The Best Baby Halloween Costumes for Spooky Season
October 31st is almost upon us! If you’re planning on participating in some frightfully fun festivities, you’ll want to start your search for the best baby Halloween costumes now. That way, you can count on it arriving in time and you’ll have your pick of the cutest styles out there. There are a lot of different options to choose from, but you definitely want to make sure baby’s first Halloween costume is comfortable, reasonably priced and, of course, adorable. That’s where we come in. Whether you’re looking for newborn Halloween costumes you can swaddle your cutie in, or funny baby Halloween costumes that are sure to make you and the whole neighborhood smile, we’ve got you covered. Here, we’ve rounded up some of the best baby Halloween outfits of the year.
It’s that time of year again! We know there are a ton of baby halloween costumes out there. So, to help narrow your search, we took the following steps to create this article:
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We asked our staff to tell us about the baby costumes they created for their kid’s first Halloween.
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We researched what was being said about baby Halloween costumes in The Bump community forums to learn what styles and brands parents were a fan of.
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We browsed options from dozens of leading baby brands and considered several factors, such as quality, value, sizing options, material and style, when choosing what to include in our roundup.
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To see how these costumes worked for real families, we conducted exhaustive market research, scouring forums and message boards and reading user reviews to find out what parents nationwide looked for when choosing baby’s first Halloween costume.
Editorial integrity is at the heart of everything we publish. Read about how The Bump develops and reviews all articles, including product reviews.
When choosing the best infant Halloween costume for newborns, you’ll want an outfit that’s cute, cozy and practical. From spooky, snuggly buntings to super-soft one-pieces, here are our top picks for newborn Halloween costumes.
Black skeleton pajamas
If you’re on the hunt for a spooky newborn Halloween costume, look no further than these footed pajamas. The bodysuit has long sleeves and a skeleton design that’s perfect for the smallest member of the bone brigade. A full-length zipper makes it a practical choice for newborns and it has fold over mittens to keep your little one’s hands warm in chilly weather.
Sizes: Up to 7 lbs; 0-3 months to 6-9 months | Material: Cotton | Care instructions:Machine wash
Baby pumpkin costume
Next up on our list is a classic: A too-cute baby pumpkin costume. After all, you can't celebrate Halloween without a few around! A pumpkin baby Halloween costume is an adorable, timeless choice—and we can't resist this bunting and matching hat combo!
Sizes: 0-6 months | Material: Cotton (body)/Polyester (appliques) | Care instructions: Machine wash warm
Sherpa baby bunting outfit
Searching for a newborn costume you can get more than one use out of? This cozy bunting has got you (and baby) covered. It’s made from a fuzzy sherpa material and features fold-over mittens and feet to keep your little one toasty whether it’s October 31st or another chilly evening.
Sizes: 0-3 months to 12-18 months | Material: Polyester | Care instructions: N/A
Sweet puppy Halloween outfit for infants
We’re all heart eyes for this sweet, fluffy doggy outfit—and we’re sure you will be too. If you have a pup, this set would be ideal for a photo opp with baby and your four-legged family member. Oh, and did we mention it’s super-soft? Get ready for lots of snuggles!
Sizes: 0-6 months to 12-24 months | Material: Boa material and faux fur | Care instructions: Spot clean
Monsters, Inc. onesie for newborns
Boo! Baby will be the cutest monster on the block this spooky season thanks to this Monsters, Inc. newborn Halloween costume. The scale-printed onesie even snaps at the back and inside the legs for your convenience and baby’s comfort. Finish off this infant Halloween costume with the coordinating newborn hat!
Sizes: 0-3 months to 18-24 months | Material: Cotton (body)/polyester (hair) | Care instructions: N/A
Skunk costume
Dress baby up like the little stinker they are. This funny baby Halloween costume idea includes a furry black-and-white skunk suit—complete with a tail and a matching hood with ears—for easy dressing on the big day. You’ll also love how it’s extra soft and stinkin’ cute.
