Kids Birthday Party Supplies

  • Shop All Party Kits
  • Shop All Boys Themes
  • Shop All Girls Themes
  • Unicorn
  • Mermaid
  • Vampirina
  • Wreck-It Ralph
  • PJ Masks
  • Jurassic World
  • L.O.L. Surprise!
  • Harry Potter
  • JoJo Siwa
  • Avengers
  • Sesame Street
of 5
View All
  • Big Party Pack Red Plastic Champagne Flutes 20ct Quick View
    $9.99
    Big Party Pack Red Plastic Champagne Flutes 20ct 5.5oz Plastic Flutes
    Review Rating: 4.00
  • Big Party Pack Coffee Cup Lids 40ct Quick View
    $1.99
    Big Party Pack Coffee Cup Lids 40ct Fits 12oz Paper Cups
    Review Rating: 3.50
  • Red Striped Paper Straws 80ct Quick View
    $7.99
    Red Striped Paper Straws 80ct 7 3/4in Paper Straws
    Review Rating: 5.00
  • PJ Masks Water Bottle Quick View
    $1.99
    PJ Masks Water Bottle 16.5oz Plastic Bottle
  • Red Striped Paper Straws 24ct Quick View
    $2.99
    Red Striped Paper Straws 24ct 7 3/4in Paper Straws
    Review Rating: 5.00
  • 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
  • Unicorn Water Bottle Quick View
    $1.99
    Unicorn Water Bottle 16.5oz Plastic Bottle
  • Blue PAW Patrol Water Bottle Quick View
    $1.99
    Blue PAW Patrol Water Bottle 16.5oz Plastic Bottle
  • Pink PAW Patrol Water Bottle Quick View
    $1.99
    Pink PAW Patrol Water Bottle 16.5oz Plastic Bottle
  • Planes Water Bottle Quick View
    Now $0.99 Was:$1.99
    Planes Water Bottle 18oz Plastic Bottle
    Review Rating: 5.00
  • Moana Water Bottle Quick View
    $1.99
    Moana Water Bottle 16.5oz Plastic Bottle
  • Big Party Pack CLEAR Plastic Cup Lids 50ct Quick View
    $2.49
    Big Party Pack CLEAR Plastic Cup Lids 50ct Fits BOGO 16oz Plastic Cups
    Review Rating: 5.00
  • Trolls Water Bottle Quick View
    $1.99
    Trolls 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
  • Big Party Pack Clear Plastic Cup Lids 50ct Quick View
    $2.49
    Big Party Pack Clear Plastic Cup Lids 50ct Fits BOGO 12oz Plastic Cups
  • Wishful Mermaid Cups 8ct Quick View
    $2.19
    Wishful Mermaid Cups 8ct 9oz Paper Cups
  • Vampirina Water Bottle Quick View
    $1.99
    Vampirina Water Bottle 16.5oz Plastic Bottle
  • Metallic Gold Confetti 1st Birthday Plastic Tumblers 30ct Quick View
    $9.99
    Metallic Gold Confetti 1st Birthday Plastic Tumblers 30ct 9oz Plastic Cups
    Review Rating: 5.00
  • Avengers Water Bottle Quick View
    $1.99
    Avengers Water Bottle 16.5oz Plastic Bottle
  • Anna & Elsa Frozen Double Wall Tumbler Quick View
    Now $3.99 Was:$7.99
    Anna & Elsa Frozen Double Wall Tumbler 13oz Plastic Cup
    Review Rating: 3.50
    Online Only
  • Mini CLEAR Plastic Martini Glasses 20ct Quick View
    $7.99
    Mini CLEAR Plastic Martini Glasses 20ct 2oz Plastic Glasses
  • Mini CLEAR Plastic Champagne Flutes 20ct Quick View
    $7.99
    Mini CLEAR Plastic Champagne Flutes 20ct 2oz Plastic Flutes
  • Sesame Street Krazy Straws 12ct Quick View
    $4.99
    Sesame Street Krazy Straws 12ct 10 1/2in Plastic Straws
    Review Rating: 5.00
  • We Love Unicorns Cups 12ct Quick View
    $6.00
    We Love Unicorns Cups 12ct 9oz Paper Cups
    Online Only
  • Large Red Plastic Margarita Glass Quick View
    $4.99
    Large Red Plastic Margarita Glass 30oz Plastic Glass
    Review Rating: 5.00
  • Large Caribbean Blue Plastic Wine Glass Quick View
    $4.99
    Large Caribbean Blue Plastic Wine Glass 47oz Plastic Glass
    Review Rating: 4.50
  • CLEAR Plastic Yard Glass Quick View
    $2.99
    CLEAR Plastic Yard Glass 24oz Plastic Glass
    Review Rating: 5.00
  • Palm Tree Honeycomb Party Picks 12ct Quick View
    $1.99
    Palm Tree Honeycomb Party Picks 12ct 4in Tissue Paper & Wood Picks
  • NFL Drive Plastic Cups 25ct Quick View
    $4.99
    NFL Drive Plastic Cups 25ct 16oz Plastic Cups
    Review Rating: 5.00
  • Red Diamond Flexible Paper Straws 24ct Quick View
    $2.99
    Red Diamond Flexible Paper Straws 24ct 7 3/4in Paper Straws
    Review Rating: 5.00
    Online Only
  • Referee Shirt Jersey Bottle Coozie Quick View
    $2.49
    Referee Shirt Jersey Bottle Coozie 5 1/4in x 5 3/4in Neoprene Sleeve
  • Grass Coasters 8ct Quick View
    Now $3.99 Was:$4.99
    Grass Coasters 8ct 4in x 4in Felt & Plastic Coasters
    Online Only
  • Anna & Elsa Frozen Mason Jar Tumbler Quick View
    Now $5.00 Was:$7.99
    Anna & Elsa Frozen Mason Jar Tumbler 19oz Plastic Cup
    Online Only
  • Football Field Plastic Cups 24ct Quick View
    $6.99
    Football Field Plastic Cups 24ct 9oz Plastic Cups
    Review Rating: 1.00
of 5 Next
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!