Kids Birthday Party Supplies

  • Shop All Party Kits
  • Shop All Boys Themes
  • Shop All Girls Themes
  • Unicorn
  • Mermaid
  • Wreck-It Ralph
  • PJ Masks
  • Jurassic World
  • Incredibles
  • L.O.L. Surprise!
  • Harry Potter
  • JoJo Siwa
  • Avengers
  • Sesame Street
of 1
View All
  • PJ Masks Water Bottle Quick View
    $1.99
    PJ Masks Water Bottle 16.5oz Plastic Bottle
  • Jurassic World Water Bottle Quick View
    $1.99
    Jurassic World Water Bottle 16.5oz Plastic Bottle
  • Incredibles Water Bottle Quick View
    $1.99
    Incredibles Water Bottle 16.5oz Plastic Bottle
  • Blue PAW Patrol Water Bottle Quick View
    $1.99
    Blue PAW Patrol Water Bottle 16.5oz Plastic Bottle
  • Unicorn Water Bottle Quick View
    $1.99
    Unicorn Water Bottle 16.5oz Plastic Bottle
  • Giant CLEAR Plastic Cocktail Pedestal Bowl Quick View
    $6.99
    Giant CLEAR Plastic Cocktail Pedestal Bowl 102.4oz Plastic Bowl
    Review Rating: 4.50
  • Pink PAW Patrol Water Bottle Quick View
    $1.99
    Pink PAW Patrol Water Bottle 16.5oz Plastic Bottle
  • Moana Water Bottle Quick View
    $1.99
    Moana Water Bottle 16.5oz Plastic Bottle
  • Frozen Water Bottle Quick View
    $1.99
    Frozen Water Bottle 16.5oz Plastic Bottle
  • Batman Water Bottle Quick View
    $1.99
    Batman Water Bottle 16.5oz Plastic Bottle
  • Vampirina Water Bottle Quick View
    $1.99
    Vampirina Water Bottle 16.5oz Plastic Bottle
  • Avengers Water Bottle Quick View
    $1.99
    Avengers Water Bottle 16.5oz Plastic Bottle
  • Trolls Water Bottle Quick View
    $1.99
    Trolls Water Bottle 16.5oz Plastic Bottle
  • Giant CLEAR Plastic Wine Glass Quick View
    $6.99
    Giant CLEAR Plastic Wine Glass 56oz Plastic Glass
  • The Queen Of The All-Nighters Sash Quick View
    $5.99
    The Queen Of The All-Nighters Sash 2 3/4in x 5ft Polyester Sash
  • Year One Was Fun Coffee Mug Quick View
    $6.99
    Year One Was Fun Coffee Mug 11oz Ceramic Mug
  • Shark Sippy Cup with Straw Quick View
    $3.00
    Shark Sippy Cup with Straw 3 1/4in x 3 3/4in Plastic Cup
    Out Of Stock Online
    Review Rating: 1.00
of 1
View All

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!