Infant & Baby Halloween Costumes

Shop for the cutest baby Halloween costumes. From newborn to infant costumes, we’ve got the perfect look for your tiny trick-or-treater!

  • Featured Categories

  • Baby Girl
  • Baby Boy
  • Animal
  • TV & Movie
  • Super Hero
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  • Baby Girls Classic Snow White Costume Quick View
    $ 29.99
    Baby Girls Classic Snow White Costume
    Review Rating: 5.00
  • Baby Crochet Cocoon Minnie Mouse Costume Quick View
    Now $ 4.99 Was:$ 9.99
    Baby Crochet Cocoon Minnie Mouse Costume
    Item is excluded from additional discounts.
    Review Rating: 4.00
    Online Only
  • Baby Crochet Cocoon Mickey Mouse Costume Quick View
    Now $ 4.99 Was:$ 9.99
    Baby Crochet Cocoon Mickey Mouse Costume
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Jack Jack Costume - The Incredibles Quick View
    $ 29.99
    Baby Jack Jack Costume - The Incredibles
    Review Rating: 4.50
    Online Only
  • Baby Mickey Mouse Costume Quick View
    $ 29.99
    Baby Mickey Mouse Costume
    Review Rating: 4.50
    Online Only
  • Baby Stay Puft Marshmallow Man Costume - Ghostbusters Quick View
    $ 24.99
    Baby Stay Puft Marshmallow Man Costume - Ghostbusters
    Review Rating: 4.00
  • Baby Crochet Cocoon The Incredibles Costume Quick View
    Now $ 4.99 Was:$ 24.99
    Baby Crochet Cocoon The Incredibles Costume
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Cookie Monster Tutu Dress - Sesame Street Quick View
    $ 34.99
    Baby Cookie Monster Tutu Dress - Sesame Street
    Review Rating: 5.00
  • Baby Fox Costume Quick View
    $ 34.99
    Baby Fox Costume
    Review Rating: 5.00
    Online Only
  • Baby Hillbilly Bodysuit Quick View
    Now $ 9.00 Was:$ 17.99
    Baby Hillbilly Bodysuit
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Wolf Costume Quick View
    $ 34.99
    Baby Wolf Costume
    Review Rating: 4.50
  • Baby Pink Elephant Costume Quick View
    $ 39.99
    Baby Pink Elephant Costume
    Review Rating: 5.00
    Online Only
  • Baby Big Bad Wolf Costume Quick View
    Now $ 34.99 Was:$ 59.99
    Baby Big Bad Wolf Costume
    Item is excluded from additional discounts.
    Review Rating: 4.50
    Online Only
  • Baby Lil' Lawbreaker Prisoner Costume Quick View
    $ 29.99
    Baby Lil' Lawbreaker Prisoner Costume
    Review Rating: 5.00
  • Baby Blue Seahorse Costume Quick View
    $ 24.99
    Baby Blue Seahorse Costume
    Online Only
  • Baby Cookie Monster Costume - Sesame Street Quick View
    $ 34.99
    Baby Cookie Monster Costume - Sesame Street
    Review Rating: 4.00
    Online Only
  • Baby Jumpin' Joey Kangaroo Costume Quick View
    $ 34.99
    Baby Jumpin' Joey Kangaroo Costume
    Review Rating: 4.50
    Online Only
  • Baby Dorothy Costume - The Wizard of Oz Quick View
    $ 29.99
    Baby Dorothy Costume - The Wizard of Oz
    Review Rating: 5.00
    Online Only
  • Baby Hulk Muscle Costume Quick View
    $ 24.99
    Baby Hulk Muscle Costume
    Review Rating: 4.00
  • Baby Bunting Darling Dragon Costume Quick View
    $ 49.99
    Baby Bunting Darling Dragon Costume
    Review Rating: 5.00
    Online Only
  • Baby Taz Costume - Looney Tunes Quick View
    $ 39.99
    Baby Taz Costume - Looney Tunes
    Review Rating: 3.00
  • Baby Princess Pirate Costume Quick View
    $ 34.99
    Baby Princess Pirate Costume
    Review Rating: 5.00
    Online Only
  • Baby Owl Darling Costume Quick View
    $ 39.99
    Baby Owl Darling Costume
    Review Rating: 4.50
    Online Only
  • Baby Crochet Cocoon Snow Baby Costume Quick View
    Now $ 29.99 Was:$ 59.99
    Baby Crochet Cocoon Snow Baby Costume
    Item is excluded from additional discounts.
    Online Only
  • Baby Itty Bitty Kitty Costume - Cat Quick View
    $ 34.99
    Baby Itty Bitty Kitty Costume - Cat
    Review Rating: 3.50
