Kids Birthday Party Supplies

  • Shop All Boys Themes
  • Shop All Girls Themes
  • Shop All 1st Birthday
  • Shop All Party Kits
  • Vampirina
  • Aquaman
  • Transformers
  • Spiderman
  • L.O.L. Surprise!
  • Unicorn
  • Mermaid
  • Jurassic World
  • PJ Masks
  • JoJo Siwa
  • Little Lumberjack
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  • Sleepover Squad Duffle Bag Quick View
    $9.99
    Sleepover Squad Duffle Bag 10in x 16in Bag
  • I Dream In Rainbows Drawstring Backpack Quick View
    $5.99
    I Dream In Rainbows Drawstring Backpack 7in x 6 1/2in Fabric & Plastic Accessory
  • Galactic Unicorn Blanket Quick View
    $9.99
    Galactic Unicorn Blanket 40in x 48in Polyester Blanket
  • Child Fuzzy Flip Flop Slippers Quick View
    $11.99
    Child Fuzzy Flip Flop Slippers
  • Magic Swipe Galactic Unicorn Backpack Quick View
    $12.99
    Magic Swipe Galactic Unicorn Backpack 7 1/2in x 13 1/4 Plastic & Polyester Bag
  • Glitter Galactic Unicorn Purse Quick View
    $9.99
    Glitter Galactic Unicorn Purse 8 1/2in x 7in Accessory
  • Dream Big Blanket Quick View
    $7.99
    Dream Big Blanket 40in x 48in Polyester Blanket
  • Nail Kit Quick View
    $7.99
    Nail Kit
  • Slumber Party Hair Clips 3ct Quick View
    $5.99
    Slumber Party Hair Clips 3ct Plastic Accessories
  • Unicorn Phone Ring Holder Quick View
    $8.99
    Unicorn Phone Ring Holder 1 1/2in x 2 1/2 Phone Accessory
  • Pink Confetti Makeup Bag Quick View
    $5.99
    Pink Confetti Makeup Bag 6 1/4in x 5in Plastic Bag
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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!