Kids Birthday Party Supplies

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  • Unicorn
  • Mermaid
  • Vampirina
  • Wreck-It Ralph
  • PJ Masks
  • Jurassic World
  • L.O.L. Surprise!
  • Harry Potter
  • JoJo Siwa
  • Avengers
  • Sesame Street
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  • Child Gryffindor Robe - Harry Potter Quick View
    $24.99
    Child Gryffindor Robe - Harry Potter
    Review Rating: 4.00
    Online Only
  • Child Hufflepuff Robe - Harry Potter Quick View
    $24.99
    Child Hufflepuff Robe - Harry Potter
    Review Rating: 3.50
    Online Only
  • Child Slytherin Robe - Harry Potter Quick View
    $24.99
    Child Slytherin Robe - Harry Potter
    Review Rating: 5.00
    Online Only
  • Child Gryffindor Robe Deluxe - Harry Potter Quick View
    $39.99
    Child Gryffindor Robe Deluxe - Harry Potter
    Review Rating: 4.00
    Online Only
  • Child Ravenclaw Robe - Harry Potter Quick View
    $24.99
    Child Ravenclaw Robe - Harry Potter
    Out Of Stock Online
    Review Rating: 4.00
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Discover our Incredible Collection of Themed Kids Birthday Party Decorations

Are you ready to put together an impressive kids birthday party? Party City can help you get started. Our collection of kids birthday party supplies and decorations can help you create a festive mood in no time. No matter what your child enjoys – be it video games, superheroes, movies, animals, toys or fantasy – Party City offers supplies for dozens of kids party themes so they can have the best day ever. You’re sure to find everything you need to create an amazing celebration!