The scariest season of them all is fast approaching, which means it's time to get your DIY Halloween costume at the ready.


Halloween isn't just for the adults though, in fact, it's more about our kids having fun, trick or treating, and of course, dressing up.

To help you get your children looking scary and feeling great, we've collected over 20 of the best Halloween costumes for kids! This round-up includes fancy dress costumes for girls, boys, toddlers and even babies.

Get your spooky scissors at the ready, it's time to craft a mini Halloween costume.

21 DIY kid's Halloween costumes

Halloween costumes for girls (or boys!)

1. DIY Halloween kids' cat cape

Make this adorable homemade Halloween costume for kids with our free step-by-step cat cape pattern.

Kids cat costume pattern
Sew sweet for mini trick-or-treaters or adapt Kirsty Hartley’s design for big wannabe cats in the family

2. No-sew unicorn costume for kids

Designed by John Lavelle. You've got unicorns and rainbows, plus it can be assembled using a glue gun, so you don't even need to reach for your sewing kit.

Tick, tick, tick! Find out how to make it over at hello, Wonderful.

Unicorn costume pattern
Oh what's that? Rainbows + unicorns? Let's go! Image ©

3. Easy witch Halloween costume for kids

Looking for homemade fancy dress ideas for kids? Go back to basics and brush up on simple sewing skills by making this charming witch kid's Halloween costume.

Find the pattern and a step-by-step tutorial at BHG.

Little witch Halloween costume from Better Homes and Gardens
Image © This cute witch costume is easy to whip up in no time – even if you're a sewing beginner

4. DIY ice cream cone costume

Easy DIY Halloween costumes – ice cream cone

This adorable outfit isn't just for Halloween! If you're looking for homemade fancy dress ideas for kids that can be worn on more than one occasion, you won't go wrong with this super sweet ice cream cone outfit.

Learn how to make the DIY ice cream cone costume created by Lia Griffith.

5. Easy kids Halloween costumes – LOL doll tutorial

kids halloween costumes LOL doll

Your kids will love dressing up as their favourite LOL dolls! These tiny plastic dolls are all the rage and will be popular kids Halloween costumes this year.

Luckily, See Kate Sew is here to show you exactly how to recreate this sweet costume. Head over to her LOL doll tutorial on her blog.

6. Medusa kid's Halloween costume

medusa kids halloween costume

Transform your kid into the mysterious and deadly Medusa.

We love the DIY approach of this outfit. A white sheet with gold trim and sparkly fabric for a sash creates the ultimate Greek mythology look!

Head over to Costume Works to see how they created this kid's Halloween costume.

7. Dazzling dragon Halloween kid's costume

Dragon costume pattern

Add a little sparkle to your plans with our how to make a dragon costume! It's an easy make as all you need to sew is this simple mask and glowing dragon wings.

This dragon outfit would also make a cute Halloween costume to size up for adults. Perfect for Game of Thrones parties (just sayin').

8. DIY cat's tail

How to make a cat tail
Image © MollieMakes. Complete your cat costume with a curly tail!

A cat costume is a fun and easy kid's Halloween costume to put together.

Make a felt cat mask and a soft fabric tail by following our how to make a cat tail tutorial.

9. DIY kid's octopus costume

Octopus costume pattern
image © Giggles Galore, tutorial at

This under-the-sea costume is giving us all the Love Actually feels. Mariah over at Giggles Galore shows you how to make it.

If you're on the hunt for more silly fancy dress ideas head over to our funny Halloween costumes.

Halloween costumes for toddlers

10. Easy kid's mermaid costume

Mermaid costume pattern
Image ©mamapapabubba - find out how it's done at

Who says DIY kid's Halloween costumes have to be scary?

Whip up this no-sew project in just an evening with Mama. Papa. Bubba. Glue guns at the ready!

You could also turn this kid's Halloween costume into a trio Halloween costume idea by transforming yourself into Ursula, Prince Eric, or even King Triton.

11. Cute mushroom Halloween kid's costume

diy kids halloween costume mushroom

Turn your little ones into a woodland mushroom with Woodlark blog's easy sewing tutorial.

12. No-sew kid's butterfly costume

No-Sew Butterfly Halloween kids costume

Transform your kids into a beautiful butterfly thanks to Bren Did's step-by-step tutorial.

One of the great things about this Halloween costume for kids is you can get your little ones to join in! Let them decorate the butterfly wings with glitter, pom poms and sequins.

13. Kids' cosplay suit

Easy DIY Halloween costumes – kids' cosplay suit

This clever sewing pattern for kids aged up to 12 years includes several variations for the hood, so you can easily transform it into a unicorn outfit, lion costume and many more.

Looking for a Halloween costume for adults?

Check out our collection of the best plus size Halloween costumes.

14. Snow White Halloween costume for kids

Easy DIY Halloween costumes – Snow White Apron

Dress your toddler up as sweet little Snow White!

