Online inventory represents Gregory Hills stock only.
8 Locations in New South Wales.

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

Kids Costumes

100 products
  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 6 in stock
    Royal Blue Princess Accessory Kit
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    3 Piece Kids Pirate Dress Up Kit
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    BW Costume Cowboy
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    Kids Spider Costume
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    Kids Super Spider Hero Costume - M (5-6 Years)
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 6 in stock
    Kids Super Spider Hero Costume - L (7-8 Years)
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    Egyptian Boy Costume - 6 - 8 Years
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    Kids Doctor Costume Kit
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 7 in stock
    3 Piece Cat Dress Up Accessories
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    Medieval King Boys Costume - 72cm
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    Dr Seuss Boys Costume - 11 - 12 Years
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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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    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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    Kids Island Girl Costume
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    Kids Chocolate Maker Costume
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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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    Kids Red Orphan 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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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 7 in stock
    Waldo Costume
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    Kids Bat Hero Costume - S (3-4 Years)
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    Kids Bat Hero Costume - L (7-8 Years)
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    Boys Roman Toga Costume Kit - Large
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    Boys Roman Toga Costume Kit - XL
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    Boys Roman Toga Costume Kit - XXL
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    Girls Roman Toga Costume Kit - Large
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    Girls Roman Toga Costume Kit - XL
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    Girls Roman Toga Costume Kit - XXL
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 13 in stock
    3 Piece Kids Old Man Disguise Kit
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 6 in stock
    Kids Super Strong Hero Costume - S (3-4 Years)
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 7 in stock
    Kids Super Strong Hero Costume - M (5-6 Years)
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    Kids Super Strong Hero Costume - L (7-8 Years)
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 7 in stock
    4 Piece Grandma Dress Up Kit
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    3 Piece Kids Victorian Detective Dress Up Kit
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 17 in stock
    3 Pack Short Hair Grandma Accessory Set
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 17 in stock
    3 Pack Grey Hair Grandma Accessory Set
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    3 Pack Magician Dress Up Kit
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 6 in stock
    Children Brown Colonial Vest
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 6 in stock
    Kids Red 1 Long Sleeve Top - S
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 7 in stock
    Kids Red 2 Long Sleeve Top - S
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  • 5D1A8E53-7A17-4FDD-8AC8-4286FD6B3124 15 in stock
    Kids Red 2 Long Sleeve Top - L
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    Kids Red Long Sleeve Top - Size 10-12 Years
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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.