27.99$20.99
![Adult Blob Fish Costume](https://images.halloweencostumes.ca/products/79942/1-2/adult-blob-fish-costume.jpg)
Sale - 30%
Made By Us
$68.99$48.99
![Adult Skeleton Kigurumi](https://images.halloweencostumes.ca/products/72342/1-2/adult-skeleton-kigurumi.jpg)
$89.99
![Adult Care Bears Trick-or-Sweet Bear Halloween Sweater](https://images.halloweencostumes.ca/products/69986/1-2/adult-care-bears-trick-or-sweet-bear-halloween-sweater.jpg)
Sale - 30%
Made By Us
$68.99$48.99-$68.99*
![Men's Beetlejuice Suit Blazer](https://images.halloweencostumes.ca/products/68664/1-2/mens-beetlejuice-suit-blazer.jpg)
Sale - 13%
Made By Us
$109.99$96.99-$109.99*
![Classic Rainbow Brite Adult Ugly Christmas Sweater-0](https://images.halloweencostumes.ca/products/46369/1-2/classic-rainbow-brite-adult-ugly-christmas-sweater-0.jpg)
Made By Us
Exclusive
![Quirky Kitty Halloween Sweater for Adults 1](https://images.halloweencostumes.ca/products/65195/1-2/quirky-kitty-halloween-sweater-for-adults-1.jpg)
Made By Us
Exclusive
![The Joker Suit Shirt (Authentic)](https://images.halloweencostumes.ca/products/41280/1-2/the-joker-suit-shirt-authentic.jpg)
Sale - 17%
Made By Us
$41.99$34.99
![Black and White Skeleton Adult Ugly Halloween Sweater](https://images.halloweencostumes.ca/products/45150/1-2/black-and-white-skeleton-adult-ugly-halloween-sweater.jpg)
Made By Us
Exclusive
![Scooby Doo Union Suit](https://images.halloweencostumes.ca/products/80953/1-2/scooby-doo-union-suit.jpg)
Exclusive
$68.99
![Adult's Grumpy Bear Care Bear Onesie](https://images.halloweencostumes.ca/products/63317/1-2/adults-grumpy-bear-care-bear-onesie.jpg)
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Exclusive
![Adult Pilot Long Sleeve Shirt](https://images.halloweencostumes.ca/products/43557/1-2/adult-pilot-long-sleeve-shirt.jpg)
Made By Us
Exclusive
$34.99-$75.99
![Adult Neon Halloween Sweater-update](https://images.halloweencostumes.ca/products/71335/1-2/adult-neon-halloween-sweater-update.jpg)
Made By Us
Exclusive
$54.99
![Adult Ghoulish Ghosts Halloween Sweater alt1](https://images.halloweencostumes.ca/products/57267/2-2-138954/adult-ghoulish-ghosts-halloween-sweater-alt1.jpg)
Sale - 25%
Made By Us
$54.99$41.99
![Pumpkin Frenzy Unisex Halloween Sweater alt1](https://images.halloweencostumes.ca/products/57265/2-2-138978/pumpkin-frenzy-unisex-halloween-sweater-alt1.jpg)
Made By Us
Exclusive
![Adult Cinnamoroll Kigurumi](https://images.halloweencostumes.ca/products/81923/1-2/adult-cinnamoroll-kigurumi.jpg)
$109.99
![Adult Hammerhead Shark Kigurumi](https://images.halloweencostumes.ca/products/81684/1-2/adult-hammerhead-shark-kigurumi.jpg)
Sale - 18%
$100.99$82.99
![Grim Reaper Poncho](https://images.halloweencostumes.ca/products/92114/1-2/grim-reaper-poncho.jpg)
$54.99
![Eeyore Pajama Costume](https://images.halloweencostumes.ca/products/12335/1-2/eeyore-pajama-costume.jpg)
$109.99
![Bloody Haunted Halloween Button Up Shirt](https://images.halloweencostumes.ca/products/87917/1-2/bloody-haunted-halloween-button-up-shirt.jpg)
Sale - 29%
Made By Us
$48.99$34.99
![Diggin Up Dinosaurs Button Up Shirt](https://images.halloweencostumes.ca/products/88309/1-2/diggin-up-dinosaurs-button-up-shirt.jpg)
Sale - 57%
Made By Us
$48.99$20.99
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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.