This is a good choice for younger children and a great option if you're searching for cute fancy dress ideas for kids.

15. Pillowcase pumpkin dress

Pumpkin costume pattern
Image © Sugar Bee Crafts, tutorial at

These sweet easy-to-make Halloween costumes are so simple – all you need is a couple of pillowcases and some basic sewing supplies!

Follow Sugar Bee Crafts tutorial and whip up this easy kids Halloween costume in a matter of hours.

Halloween costumes for boys (or girls!)

16. A DIY we can all relate to...

Halloween sewing patterns
Image © Super Mom Hacks, read more over at

Short of time and finding the prospect of me-made makes for your children a little on the daunting side? Looking for homemade fancy dress ideas for kids to make in a hurry?

This round-up wouldn't be complete without a shout-out to the awesome Super Mom Hacks for this post about How to Make a Ghost Costume (It's Harder Than You'd Think!).

Thank you for sharing possibly the most honest portrayal of how sewing up our little ones' Halloween outfits often goes (as opposed to how we THINK it will go!).

17. Quick-sew monster refashion


Add a patch to trousers for a spooky update! This is a great project to make if you're looking for a last-minute kid's Halloween costume.

Our free tutorial by Jess Entwistle shows you how to stitch your own. Find out how to make the easy monster costume.

To elevate this kid's Halloween costume, add some face paint! Head over to our easy Halloween face paint ideas for inspiration.

18. Handmade dress-up dinosaur tail

Kids' dinosaur tails
Image ©Andrea's Notebook. Find the free dino tail tutorial on

These fun dinosaur tails are sure to delight your children long after Halloween!

They're the perfect finishing touch for a child's dinosaur costume.

Find the dino tail tutorial on the Andrea's Notebook website and make your little one their own prehistoric bestie with our dinosaur sewing pattern.

19. Homemade Halloween superhero costumes

Super hero costume pattern
Image © Lia Griffith – find this DIY outfit tutorial over at

We can't wait to get making these fun DIY kids Halloween costumes from Lia Griffith – perfect for your little superhero!

Halloween costumes for babies

20. Octopus sewing pattern for infants

Infant octopus costume from BonnyDesigns on Etsy
©BonnyDesigns. Stitch your own baby octopus costume! Find the pattern download on Etsy to make your own

Why should the big kids have all the fun? Transform your baby into a colourful octopus with this kid's Halloween costume created by BonnieProjects.

If you're currently expecting (congratulations!) check out our collection of pregnant Halloween costumes.

21. No-sew baby owl costume

Baby owl Halloween costume by Lia Griffith
Image © Lia Griffith. Cut out felt shapes and get sticking to make Lia's no-sew owl costume

This cute owl costume by Lia Griffith is so quick and simple to make – and you don't need to be able to sew either!

Find out how to make a baby owl Halloween costume.

Bonus kid's Halloween accessories!

1. Trick or Treat sweet bags

Trick or treat pattern

Put the DIY in trick or treating with a me-made trick or treat bucket. It's perfect for storing their precious candy.

2. Spider crown tutorial

Spider crown pattern
Image © Delia Creates. Find this easy spider crown DIY at

This no-sew project is quick to create and looks really effective! Thanks for the creepy crawly inspo, Delia Creates!

3. Monster treat bag

Easy DIY Halloween costumes – monster bag

If you want more trick or treat bag inspiration, try this cute monster treat bag designed by the talented Lia Griffith. It's a fun project that your kids are guaranteed to love

4. No-sew felt mermaid headband

DIY mermaid headband by Lia Griffith
Image © Lia Griffith. This headband is quick and easy to make for Halloween – find out how to make it at

This gorgeous felt headband is the perfect finishing touch to add to any mermaid costume!

Head over to Lia Griffith's website to find out how to make your own no-sew DIY mermaid headband.

Start spooky sewing for your little ones

Making your own kid's Halloween costumes not only saves money but creates memories that will last a lifetime. Just imagine the photos you can show them when they're older!

It doesn't have to be difficult either. If you're not a sewer choose one of the no-sew options in this round-up. For those of you wanting to challenge yourself pick a more complex costume and use our beginners sewing guide to help you out.


Get your kids involved in the Halloween fun!

Now it's time for some creepy crafts to do with your little ones. Head over to our Halloween crafts for kids to find your next scary project.

Halloween crafts for kids Rainbow paper tube bats


Phoebe Burt
Phoebe BurtSEO and Communities Editor, Gathered

Phoebe has worked for Gathered, and our sister magazine Mollie Makes, for 3 years. She manages our Arts & Crafts section and specialises in social media and content strategy. She has a background in all things marketing, a flair for Pinterest and a knack for finding the next big craft trend. Previously she worked as Digital Campaign Executive for Fat Media. You may recognise her name from Mollie Makes Social Media magazine, where she shared her expertise and top tips on becoming social media savvy.

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