Kids Birthday Party Supplies

  • Boys' Themes
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  • Girls' Themes
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  • Shop All 1st Birthday
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  • 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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  • $3.99
    PAW Patrol Table Cover 54in x 96in Plastic Table Cover
    Save 10% off! Use code: BDAY10
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    Review Rating: 4.50
  • Now $4.75 Was:$6.79
    Farmhouse Fun Table Cover 54in x 108in Plastic Table Cover
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    Review Rating: 5.00
    Online Only
  • $3.99
    JoJo Siwa Paper Table Cover 56in x 96in Paper Table Cover
    Save 10% off! Use code: BDAY10
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    Review Rating: 4.00
  • Now $2.44 Was:$3.49
    Farmhouse Fun Dessert Plates 8ct 7in Paper Plates
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    Review Rating: 5.00
    Online Only
  • $14.49
    Sparkling Unicorn Balloon Kit
    Save 10% off! Use code: BDAY10
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    Review Rating: 4.00
  • $110.99
    Sparkling Unicorn Tableware Ultimate Kit for 24 Guests
    Save 10% off! Use code: BDAY10
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    Review Rating: 5.00
  • $90.99
    Sparkling Unicorn Tableware Ultimate Kit for 16 Guests
    Save 10% off! Use code: BDAY10
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    Review Rating: 5.00
  • $27.99
    Sparkling Unicorn Tableware Party Kit for 8 Guests
    Save 10% off! Use code: BDAY10
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    Review Rating: 4.00
  • $107.99
    Trolls Tableware Ultimate Kit for 24 Guests
    Save 10% off! Use code: BDAY10
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    Review Rating: 5.00
  • $0.99
    JoJo Siwa Favor Cup 16oz Plastic Cup
    Save 10% off! Use code: BDAY10
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    Review Rating: 5.00
  • $2.49
    JoJo Siwa Lunch Napkins 16ct 6 1/2in x 6 1/2in Paper Napkins
    Save 10% off! Use code: BDAY10
    Out Of Stock Online
    Review Rating: 3.50
  • Now $123.89 Was:$176.99
    1st Birthday Mickey Mouse Deluxe Party Kit for 32 Guests
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    Review Rating: 5.00
  • Now $92.39 Was:$131.99
    1st Birthday Mickey Mouse Party Kit for 32 Guests
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    Review Rating: 5.00
  • Now $92.39 Was:$131.99
    1st Birthday Minnie Mouse Party Kit for 32 Guests
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  • $3.99
    Magical Unicorn Table Cover 54in x 96in Plastic Table Cover
    Save 10% off! Use code: BDAY10
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    Review Rating: 5.00
  • $1.99
    Red Plastic Table Cover 54in x 108in Plastic Table Cover
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    Review Rating: 4.50
  • $2.99
    Red Plastic Round Table Cover 84in Plastic Table Cover
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    Review Rating: 4.50
  • $3.99
    Red Pearl Balloons 15ct 12in Latex Balloons
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    Review Rating: 4.00
  • $13.99
    Big Party Pack Red Plastic Dinner Plates 50ct 10 1/4in Plastic Plates
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    Review Rating: 5.00
  • $11.99
    34in Gold Number Balloon (0)
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    Review Rating: 4.50
  • $2.99
    Red Balloons 15ct 12in Latex Balloons
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    Review Rating: 4.00
  • $7.99
    BOGO Red Plastic Cups 50ct 16oz Plastic Cups
    Buy 1, Get 1 Free at equal or lesser value. Add 2 to your cart to receive the discount.
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    Review Rating: 5.00
  • $52.99
    Balloon Time Large Helium Tank 14.9cu ft
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    Review Rating: 4.00
  • $11.99
    34in Rose Gold Number Balloon (0)
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    Review Rating: 4.50
  • $6.99
    BOGO Red Plastic Cups 50ct 12oz Plastic Cups
    Buy 1, Get 1 Free at equal or lesser value. Add 2 to your cart to receive the discount.
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    Review Rating: 5.00
  • $9.99
    Big Party Pack Red Plastic Cutlery Set 210ct Cutlery for 70 Guests
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    Review Rating: 4.50
  • $1.99
    Red Star Foil Balloon 19in Foil Balloon
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    Review Rating: 4.00
  • $8.99
    Big Party Pack Red Plastic Dessert Plates 50ct 7in Plastic Plates
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    Review Rating: 5.00
  • $11.99
    34in Silver Number Balloon (0)
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    Review Rating: 4.50
  • $6.99
    Child Cat in the Hat Top Hat - Dr. Seuss 10 1/2in x 10 1/2in Felt Hat
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    Review Rating: 4.50
  • $8.99
    Big Party Pack Red Paper Lunch Plates 50ct 9in Paper Plates
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    Review Rating: 4.50
  • $8.99
    Big Party Pack Red Lunch Napkins 125ct 6 1/2in x 6 1/2in Paper Napkins
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    Review Rating: 5.00
  • $1.99
    Red Foil Balloon Weight 6oz Balloon Weight
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    Review Rating: 4.50
  • $6.99
    Big Party Pack Red Paper Dessert Plates 50ct 7in Paper Plates
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    Review Rating: 5.00
  • $0.99
    Red Streamer 81ft Crepe Paper Streamer
    Buy 2, Get 1 50% off! Add 3 to your cart to receive the discount.
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    Review Rating: 5.00
  • $11.99
    34in Gold Letter Balloon (A)
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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!