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8 Locations in New South Wales.

07B61AC7-D99B-4E1B-9A37-C58821320079

Kids Costumes

497 products
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    Video Game Collector Boys Costume - 7 - 8 Years
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    Video Game Collector Boys Costume - 9 - 10 Years
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    81342 Hero Child
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    Black Hero Kids Costume
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    Electric Mouse Girls Costume - 9 - 10 Years
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    Electric Mouse Costume - 11 - 12 Years
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 13 in stock
    Kids Red Plumber Costume
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    Mr Fox Boys Costume - 3 - 4 Years
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    Kids White Rabbit Costume - Size 4-6 Years
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    7 Piece Little Old Lady Dress Up Kit
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    Dr Seuss Boys Costume - 11 - 12 Years
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    Dr Seuss Girls Costume - 7 - 8 Years
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    Dr Seuss Boys Costume - 7 - 8 Years
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    Dr Seuss Boys Costume - 9 - 10 Years
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    Dr Seuss Girls Costume - 9 - 10 Years
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    Toddler Spide Hero Costume - Jumpsuit, Hat & Belt
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    Dr Seuss Thing 2 Boys Costume - 11 - 12 Years
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 8 in stock
    Sonic Hedgehog Boys Costume - 11 - 12 Years
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    Girls Barbie Costume Kit - L
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    Girls Barbie Costume Kit - XL
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    Super Plumber Red Boys Costume - 7 - 8 Years
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    Super Plumber Green Boys Costume - 9 - 10 Years
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    Green Super Plumber Boys Costume - 11 - 12 Years
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    Toddler Fox Costume
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    Wally Red & White Striped Boys Costume - 7 - 8 Years
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    Wally Red & White Striped Girls Costume - 9 - 10 Years
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 6 in stock
    Wally Red & White Striped Boys Costume - 9 - 10 Years
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    Dr Suess Boys Costume - 9 - 10 Years
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    Dr Suess Boys Costume - 7 - 8 Years
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    Wheres Wanda Kids Costume - Medium
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    Wheres Wanda Kids Costume - Large
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    Toddler Pug Costume
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    Kids Island Girl Costume
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    Deluxe Beast Live Action Kids Costume - 5 - 6 Years
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    Deluxe Beast Live Action Kids Costume - 7 - 8 Years
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    Kids Chocolate Maker Costume
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    Crazy Quinn Girls Costume - 11 - 12 Years
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    Girls Blue Gothic Girl Costume
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    Red Riding Hood Storybook Girls Costume - 9 - 10 Years
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 11 in stock
    Instant Grandma Kit
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    Toddler Hungry Bug Costume
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    Red & White Striped Wally Boys Costume - 11 - 12 Years
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    Costume Butterfly Set - 3 - 8 Years
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    Kids Red Orphan Costume
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    Garden Gnome Boy Costume Size 3
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    Garden Gnome Boy Costume - 3 - 4 Year
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    Kids Swat Costume
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    Kids Wonder Hatter Costume
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 10 in stock
    Kids Painter Costume Kit
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    Kids Admiral Costume Kit
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Kids Costumes

Kids costumes for Book Week, Halloween, school dress-up days and birthday parties, with more than 500 outfits and kits in the range. Prices run from $3.49 to $149.99, and most costumes are listed by age band or size so you can pick the right fit before you buy. The Base Warehouse has been dressing up kids across New South Wales since 1989.

Browse by age and group

What is in the kids costumes range

Storybook and career characters sit alongside Halloween costumes. The Girls Storybook Witch Costume Set comes in Large, XL and XXL at $29.99, the Chef Jacket & Hat Costume is $41.99 in 4 - 6 Years and 6 - 8 Years, and the Sustainable Fire Fighter Printed Top & Hat Costume is $35.99 from 2 - 3 Years. For Halloween there is the Kids Deluxe Glow Skeleton Costume - M at $35.99 and the Black Vampire Cape Kids Costume - Medium at $9.99. Dinosaur fans can choose the Toddler Dinosaur Costume at $23.99 or the T-REX INFLATABLE CHILD COSTUME - ONE SIZE 6+ at $149.99, and our dinosaur party range has more to match. Kits keep costs down: the 3 Piece Kids Pirate Dress Up Kit and 3PC FAIRY DRESS UP are $11.99 each, and the Kids Super Spider Hero Costume starts at $11.99. Harry Potter fans will find the Kids Gryffindor Deluxe Child Robe - Size 6+ Years at $44.99.

How to size a kids costume

Sizes are shown three ways in the titles: age bands like 4 - 6 Years or 10 - 12 Years, letter sizes like M, L, XL and XXL, and height, such as the Boys Army Boy Deluxe Costume - 140cm. Measure your child's height and compare it with the clothes they wear now; if they sit between two sizes, go up, because costumes are pulled on over a T-shirt and shorts. Try it on a few days before the event so there is time to adjust. For a witch or wizard, finish with a hat and broom from our witches and wizards range, and for any face paint, do a patch test first and follow the packet directions. Browse all costumes for kids and adults.

Shop kids costumes in store or online

Book Week, Halloween in October and end-of-year concerts keep the dress-up calendar busy, so plan costumes a few weeks out. For October, see our boys, girls and toddler Halloween costumes. Order online for delivery Australia wide, or shop in person at any of our stores across New South Wales: Gregory Hills, Brookvale, Menai, Erina Fair, Lake Haven, Tuggerah and Wagga Wagga.