1st Birthday Party Supplies

  • Farmhouse Fun
  • Pink Swan - Party City Exclusive
  • Elmo
  • The Very Hungry Caterpillar - Party City Exclusive
  • Little Lumberjack
  • Mickey Mouse
  • Blue Twinkle Twinkle Little Star
  • Some Bunny
  • Boho
  • Adventure Begins Boy
  • Adventure Begins Girl
  • Minnie Mouse
  • Pink Twinkle Twinkle Little Star
  • Pink & Gold Premium
  • Pink & Gold Confetti Premium
  • Pink Carousel
  • Blue & Gold Premium
  • Blue & Gold Confetti Premium
  • Ahoy Nautical
  • Sweet Girl
  • Happi Woodland Girls
  • Pink One is Fun
  • All Aboard
  • Traffic Jam
  • Blue One is Fun
  • Mermaid
  • Carnival
  • Fancy Ladybug
  • Princess
  • Silly Circus
  • Toot Sweet
  • Big Rig
  • Pirates
of 1
View All
  • Magical Unicorn Stampers 6ct Quick View
    $1.99
    Magical Unicorn Stampers 6ct 1 1/4in x 1 1/2in Plastic Toys
    Review Rating: 5.00
  • Magical Unicorn Crayons 12ct Quick View
    $2.99
    Magical Unicorn Crayons 12ct 2 1/4in Wax Crayons
  • Unicorn Erasers 12ct Quick View
    $3.00
    Unicorn Erasers 12ct 3/4in x 1 1/2in Rubber Erasers
  • Wishful Mermaid Stickers 4 Sheets Quick View
    $1.99
    Wishful Mermaid Stickers 4 Sheets 24 Stickers
  • Wishful Mermaid Gel Pens 10ct Quick View
    $4.99
    Wishful Mermaid Gel Pens 10ct 6in Plastic Gel Pens
  • Magical Unicorn Multicolor Pencils 24ct Quick View
    $14.99
    Magical Unicorn Multicolor Pencils 24ct 7in Wood Pencils
  • Magical Unicorn Multicolor Pencils 8ct Quick View
    $4.00
    Magical Unicorn Multicolor Pencils 8ct 7in Wood Pencils
    Review Rating: 5.00
  • Daniel Tiger's Neighborhood Stampers 48ct Quick View
    $17.99
    Daniel Tiger's Neighborhood Stampers 48ct 1 1/4in x 1 1/2in Plastic Toys
  • Daniel Tiger's Neighborhood Crayon Boxes 12ct Quick View
    $2.99
    Daniel Tiger's Neighborhood Crayon Boxes 12ct 2 5/8in Wax Crayons
  • Daniel Tiger's Neighborhood Notepads 24ct Quick View
    $13.99
    Daniel Tiger's Neighborhood Notepads 24ct 2 3/4in x 2 3/4in Paper Notepads
  • Magical Unicorn Notepads 48ct Quick View
    $18.99
    Magical Unicorn Notepads 48ct 3in x 3in Paper Notepads
    Online Only
of 1
View All

1st Birthday Party Supplies — First Birthday Ideas & Themes

A "one-derful" first birthday is only a few mouse clicks away! Whether you're throwing a small 1st birthday party for the family or a big bash for all the gang, Party City has all the supplies to get your celebration started — 1st birthday decorations, party favors, and invitations to keep the party in character, and plenty of 1st birthday party ideas to help you stretch the budget. Choose from nearly two dozen themes: matching collections of 1st birthday supplies with everything from patterned tableware to hanging decorations, wall and window decorations, pinatas, and more, all offered at the very best prices.

Shop with confidence knowing that everything matches, and all products fit within the party theme by size, pattern, and color. With our best-selling patterns, we've made the buying process even simpler and cheaper. Themed Party kits are an especially affordable and convenient way to buy, giving you everything you need for a birthday celebration of eight or sixteen guests at a healthy discount. Nothing gets left out or forgotten, because the exact number of plates, forks, cups, and hanging decorations are already pre-selected for you. So don't just go through the motions this first year — celebrate a really a really GREAT 1st birthday with Party City as your guide.