Easy Halloween Costume Ideas for 2025

With Halloween fast approaching, it's time to think about costumes for the kids! We've done our research, and the most popular Halloween costumes for 2025 are K-Pop Demon Hunters, Elphaba from Wicked, Zombies and Monster High. We've included these, plus some timeless classics in our guide below - featuring both ready-to-buy options from Amazon and simple DIY ideas you can make at home. You’re welcome!

Don't forget to check the Amazon Haul page for Halloween decorations and accessories at great prices!

Easy Halloween Costume Ideas for 2025

Easy K Pop Demon Hunters Costume

Amazon Pick: The must have costume for 2025! We love this K Pop Demon Hunters Costume - the little details are fab! Grab this Toy Microphone to complete the look!
DIY Tips: Have a look at www.primary.com for inspiration for how to make an easy K Pop Demon Hunters Costume at home!

Easy Elphaba Costume from Wicked

Amazon Pick: How cute is this Elphaba Fancy Dress Costume! Add some green face paint to complete the look!
DIY Tips: A witch's hat is easy to make using black paper - check out this link from www.firstpalette.com. Add a black dress, stripy tights, and green face paint to make your own little Elphaba at home!

Easy Zombies Halloween Costume

Amazon Pick - girls: This Zombie Cheeleader costume is brilliant fun for Halloween, and it comes with all the accessories too!
Amazon Pick - boys: For boys check out this Zombie American Football Player outfit. Seriously spooky!
DIY Tips: Take any sports outfit and splatter it with Fake Blood! Simple!

Easy Monster High Costume

Amazon Pick: We love this Official Monster High Clawdeen Wolf Costume! Perfect for any Monster High fan.
DIY Tips: A purple dress and cropped jacket makes a great base for a Clawdeen costume. Add a pink wig and fur ears to complete the look!

Easy Skeleton Costume

Amazon Pick: We love this Kids Unisex Skeleton Costume – a comfy jumpsuit which will fit ages 3-13. Add some face paint for extra spookiness!
DIY Tips: Make a quick and simple skeleton costume from a white top and a pair of scissors! We love this example from thisisladyland.com - so simple!

Easy Ghost Costume

Amazon Pick: This Ghost Costume for Kids is adorable for little ones, and it comes with a cute pumpkin bag too!
DIY Tips: Grab a white sheet and a pair of scissors - sorted! We love this video from Rachael Evelyn.

Easy Witch's Outfit

Amazon Pick: We love this Girls’ Light Up Witch Costume – perfect for ages 3-10 it comes with a detachable cape, hat, broom, and a pumpkin handbag.
DIY Tips: A witch's hat is easy to make using black paper - check out this link from www.firstpalette.com. Add a black dress, stripy tights, and a sweeping brush to a perfect witch’s outfit with hardly any effort.

Easy Princess Costume

Amazon Pick: Whatever princess you're looking for, you'll find a costume on Amazon! This Light Up Princess Dress is gorgeous - and perfect for any Frozen fan!
DIY Tips: A party dress paired with a tiara (or even a headband with some foil stars glued on) can easily transform into a magical fairy or princess. Add a wand made from a stick and ribbon!

Halloween Costume Tips

What are the most popular Halloween outfits for 2025?

K-Pop Demon Hunters is a top trending costume pick in 2025 - fans are already snapping up Rumi, Mira, and Zoey outfits like this one! Of course Elphaba from Wicked, Zombies and Monster High are popular too!

How can I make a cool costume without breaking the bank?

Start with basics you already own, and add one of two accessories to transform the look.
Browse charity shops and Vinted for second hand costumes.
Use what you can find around the house and get creative!

Layer smartly for Autumn weather

Incorporate leggings, thermals, or long-sleeve underlayers. Waterproof jackets can also be incorporated underneath costumes if it's a wet night!

Do a trial run

Do a “dress rehearsal” to check the outfit works, is comfortable and stands the test of time!