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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  • $59.99
    Adult Alexios Costume - Assassin's Creed
    Available on Sep 30
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  • $59.99
    Adult Alexios Costume Plus Size - Assassin's Creed
    Available on Aug 30
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  • $2.99
    Roman Sword 4in x 15in Plastic Prop
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    Online Only
    Review Rating: 4.50
    Online Only
  • $19.99
    Greek Chest Plate with Cape
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    Online Only
    Review Rating: 3.50
    Online Only
  • $9.99
    Shoulder Dragon
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  • $16.99
    Spartan Combat Shield & Sword Plastic Props
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    Online Only
    Review Rating: 4.00
    Online Only
  • Now $23.99 Was:$39.99
    Adult Maximus Costume Accessory Kit - Gladiator
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  • $22.99
    Adult Toga Costume
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    Online Only
    Review Rating: 5.00
    Online Only
  • $9.99
    Roman Sandals
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    Online Only
    Review Rating: 2.00
    Online Only
  • Now $3.99 Was:$6.99
    Studded Roman Wristbands
    Online Only Sale – Limited Time!
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    In-Store Pickup Coming Soon
    Review Rating: 4.00
    In-Store Pickup Coming Soon
  • $16.99
    Spartan Combat Shield & Sword Plastic Props
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  • $16.99
    Spartan Tunic
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    Review Rating: 3.50
  • $17.99
    Spartan Shield 18in Plastic Prop
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    Online Only
    Review Rating: 4.50
    Online Only
  • Now $13.49 Was:$17.99
    Calisto Shield - 300: Rise of an Empire
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    Online Only
    Online Only
  • Now $7.49 Was:$9.99
    Immortals Sword - 300: Rise of an Empire 2in x 30in Plastic Prop
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    Online Only
    Review Rating: 2.00
    Online Only
  • Now $12.74 Was:$16.99
    Spartan Helmet 7 1/4in x 14 1/2in Plastic Hat
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    Review Rating: 3.00
  • $20.00
    Adult Trojan Helmet 7 1/2in x 10in Feather & Foam Hat
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  • Now $9.99 Was:$16.99
    Adult Maximus Tunic - Gladiator
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    Online Only
    Online Only
  • $9.99
    Bronze Roman Sword 4 1/2in x 30in Plastic Prop
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    Online Only
    Review Rating: 4.50
    Online Only
  • $29.99
    Roman Soldier Accessory Kit
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    Online Only
    Review Rating: 5.00
    Online Only
  • Now $9.74 Was:$12.99
    Spartan Warrior Sword 7in x 36in Plastic Prop
    Out Of Stock Online
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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.