Kids Birthday Party Supplies

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  • Shop All Boys Themes
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  • Unicorn
  • Mermaid
  • Wreck-It Ralph
  • PJ Masks
  • Jurassic World
  • Incredibles
  • L.O.L. Surprise!
  • Harry Potter
  • JoJo Siwa
  • Avengers
  • Sesame Street
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  • Unicorn Duffle Bag Quick View
    $9.99
    Unicorn Duffle Bag 10in x 16in Polyester Bag
    Review Rating: 2.00
  • Shopkins Tote Bag Quick View
    $1.49
    Shopkins Tote Bag 11in x 13in Plastic Bag
    Review Rating: 5.00
    Online Only
  • Child Teenage Mutant Ninja Turtles Shell Quick View
    $16.99
    Child Teenage Mutant Ninja Turtles Shell
  • The Powerpuff Girls Tote Bag Quick View
    $1.99
    The Powerpuff Girls Tote Bag 11in x 13in Plastic Bag
    Online Only
  • Child Batgirl Wings Backpack - DC Super Hero Girls Quick View
    $24.99
    Child Batgirl Wings Backpack - DC Super Hero Girls 17in x 10in Fabric Bag
    Online Only
  • Mermaid Scale Paillette Tote Bag Quick View
    $11.99
    Mermaid Scale Paillette Tote Bag 10 3/4in x 12in Canvass Bag
    Out Of Stock Online
  • JoJo Siwa Drawstring Bag Quick View
    $14.99
    JoJo Siwa Drawstring Bag 12in x 16in Fabric Bag
    Out Of Stock Online
  • Sequin Mermaid Backpack Quick View
    $11.99
    Sequin Mermaid Backpack 7in x 10in Plastic & Polyester Bag
    Out Of Stock Online
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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!