Adult Halloween Costumes

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

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  • Unicorn Hat Quick View
    $14.99
    Unicorn Hat 13 1/2in x 12 1/2in Foam & Plastic Hat
  • Light-Up Unicorn Horn Quick View
    $12.99
    Light-Up Unicorn Horn
    Online Only
  • Unicorn Mask Quick View
    $19.99
    Unicorn Mask 14 1/2in x 18in Polyester Mask
    Online Only
  • Long Pastel Wig with Side Bangs Quick View
    $16.99
    Long Pastel Wig with Side Bangs
    Review Rating: 5.00
    Online Only
  • Glitter Gold Unicorn Horn Quick View
    $9.99
    Glitter Gold Unicorn Horn 2 1/4in x 7in Foam Accessory
    Online Only
  • Pastel Unicorn Tail Quick View
    $7.99
    Pastel Unicorn Tail
    Online Only
  • Adult Pastel Wig Quick View
    $29.99
    Adult Pastel Wig
  • Light-Up Unicorn Lumenhorn Quick View
    $12.99
    Light-Up Unicorn Lumenhorn
  • Pastel Pink Eyelashes Quick View
    $4.99
    Pastel Pink Eyelashes
    Review Rating: 1.00
  • Unicorn Hair Dye Kit 4pc Quick View
    $6.99
    Unicorn Hair Dye Kit 4pc
    Review Rating: 2.00
    Online Only
  • Womens Majestic Unicorn Costume Accessory Kit Quick View
    $43.99
    Womens Majestic Unicorn Costume Accessory Kit
    Online Only
  • Mystical Unicorn Accessory Kit Quick View
    $16.99
    Mystical Unicorn Accessory Kit
    Review Rating: 4.50
    Online Only
  • Glitter Silver Unicorn Horn Quick View
    $9.99
    Glitter Silver Unicorn Horn
    Online Only
  • Unicorn Accessory Kit Quick View
    $11.99
    Unicorn Accessory Kit Fabric & Plastic Accessories
    Online Only
  • Womens Iridescent Bodysuit Quick View
    $29.99
    Womens Iridescent Bodysuit
    Review Rating: 3.00
    Online Only
  • White Unicorn Headband Quick View
    $14.99
    White Unicorn Headband 6in x 6 1/4in Fabric Accessory
    Online Only
  • Oversized Unicorn Icon Mask Quick View
    $19.99
    Oversized Unicorn Icon Mask
    Review Rating: 4.00
    Online Only
  • Rainbow Unicorn Wig with Horn and Ears Quick View
    $16.99
    Rainbow Unicorn Wig with Horn and Ears
    Online Only
  • Unicorn Makeup Kit Quick View
    $14.99
    Unicorn Makeup Kit
  • Light-Up Unicorn Horn Headband Quick View
    $9.99
    Light-Up Unicorn Horn Headband 5in x 10 1/2in Metal & Plastic Accessory
    Review Rating: 1.00
    Online Only
  • Gold Glitter Unicorn Horn Quick View
    $12.99
    Gold Glitter Unicorn Horn 2in x 6 3/4in Foam & Silicone Accessory
    Review Rating: 5.00
    Online Only
  • Womens Unicorn Heel Platform Sandals Quick View
    $74.99
    Womens Unicorn Heel Platform Sandals
    Online Only
  • Womens Unicorn Accessory Kit Quick View
    $29.99
    Womens Unicorn Accessory Kit
    Online Only
  • Glitter Rainbow Unicorn Horn Quick View
    $9.99
    Glitter Rainbow Unicorn Horn
    Online Only
  • Adult Majestic Unicorn Mask Quick View
    $24.99
    Adult Majestic Unicorn Mask 8in x 16in Latex Mask
    Online Only
  • Womens Iridescent Dress Quick View
    $16.99
    Womens Iridescent Dress
    Review Rating: 3.00
    Online Only
  • Adult Unicorn Mask Quick View
    $24.99
    Adult Unicorn Mask
    Out Of Stock Online
  • Pastel Wig Quick View
    $19.99
    Pastel Wig
    Out Of Stock Online
    Review Rating: 4.00
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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.