Sizes: 0-3 months to 18-24 months | Material: Polyester | Care instructions: Machine wash
Baby Frankenstein costume
Introducing: The babe of Frankenstein! This cotton romper will transform your little one into a monster, although he’s definitely more sweet than scary. And get a load of that baby beanie complete with metallic bolts at the side.
Sizes: Newborn; 3 months to 24 months | Material: Cotton | Care instructions: Machine wash
Pooh Bear baby costume
Baby will look sweeter than honey in this tried-and-true newborn Halloween costume. The Winnie the Pooh bodysuit comes with a matching hat complete with bear ears. Better yet, this versatile onesie can be worn throughout the season.
Sizes: Newborn to 24 months | Material: 60% cotton/40% polyester | Care instructions: Machine wash
Sweet lamb newborn costume
There's only one word for this fuzzy lamb onesie: snuggly. When baby’s first Halloween costume is this soft and cute, you’ll want to cuddle them all day long.
Sizes: 0-6 months to 12-24 months | Material: 100% polyester sherpa | Care instructions: Spot clean
Baby mermaid bodysuit
Mermaids are a Halloween staple—especially after the release of The Little Mermaid last year. Ride the wave with this sweet baby Halloween outfit, featuring an adorable aquatic color palette. Thanks to the soft cotton bodysuit (with a snap closure for easy diaper changes), the ruffled skirt and the matching headband, it’s one of the best baby Halloween costumes for newborns in our books.
Sizes: 0-3 months to 18-24 months | Material: 100% cotton (body, skirt)/polyester | Care instructions: N/A
Hot coffee cup baby Halloween costume
'Tis the season for pumpkin spice lattes! Celebrate the seasonal drink by dressing your little one up in a coffee cup-inspired onesie. The finishing touch? A soft “cardboard” band that can be tied around baby’s belly. A cute hat complete with a signature green straw and white pants are also available with this newborn Halloween costume, so that baby stays warm and comfy.
Sizes: Newborn to 24 months | Material: N/A | Care instructions: Don’t iron the bodysuit; don’t wash the hat or sleeve
Tortilla swaddle for newborns
Wrap your little one up like a snuggly burrito in this funny baby Halloween costume. Perfect for newborns up to 4 months, this cute swaddle will ensure that baby is ready for any Halloween happening.
Sizes: OS | Material: Cotton-polyester blend | Care instructions: Machine wash cold, tumble dry low
Bubble tea baby Halloween outfit
Spotted: A newborn Halloween costume that’s sure to stand out from the crowd. Fans of boba tea and cute baby Halloween costumes alike will love this outfit. The set comes with a high-quality screen-printed cotton onesie and a hat to boot. And while a newborn will look tea-riffic in this costume, you can also scoop one up for an older baby or toddler.
Sizes: 0-3 months to 18-24 months | Material: Vinyl, cotton, felt | Care instructions: Machine wash, tumble dry and iron inside out
Adorable penguin baby costume
Bunting-style newborn costumes are always a great idea for little ones who can’t crawl quite yet. One of our favorites is this precious penguin suit. Complete with a full-length front zipper, it will be a breeze to dress baby. What’s more, you’ll love all of the sweet details, like the orange feet and beak and the wing-shaped sleeves.
Sizes: 0-3 months to 3-6 months | Material: 100% polyester | Care instructions: N/A
Baby pilot bodysuit
Calling all Top Gun fans: This is the baby costume for your little one. The army-green flight suit crawler is handmade and decorated with three woven patches, as well as printed pocket outlines. Other highlights include how it’s made from 100 percent soft-brushed cotton and features snap closures for easy diaper changes.
Sizes: 0-3 months to 12-18 months | Material: 100% cotton | Care instructions: Machine wash
Clownfish baby Halloween outfit
Your little one probably isn’t swimming yet, but they’ll look the part of a cute clownfish in this footie and hat set. The bodysuit features an envelope neckline and snaps on the legs for easy dressing and quick diaper changes. And, of course, this newborn Halloween costume features Nemo’s lucky fin.
