Adult Halloween Costumes

Choose from our large assortment of adult Halloween costumes for your holiday party or Halloween night.

  • Women's Costumes
  • Men's Costumes
  • Couples Costumes
  • Plus Size Costumes
  • Costume Accessories
  • Pre-Order Costumes
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  • Now $23.99 Was:$39.99
    Adult Zipster Rainbow Unicorn One Piece Costume
    Online Only Sale – Limited Time!
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  • Now $23.99 Was:$39.99
    Adult Zipster Shark One Piece Costume
    Online Only Sale – Limited Time!
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  • Now $23.99 Was:$39.99
    Adult Zipster Sloth One Piece Costume
    Online Only Sale – Limited Time!
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  • Now $23.99 Was:$39.99
    Adult Zipster Giraffe One Piece Costume
    Online Only Sale – Limited Time!
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  • Now $23.99 Was:$39.99
    Adult Zipster Lemur One Piece Costume
    Online Only Sale – Limited Time!
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  • $49.99
    Adult Inflatable Giant Eagle Costume
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    Review Rating: 2.50
  • $8.00
    Biting Shark Hat
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    Review Rating: 4.50
  • $5.00
    Adult Shark Fin Headband
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    Review Rating: 4.00
  • $34.99
    Adult Zipster Cow One Piece Costume
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    Review Rating: 4.50
  • $39.99
    Adult Shark Costume
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    Review Rating: 4.50
  • Monkey & Banana Couples Costumes Choose Style & Size Options
  • $59.99
    Adult Inflatable Giant Unicorn Costume
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    Review Rating: 3.00
  • $8.00
    Hen Chicken Hat
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    Review Rating: 4.00
  • $49.99
    Adult Lady Cheshire Kitty Cat Costume
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    Review Rating: 5.00
  • $59.99
    Adult Inflatable Standing Unicorn Costume
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  • $2.99
    Chicken Nose
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    Review Rating: 3.00
    Online Only
  • $6.99
    Leopard Ears Headband
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    Review Rating: 5.00
  • $15.00
    Adult Shark Hat
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    Review Rating: 5.00
  • $24.99
    Plush Swan Hat 13in x 13in Polyester Hat
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  • $34.99
    Zipster Monkey One Piece Costume
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    Review Rating: 5.00
  • $34.99
    Adult Zipster Cow One Piece Costume Plus Size
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    Review Rating: 4.00
  • $34.99
    Zipster Reindeer One Piece Costume
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    Review Rating: 5.00
  • $24.99
    Adult Darling Ladybug Costume
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    Review Rating: 5.00
  • $20.00
    Shark Mask 21 1/2in x 16in Polyester Mask
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  • Now $4.99 Was:$7.99
    Black Cat or Mouse Fur Tail
    Online Only Sale – Limited Time!
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    Review Rating: 4.50
    Online Only
  • $49.99
    Adult Inflatable Horse Costume
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    Review Rating: 1.00
    Online Only
  • $7.99
    Pastel Unicorn Tail
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    Online Only
  • $79.99
    Adult Gorilla Guy Costume
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    Review Rating: 3.50
  • $29.99
    Adult Darling Bee Costume
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    Review Rating: 4.50
  • $34.99
    Adult Zipster Leopard One Piece Costume Plus Size
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    Review Rating: 5.00
  • $34.99
    Zipster Leopard One Piece Costume
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    Review Rating: 3.00
  • $34.99
    Adult Zipster Panda One Piece Costume Plus Size
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    Online Only
  • Now $9.99 Was:$16.99
    Owl Feather Masquerade Mask 6 1/2in x 3 3/4in Feather & Plastic Mask
    Online Only Sale – Limited Time!
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  • $7.99
    Gray Mouse Tail
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    Review Rating: 5.00
    Online Only
  • $6.99
    Adult Fox Ears Headband
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    Review Rating: 4.50
  • $7.99
    Monkey Tail
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    Review Rating: 5.00
    Online Only
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Get an Easy Halloween Costume for Adults from Party City

Why should kids have all the fun? Adults need costumes too, so shop the latest and greatest adult Halloween costumes for men and women at Party City! We’re your Halloween super store with everything you need to celebrate the holiday.

Our extensive selection of costumes for adults includes a wide range of themes, styles and sizes for all body types, including plus-size costumes. We carry adult costumes from your favorite TV shows, movies and video games, as well as classic – and easy – Halloween costumes for adults of all shapes and sizes. More about humor than horror? Be sure to check out our collection of funny adult Halloween costumes so you can be the talk of the party!

While we have plenty of ready-made outfits, sometimes the best Halloween costumes for adults are of the DIY variety. If that’s the case for you, don’t worry - we’ve got you covered there, too. We make it easy to complete adult costumes thanks to our selection of individual items from our curated selection of masks, tops, bottoms, shoes and more to create your own unique look. And remember – the holidays are always more fun with those you love, which is why we carry a huge selection of adult Halloween costumes for couples and groups. No matter what you choose, it’s sure to delight family, friends and neighbors. Ready to find the best Halloween costumes for adults like you? Check out our online selection or visit your local store to get started.