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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  • Flashy Flapper & Mob Boss Couples Costumes Choose Style & Size Options
  • $29.99
    Adult Flashy Flapper Costume
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    Review Rating: 4.50
  • Adult Mob Wife & Sugar Daddy Pimp Couples Costumes Choose Style & Size Options
  • $39.99
    Adult Mob Boss Costume
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    Review Rating: 4.50
  • $39.99
    Adult Mob Wife Costume
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    Review Rating: 3.50
  • $49.99
    Adult Colonel Mustard Costume - Clue
    Now Available!
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  • Adult Lady Deadpool & Deadpool Partysuit Couples Costumes Choose Style & Size Options
  • $49.99
    Adult Deadpool Partysuit
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    Online Only
    Review Rating: 4.50
    Online Only
  • $39.99
    Adult Mob Boss Costume Plus Size
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    Online Only
    Review Rating: 4.00
    Online Only
  • $49.99
    Adult Deadpool Muscle Costume
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    Review Rating: 3.50
  • Adult Lady Deadpool & Deadpool Muscle Couples Costumes Choose Style & Size Options
  • Adult Mob Wife & Mob Boss Couples Costumes Plus Size Choose Style & Size Options
  • $39.99
    Adult Zipster Deadpool One Piece Costume
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  • $39.99
    Adult Gatsby Flapper Costume
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    Online Only
    Review Rating: 4.50
    Online Only
  • Now $10.00 Was:$34.99
    Teen Girls Glitzy Goddess Costume
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    Review Rating: 3.00
  • $39.99
    Adult Divine Goddess Costume Plus Size
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  • Now $34.99 Was:$45.99
    Adult Party Tuxedo Roaring 20s Costume
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    Online Only
    Review Rating: 1.00
    Online Only
  • $39.99
    Adult Divine Goddess Costume
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    Review Rating: 4.50
  • Royal Roman Couples Costumes Choose Style & Size Options
  • Adult Divine Goddess & Centurion Couples Costumes Choose Style & Size Options
  • $29.99
    Adult Flashy Flapper Costume Plus Size
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    Review Rating: 4.50
  • $29.99
    Adult Augustus Caesar Costume Plus Size
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  • $49.99
    Adult Roman Centurion Costume
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  • Now $29.99 Was:$44.99
    Adult Athena Goddess Costume
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    Review Rating: 2.50
  • $44.99
    Adult Neptune Costume
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    Online Only
    Review Rating: 5.00
    Online Only
  • $29.99
    Adult Red Flapper Dress
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    In-Store Pickup Coming Soon
    Review Rating: 1.00
    In-Store Pickup Coming Soon
  • $39.99
    Adult Imperial Empress Costume Plus Size
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  • Now $29.99 Was:$39.99
    Adult Grecian Goddess Costume
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    Review Rating: 4.50
  • $39.99
    Adult Mob Wife Costume Plus Size
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    Online Only
    Review Rating: 3.00
    Online Only
  • Now $29.99 Was:$39.99
    Adult Deadly Roman Warrior Costume
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    Online Only
    Review Rating: 3.50
    Online Only
  • $49.99
    Adult Colonel Mustard Costume Plus Size - Clue
    Now Available!
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  • $49.99
    Adult Deadpool Muscle Costume Plus Size
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    Review Rating: 2.50
  • $39.99
    Adult Zipster Deadpool One Piece Costume Plus Size
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    Online Only
    Online Only
  • $49.99
    Adult Lady Deadpool Costume
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    Online Only
    Review Rating: 4.00
    Online Only
  • $59.99
    Adult Alexios Costume - Assassin's Creed
    Available on Sep 30
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  • $59.99
    Adult Kassandra Costume - Assassin's Creed
    Available on Sep 30
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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.