Sizes: 0-3 months to 12-18 months | Material: N/A | Care instructions: N/A
Where’s Waldo baby onesie
You won’t be asking “where’s baby” when they have this infant Halloween costume on. The handmade red-and-white top (which matching blue pants, of course) is simple yet iconic—plus, it comes with a matching hat, booties and glasses. Pick up a few striped shirts for yourself and other loved ones, and you’ll have a stand-out family costume in no time!
Sizes: Newborn to 2T | Material: N/A | Care instructions: N/A
“My First Halloween” infant bodysuit
Searching for a baby Halloween outfit that your little love can wear throughout the season? Then you’ll love this celebratory onesie from Finn + Emma. It’s made from 100 percent organic, GOTS-certified cotton, so you can count on it being gentle against baby’s sensitive skin—plus, it’s adorned with a sweet illustration. Some other cute seasonal designs this brand has to offer includes this witch hat style and this pumpkin spice latte option—how sweet!
Sizes: 0-3 months to 9-12 months | Material: 100% cotton | Care instructions: N/A
Smiling produce baby costume
Tomato girl summer may be nearing its end but this infant Halloween costume is still swoon-worthy! With this set, you’ll receive a plush, smiling bodysuit and a matching stem hat. On chillier evenings, this outfit is also perfect for layering.
Sizes: 0-3 months to 12-18 months | Material: Polyester | Care instructions: N/A
Next up, we have the best baby Halloween costumes for slightly older little ones. Whether you’re a fan of classic characters, or are searching for more unique baby costume ideas, you’ll find a scarily cute option that suits your needs below.
Sulley baby costume
Your little monster will be extra cozy in this baby Halloween costume. “We loved our Monster’s Inc costumes!” says mom of one, Maggie. Get the exact look with this cute Sulley costume available at Pottery Barn Kids.
Sizes: 0-6 months to 12-24 months | Material: Polyester | Care instructions: Spot clean
Baby cow costume
Get ready to cow-er in fear at the sight of this baby Halloween costume. Just kidding! This cute cow costume is really quite sweet, not to mention comfortable. It comes with a zip-up fleece bubble suit that can be layered over the long sleeve cotton tee and leggings for added warmth while trick-or-treating.
Sizes: 3-6 months to 6-9 months | Material: Cotton (top and pants)/Polyester (bubble) | Care instructions: Machine wash
Sloth baby Halloween costume
Shopping for a very sleepy baby? This funny sloth costume embraces the snoozy life. The furry jumpsuit design makes for a cute and comfy outfit, as all the best baby Halloween costumes should be.
Sizes: XS to L | Material: Polyester, polyurethane foam | Care instructions: N/A
Baby witch costume
Cast a spell of cuteness on your little one this October 31st with this witch Halloween costume for babies. The ballerina-style dress features a glittering tulle skirt and a soft jersey bodysuit––how cute! Plus, it’s also available in a pumpkin or a skeleton style.
Sizes: 3-6 months to 9-12 months | Material: 95% polyester/5% spandex | Care instructions: Machine wash cool
Toy Story Halloween outfit for baby
Trying to choose baby’s first Halloween costume? Well, giddy up! We love this adorable Toy Story Woody outfit that’ll have your little one wrangling compliments in no time. It comes with pants, a shirt, a vest with a sheriff badge, a hat and a bandana. Yeehaw!
Sizes: 3-6 months to 18-24 months | Material: Polyester, cotton, rayon | Care instructions: N/A
Shark Halloween baby costume
Give a nod to one of baby’s favorite songs with this shark costume. The jumpsuit is easy to slip onto a newborn, and the hoodie shark head is equal parts cute and funny. With this suit, baby’s first Halloween costume is sure to be memorable!
