Get FREE standard delivery within Australia when you're order reaches $99 or more.

Thousands of party products to choose from and new ones arriving every week.

We're based in Australia. So you know you're order will come faster.

Welcome to The Party Inventory – Your One-Stop Online Party & Costume Shop 🎉

The Party Inventory is your Australian-owned online party shop and costume store, designed to make party planning simple, fun, and stress-free. Whether you’re organising a birthday party, baby shower, gender reveal, hens night, bucks party, engagement, or even a school dress-up day, we’ve got everything you need in one convenient place.

No more running around multiple party stores or costume shops – at The Party Inventory, you can shop party supplies online and have them delivered straight to your door, Australia-wide. From colourful party decorations and tableware, to fun costumes and dress-up accessories, our extensive range makes it easy to bring your celebration to life.

We stock a wide variety of themed party supplies including wedding decorations, festival accessories, kids’ costumes, novelty items, and more. Whether you’re hosting a small gathering or a large event, our party shop helps you save time while making sure you have everything you need to celebrate in style.

Take the stress out of party planning – shop online at The Party Inventory and spend more time enjoying the celebration!

Shop Party Supplies. Shop Costumes. Shop Fun. Shop The Party Inventory.