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 Mr. Pink Suit
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    Review Rating: 4.50
  • $9.99
    Adult Cat in the Hat Top Hat - Dr. Seuss
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    Review Rating: 5.00
  • $19.99
    Adult Cat in the Hat T-Shirt - Dr. Seuss
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    Review Rating: 4.50
  • $9.99
    Thing 1 & Thing 2 Glasses - Dr. Seuss 7 1/4in wide x 5 3/4in Plastic Accessory
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    Review Rating: 4.50
  • $39.99
    Adult Cat in the Hat One Piece Costume - Dr. Seuss
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    In-Store Pickup Coming Soon
    Review Rating: 5.00
    In-Store Pickup Coming Soon
  • $21.99
    Adult Cat in the Hat Long-Sleeve Shirt - Dr. Seuss
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    Review Rating: 4.00
  • $12.99
    Adult Cat in the Hat Gloves - Dr. Seuss
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    Review Rating: 5.00
  • $20.00
    Army Helmet 8 1/2in x 5 3/4in Fabric & Plastic Hat
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  • Now $22.99 Was:$29.99
    Adult Zipster Pink One Piece Costume
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    Online Only
    Online Only
  • $39.99
    Adult Cat in the Hat One Piece Costume - Dr. Seuss
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    Review Rating: 5.00
  • $29.99
    Adult Thing 1 & Thing 2 Hooded Long-Sleeve Dress - Dr. Seuss
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    Review Rating: 4.50
  • $24.99
    Adult Cat in the Hat Long-Sleeve Dress - Dr. Seuss
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    Review Rating: 5.00
  • $34.99
    Adult Thing 1 & Thing 2 Dress Costume - Dr. Seuss
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  • $46.99
    Adult Cat in the Hat Dress Costume - Dr. Seuss
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  • $46.99
    Adult Cat in the Hat Costume - Dr. Seuss
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  • $34.99
    Adult Thing 1 & Thing 2 Long-Sleeve Costume - Dr. Seuss
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  • $39.99
    Adult Cat in the Hat Long-Sleeve Costume - Dr. Seuss
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  • $9.99
    Cat in the Hat Glasses - Dr. Seuss 5 1/2in x 6 1/2in Plastic Accessory
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  • $16.99
    Plush Cat in the Hat Top Hat - Dr. Seuss 12 1/2in x 12in Fabric Hat
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    Review Rating: 5.00
  • $12.99
    Cat in the Hat Peruvian Hat - Dr. Seuss 11in x 11 1/2in Acrylic & Polyester Hat
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  • $12.99
    Womens Cat in the Hat Arm Warmers - Dr. Seuss 3 1/4in x 15in Fabric Accessories
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  • $19.99
    Adult Cat in the Hat Costume Accessory Kit - Dr. Seuss
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  • $12.99
    Oversized Thing 1/2 Mask - Dr. Seuss 16in x 16 1/2in Foam Mask
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  • $12.99
    Oversized Cat in the Hat Mask - Dr. Seuss 11 3/4in x 20 1/2in Foam Mask
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    Review Rating: 5.00
  • $19.99
    Curly Thing 1 & Thing 2 Wig - Dr. Seuss
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  • $39.99
    Adult Thing 1 & Thing 2 One Piece Costume - Dr. Seuss
    Out Of Stock Online
    Review Rating: 5.00
  • $16.99
    Deluxe Dr. Seuss Birthday Cake Hat 12in x 13 1/2in Fabric Hat
    Out Of Stock Online
    Review Rating: 5.00
  • $3.99
    Child Thing 1 & Thing 2 Socks - Dr. Seuss
    Out Of Stock Online
    In-Store Pickup Coming Soon
    Review Rating: 5.00
    In-Store Pickup Coming Soon
  • $16.99
    Thing 1 & Thing 2 Wig - Dr. Seuss
    Out Of Stock Online
  • $12.99
    Thing 1 & Thing 2 Peruvian Hat - Dr. Seuss 11in x 11in Fabric Hat
    Out Of Stock Online
    Review Rating: 5.00
  • $1.99
    Child Cat in the Hat Socks - Dr. Seuss
    Out Of Stock Online
    Review Rating: 5.00
  • $6.99
    Adult Mismatched Thing 1 & Thing 2 Knee Socks - Dr. Seuss
    Out Of Stock Online
    Review Rating: 5.00
  • $6.99
    Adult Mismatched Cat in the Hat Knee Socks - Dr. Seuss
    Out Of Stock Online
    Review Rating: 4.50
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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.