Sizes: 6-12 months to 18-24 months | Material: 100% polyester | Care instructions: N/A
Minnie Mouse infant Halloween costume
Disney costumes are great go-tos for all ages, and the iconic brand’s leading lady is a classic choice for a baby Halloween outfit. We love that the multi-layered tulle skirt adds extra fluff and flair to Minnie’s lovely look.
Sizes: 0-3 months to 18-24 months | Material: 100% cotton (body)/polyester (skirt) | Care instructions: N/A
Flamingo Halloween outfit for infants
Baby might not have the coordination to stand on one leg (or even two) just yet, but honestly, that makes this flamingo costume even sillier (and cuter). We’re all for unique baby animal costumes!
Sizes: 0-6 months to 12-24 months | Material: 100% polyester | Care instructions: Spot clean
Three-piece dino baby costume
This next baby Halloween outfit will be a surefire winner for any dino-obsessed infant. The three-piece set comes with a long-sleeve tee, pants and a plush costume, so you can count on your kiddo being warm as they trick-or-treat. This outfit would make a fun addition to any little one’s wardrobe; they may even want to wear it year-round!
Sizes: 3-6 months to 24 months | Material: Cotton (t-shirt and pants)/Polyester (costume) | Care instructions: N/A
Heroic baby costume
Your little love will be part of the Spider Verse this Halloween, thanks to this cool baby costume. The footed bodysuit can be worn for cruising, crawling or snoozing, and has snap closure along the legs for simple diaper-changing access. Top it off with the included hat for a heroic infant Halloween costume.
Sizes: 0-3 months to 18 months | Material: N/A | Care instructions: N/A
Garden-themed infant Halloween outfit
Do you and baby love the outdoors? Then check out this infant Halloween costume. The set includes a fuzzy green jumpsuit, matching mittens and feet covers and a hood, complete with yellow petals. Whether or not you have a green thumb, this baby costume is sure to be lively!
Sizes: 0-3 months to 12-18 months | Material: 100% polyester | Care instructions: N/A
Giraffe-print infant Halloween costume
This wildly cute baby Halloween costume is sure to keep baby cozy on the big day. The one-piece is made from soft flannel and features an all-over giraffe print. Whether you need a 0- to 3-month Halloween costume or a 3- to 6-month Halloween costume, this pick has got you covered.
Sizes: 0-3 months to 24-30 months | Material: Flannel | Care instructions: Machine wash
Hooded jumpsuit baby costume
Buzz, buzz—here’s another baby costume that your little honey will look cute in. The soft, hooded jumpsuit is long-sleeved for added warmth and has front snaps to make your life a little easier. Better yet, it features a hood (complete with antennas, of course) and attached wings.
Sizes: 0-3 months to 12-18 months | Material: 100% polyester | Care instructions: N/A
Astronaut baby Halloween outfit
Send your imagination into orbit with this adorable astronaut onesie. This romper comes with snaps for easy on-off and is made of a soft knit fabric for extra comfort. Who knew baby’s first Halloween costume could help them shoot for the stars?
Sizes: 0-3 months to 5T | Material: Fleece | Care instructions: Machine wash
Spooky baby witch costume
Your kiddo can’t read yet, but they might be ready to cast some spells in this spooky baby witch costume! The charming dress has a layered skirt and cute puffy sleeves–offering a modern, pint-sized take on the classic outfit. Pop the pointed hat on your little one’s head and they’ll be all set to trick-or-treat.
Sizes: 0-3 months to 2T/4T | Material: 100% polyester | Care instructions: N/A
Storybook-inspired infant Halloween outfit
Does your little one love reading Where the Wild Things Are? Then look no further than this baby costume. It includes a romper, slippers and a crown for an adorable look inspired by one of their favorite tales. Better yet, this could also double as a sweet outfit for a “wild one”-themed first birthday party!
Sizes: 0-3 months to 2T | Material: N/A | Care instructions: N/A
Classic video game baby costume
Here’s another great option for a themed family Halloween costume. The mini Mario outfit features the iconic blue jumpsuit and red t-shirt, as well as the matching, puffed hat. A Princess Peach option is also available, making this a cute choice for twins!