  • Baby Halley the Hippo Costume Quick View
    Now $ 29.99 Was:$ 49.99
    Baby Halley the Hippo Costume
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Minnie Mouse Costume Quick View
    Now $ 24.99 Was:$ 39.99
    Baby Minnie Mouse Costume
    Item is excluded from additional discounts.
    Review Rating: 5.00
  • Baby Hunter Costume with Bear Swaddle Blanket Quick View
    Now $ 29.99 Was:$ 49.99
    Baby Hunter Costume with Bear Swaddle Blanket
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Frankie's Bride Costume Quick View
    Now $ 34.99 Was:$ 59.99
    Baby Frankie's Bride Costume
    Item is excluded from additional discounts.
    Online Only
  • Baby Pink Poodle Costume Quick View
    Now $ 34.99 Was:$ 49.99
    Baby Pink Poodle Costume
    Item is excluded from additional discounts.
  • Baby Crochet Diaper Cover Superman Costume Quick View
    Now $ 4.99 Was:$ 9.99
    Baby Crochet Diaper Cover Superman Costume
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Crusader Costume Quick View
    $ 24.99
    Baby Crusader Costume
    Review Rating: 5.00
    Online Only
  • Baby Piece of Cake Costume Quick View
    $ 49.99
    Baby Piece of Cake Costume
    Online Only
  • Baby Hungry Robot Bib Set 2pc Quick View
    $ 24.99
    Baby Hungry Robot Bib Set 2pc
    Online Only
  • Baby Classic Superman Costume Quick View
    $ 24.99
    Baby Classic Superman Costume
    Review Rating: 2.50
  • Baby Lil' Vampire Costume Quick View
    $ 34.99
    Baby Lil' Vampire Costume
    Review Rating: 2.50
    Online Only
  • Baby Mini Moo Cow Costume Quick View
    $ 34.99
    Baby Mini Moo Cow Costume
    Review Rating: 4.50
  • Baby Buccaneer Pirate Costume Quick View
    $ 34.99
    Baby Buccaneer Pirate Costume
  • Baby Crochet Cocoon Randolph Reindeer Costume Quick View
    Now $ 29.99 Was:$ 59.99
    Baby Crochet Cocoon Randolph Reindeer Costume
    Item is excluded from additional discounts.
    Review Rating: 5.00
    Online Only
  • Baby Monkey Costume Quick View
    $ 39.99
    Baby Monkey Costume
    Review Rating: 5.00
  • Baby Snuggle Bear Costume Quick View
    $ 39.99
    Baby Snuggle Bear Costume
    Review Rating: 4.00
    Online Only
  • Baby Little Stinker Skunk Costume Quick View
    $ 34.99
    Baby Little Stinker Skunk Costume
    Review Rating: 4.50
  • Baby Strawberry Costume Quick View
    $ 29.99
    Baby Strawberry Costume
    Review Rating: 4.50
    Online Only
  • Baby Precious Pineapple Costume Quick View
    $ 29.99
    Baby Precious Pineapple Costume
    Online Only
  • Baby Classic Robin Costume - Batman Quick View
    $ 24.99
    Baby Classic Robin Costume - Batman
    Review Rating: 5.00
    Online Only
  • Baby Cozy Deer Costume Quick View
    $ 34.99
    Baby Cozy Deer Costume
    Review Rating: 5.00
  • Baby Pony Pal Costume Quick View
    $ 34.99
    Baby Pony Pal Costume
    Review Rating: 5.00
    Online Only
  • Baby Googly Eye Black Cat Costume Quick View
    $ 34.99
    Baby Googly Eye Black Cat Costume
    Online Only
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Get Babies Ready for Halloween with Costumes from Party City

Nothing's cuter than a baby – unless it's a baby in a costume! At Party City, we have one of the best selections of baby costumes, including newborn and infant Halloween costumes. Our soft, affordable baby costumes come in a range of styles and themes to delight everyone! Our baby boy and baby girl Halloween costumes are made with comfort in mind so your little one can enjoy the holiday even more. 

Choose from a broad range of colors, styles and themes - we carry everything from animals to career costumes to their favorite cartoon characters. Have a very little one? Party City’s newborn Halloween costumes are the perfect way for them to join in the fun. Browse our selection to find the perfect baby girl or baby boy Halloween costume today!