Adult Halloween Costumes

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

Online OnlyUp to 60% off Halloween Costumes & Costume AccessoriesShop Now
of 1
  • $38.99
    Adult Inflatable Standing Unicorn Costume
    Review Rating: 2.50
    Size Standard Size is Currently Out of Stock
  • $44.99
    Womens Moonlight Unicorn Costume
    Review Rating: 5.00
    -
    +
    Online Only
    Online Only
  • $39.99
    Adult Zipster Rainbow Unicorn One Piece Costume
    Review Rating: 3.00
    -
    +
    Online Only
    Online Only
  • $59.99
    Adult Inflatable Giant Unicorn Costume
    Review Rating: 2.50
    Size Standard Size is Currently Out of Stock
  • Now $9.00 Was:$15.00
    Unicorn Hat 13 1/2in x 12 1/2in Foam & Plastic Hat
    -
    +
  • $12.99
    Light-Up Unicorn Lumenhorn
    -
    +
    Online Only
    Online Only
  • $49.99
    Adult White Nun Mask - American Horror Story Asylum
    Review Rating: 5.00
    -
    +
    Online Only
    Online Only
  • $12.99
    Mystical Unicorn Accessory Kit
    Review Rating: 4.50
    -
    +
    Online Only
    Online Only
  • $71.99
    Holes Clown Mask - American Horror Story: Cult
    -
    +
    Online Only
    Online Only
  • $19.99
    Adult Light-Up Iridescent Unicorn Costume Accessory Kit
    Review Rating: 2.00
    -
    +
    Online Only
    Online Only
  • $12.99
    Gold Glitter Unicorn Horn 2in x 6 3/4in Foam & Silicone Accessory
    Review Rating: 5.00
    -
    +
    Online Only
    Online Only
  • $20.00
    Unicorn Mask 14 1/2in x 18in Polyester Mask
    Review Rating: 4.50
    -
    +
    Online Only
    Online Only
  • $74.99
    Womens Unicorn Heel Platform Sandals
    -
    +
    Online Only
    Online Only
  • $79.99
    Flip Flop Mask - American Horror Story: Cult
    Review Rating: 5.00
    -
    +
    Online Only
    Online Only
  • $49.99
    Twisty the Clown Mask - American Horror Story
    Review Rating: 3.00
    -
    +
    Online Only
    Online Only
  • $19.99
    Oversized Unicorn Icon Mask
    Review Rating: 4.50
    -
    +
    Online Only
    Online Only
  • $9.99
    Glitter Gold Unicorn Horn 2 1/4in x 7in Foam Accessory
    -
    +
  • $7.99
    Pastel Unicorn Tail
    -
    +
  • $11.99
    Unicorn Accessory Kit Fabric & Plastic Accessories
    -
    +
    Online Only
    Online Only
  • $16.99
    Rainbow Unicorn Wig with Horn and Ears
    Review Rating: 1.00
    -
    +
    Online Only
    Online Only
  • $14.99
    White Unicorn Headband 6in x 6 1/4in Fabric Accessory
    -
    +
    Online Only
    Online Only
  • $29.99
    Womens Unicorn Accessory Kit
    -
    +
    Online Only
    Online Only
  • $9.99
    Light-Up Unicorn Horn
    -
    +
  • $24.99
    Adult Majestic Unicorn Mask 8in x 16in Latex Mask
    -
    +
    Online Only
    Online Only
  • Now $5.99 Was:$9.99
    Glitter Rainbow Unicorn Horn
    -
    +
  • Now $5.00 Was:$6.99
    Unicorn Hair Dye Kit 4pc
    Review Rating: 2.50
    -
    +
    Online Only
    Online Only
  • $9.99
    Glitter Silver Unicorn Horn
    -
    +
  • $19.99
    Adult Floral Unicorn Costume Accessory Kit
    -
    +
    Online Only
    Online Only
  • $24.99
    Adult Unicorn Mask
    Out Of Stock Online
    Online Only
    Online Only
  • $14.99
    Unicorn Makeup Kit
    Out Of Stock Online
    Online Only
    Online Only
of 1

Easy Halloween Costume Ideas for Adults in 2019

Why should kids have all the fun? Adults love 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.

Looking for costume ideas for adults? Our extensive selection of adult costumes 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 such as werewolves, witches, pirates and ghosts.

 Are you 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! Have you tried one of our inflatable or ride-on costumes? Talk about an easy fix for a quick go-to costume, ready for any impromptu Halloween party! Step into it, inflate and go.

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, costume jewelry and more to create your own unique look for Halloween.

 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. Aladdin and Genie or Aladdin and Jasmine? How about Steve and Robin from Stranger Things? A Disney princess and her prince? Or two Disney princesses? How about outfitting the entire group as The Incredibles or the Justice League? Party City has coordinating costumes for adults ready for your crew to dress in style. 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 find Halloween costumes near you.