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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  • Adult Sexy Spider-Girl Catsuit & Spider-Man Partysuit Couples Costumes Choose Style & Size Options
  • $59.99
    Adult Thor Costume
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    Online Only
    Review Rating: 5.00
    Online Only
  • $54.99
    Mens Dr. Strange Costume - Avengers: Infinity War
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    Online Only
    Review Rating: 5.00
    Online Only
  • $54.99
    Adult Spider-Man Partysuit
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    Review Rating: 3.50
  • Adult American Dream & Classic Captain America Couples Costumes Choose Style & Size Options
  • $49.99
    Adult Captain America Muscle Costume Classic
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    Online Only
    Review Rating: 4.00
    Online Only
  • $54.99
    Adult Hulk Muscle Costume Plus Size - Avengers: Endgame
    Now Available!
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  • $54.99
    Adult Light-Up Captain Marvel Costume - Captain Marvel
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    Review Rating: 3.00
  • Adult Shuri & Muscle Black Panther Couples Costumes - Black Panther Choose Style & Size Options
  • Women's Shuri & Dora Milaje Couples Costumes - Black Panther Choose Style & Size Options
  • Adult American Dream & Captain America Couples Costumes Plus Size Choose Style & Size Options
  • Adult Shuri & Killmonger Couples Costumes - Black Panther Choose Style & Size Options
  • $49.99
    Womens Shuri Costume - Black Panther
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    Review Rating: 4.50
  • $39.99
    Zipster Spider-Girl One Piece Costume
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    In-Store Pickup Coming Soon
    Review Rating: 3.50
    In-Store Pickup Coming Soon
  • $54.99
    Adult Light-Up Captain Marvel Costume Plus Size - Captain Marvel
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    Review Rating: 2.00
  • $54.99
    Adult Hulk Muscle Costume - Avengers: Endgame
    Now Available!
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  • $54.99
    Adult Thanos Muscle Costume Plus Size - Avengers: Endgame
    Now Available!
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  • $49.99
    Adult Sexy Spider-Girl Catsuit Costume
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    Online Only
    Review Rating: 5.00
    Online Only
  • $49.99
    Mens Daredevil Costume
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    Online Only
    Review Rating: 4.00
    Online Only
  • Adult Sexy Spider-Girl Catsuit & Spider-Man Muscle Couples Costumes Choose Style & Size Options
  • $49.99
    Adult Thor Muscle Costume - Avengers: Endgame
    Now Available!
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  • $49.99
    Adult American Dream Costume Plus Size
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    Online Only
    Review Rating: 4.00
    Online Only
  • 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
  • $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 Dora Milaje & Muscle Black Panther Couples Costumes - Black Panther Choose Style & Size Options
  • $34.99
    Adult Black Partysuit
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    Review Rating: 4.50
  • $39.99
    Adult Zipster Deadpool One Piece Costume
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  • Now $39.99 Was:$49.99
    Adult Iron Man Muscle Costume Plus Size
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  • $54.99
    Adult Slender-Man Partysuit
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    Review Rating: 3.50
  • $54.99
    Adult Thanos Muscle Costume - Avengers: Endgame
    Now Available!
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  • $49.99
    Adult Star-Lord Costume - Guardians of the Galaxy
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    Review Rating: 3.50
  • Adult Ant-Man & The Wasp Couples Costumes Choose Style & Size Options
  • $49.99
    Adult Captain America Muscle Costume Plus Size
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    Online Only
    Online Only
  • $49.99
    Mens Venom Costume Plus Size
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    Online Only
    Review Rating: 4.50
    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.