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!

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  • Now $1.99 Was:$9.99
    Baby Crochet Diaper Cover Wonder Woman Costume
    Online Only Sale – Limited Time!
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    Online Only
    Online Only
  • $24.99
    Baby Jack Jack Costume - The Incredibles
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    Online Only
    Review Rating: 4.50
    Online Only
  • $24.99
    Baby Spider-Man Costume
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    Review Rating: 3.50
  • $19.99
    Baby Captain America Muscle Costume
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    Online Only
    Review Rating: 5.00
    Online Only
  • $24.99
    Baby Wonder Woman Costume
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    Review Rating: 4.50
  • $24.99
    Baby Hulk Muscle Costume
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    Review Rating: 4.00
  • $24.99
    Baby Purple Batgirl Costume - Batman
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    Review Rating: 4.50
  • Now $14.99 Was:$19.99
    Baby Raphael Costume - Teenage Mutant Ninja Turtles
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    In-Store Pickup Coming Soon
    Review Rating: 5.00
    In-Store Pickup Coming Soon
  • $24.99
    Baby Classic Superman Costume
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    Review Rating: 2.50
  • $19.99
    Baby Classic Robin Costume - Batman
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    Online Only
    Review Rating: 5.00
    Online Only
  • $24.99
    Baby Classic Supergirl Costume - Superman
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    Review Rating: 4.50
  • $24.99
    Baby Classic Batman Costume - The Brave & the Bold
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    Review Rating: 5.00
  • $24.99
    Baby Batman Costume - The Brave & the Bold
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    In-Store Pickup Coming Soon
    Review Rating: 5.00
    In-Store Pickup Coming Soon
  • Now $24.99 Was:$34.99
    Baby Tutu Batgirl Costume - Batman
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    Online Only
    Review Rating: 5.00
    Online Only
  • $14.99
    Baby Superman Costume Accessory Kit
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    Online Only
    Online Only
  • $14.99
    Baby Batman Costume Accessory Kit
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    Online Only
    Online Only
  • $14.99
    Baby Wonder Woman Costume Accessory Kit
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    Online Only
    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!