Kids Birthday Party Supplies

  • Boys' Themes
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  • Girls' Themes
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  • Shop All 1st Birthday
  • Shop All Party Kits
  • LEGO
  • Space Themes
  • Splatoon
  • Llama Themes
  • Rainbow Butterfly Unicorn Kitty
  • Captain Marvel
  • Wonder Park
  • Harry Potter
  • Aquaman
  • Spiderman
  • Vampirina
  • L.O.L. Surprise!
  • Unicorn Themes
  • Mermaid Themes
  • JoJo Siwa
  • Narwhal
  • Friendly Farm
  • Young & Fab
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  • $1.00
    Wind Up Buzzer Ring 4in x 7in Plastic Ring
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  • $6.99
    Surviving Baby's 1st Year Beer Mug 15oz Glass Mug
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  • $4.99
    Parenting Decision Dice 1 1/4in Plastic Toys
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  • $4.00
    Flarp Noise Button 3 1/4in x 1 1/4in Plastic Toy
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  • $3.99
    Surviving Baby's 1st Year Advice Cards 24ct 5in x 3 1/2in Cardstock Cards
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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!