Sizes: 6-12 months to 12-18 months | Material: Polyester, spandex, polyurethane foam | Care instructions: N/A
Like the idea of a DIY baby costume? Check out these spooktacular looks sourced from families in The Bump community.
Cabbage Patch doll
“For daycare she was a cabbage patch kids doll (my favorite growing up!). It was an easy and comfy costume for her to wear all day,” says mom of one Anahí. Crafty queen Anahí put this DIY costume together using a wig ordered on Etsy and overalls with a purple onesie underneath. Then she went one step further and “made a box out of an old cardboard box to watch the local parade.”
Little Shop of Horrors family costume
As it was her daughter’s first Halloween, Anahí decided to do two costumes. The second was a family look inspired by the cult classic Little Shop of Horrors, which saw her dog and daughter in matching “Audrey II” costumes. “For their costumes, I ordered green hoodies, green, white and red felt from Amazon and DIY the teeth around the hood. Took me like a month to finish but I loved the result,” says Anahí.
Grandmother costume
“Halloween is one of my favorite times of the year ESPECIALLY now that I have a kiddo,” says mom of one Jody. “We’ve done a few DIY ones that got some great laughs and helped inspire others through my social media,” she added. And this itty-bitty grandma costume certainly got us giggling!
Baby Shark costume
Jody also decided to do two baby Halloween costumes in honor of her child’s first spooky season. And, guess what? “The baby shark costume won a contest! Because let’s be honest breastfeeding can feel like this sometimes,” says Jody. Get the look by daubing some red paint on a shirt and dress baby in a cozy shark onesie.
Australian safari costumes
Mom of one Jessie is also a big fan of Halloween and decided to go for a family costume first time round. “My husband was a safari guide and my daughter and I were baby and mama koalas,” explains Jessie.
Lion tamer and lion
We love the idea of getting your pet involved in baby’s first Halloween costume. Check out this rawr-some look featuring Catherine’s “little lion tamer with his lion.”
Lilo and Stitch costumes
How about a fun twist on a Disney classic? “When my twins were 9-months-old we did Lilo and Stitch, and my husband and I were Jumba and Pleakley, the aliens dressed as humans,” says mom of two Kathy.
Not sure where to start when it comes to picking out baby’s first Halloween costume? We’ve got you covered. Below, check out the best online retailers for funny and cute baby Halloween costumes alike.
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Disney Store. It probably comes as no surprise that the Disney Store is one of the top places to buy baby Halloween costumes. You can count on the retailer to have trendy and timeless outfits alike, including adorable options like Mickey Mouse, Pluto, Mike Wazowski, Buzz Lightyear and more.
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Pottery Barn Kids. If you’re on the hunt for too-cute, high-quality baby costumes, Pottery Barn Kids is sure to check all of the boxes on your list—and then some. Though it’s hard to pick just a few, our favorite styles of the season include the mushroom, puppy dog and mini ballot box. How sweet!
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Old Navy. Searching for budget-friendly infant Halloween costumes? Look no further than Old Navy. Here, you’ll find tons of affordable (and not to mention adorable) baby costume ideas to choose from. Some of our favorites include the versatile designs that double as baby pajamas and the sweet styles that come in all sizes for a matching family moment!
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HalloweenCostumes.com. Last but definitely not least, HalloweenCostumes.com is another dependable online retailer for sweet, spooky infant Halloween costumes. On their site, you’ll find a wide range of adorable outfits, such as a pink vampire bat, a Ghostbusters Stay Puft suit, a tiny triceratops and a classic pumpkin.
About the writer: Martina Garvey is an editor at The Bump, where she writes and edits e-commerce content for pregnancy, postpartum and parenting. Over an eight-year career in educational publishing and digital media, Martina has developed a keen eye for detail and robust reporting skills. As a staff member on The Bump for over three years, she leverages an in-depth knowledge of must-have baby gear and postpartum essentials alongside a passion for the latest trends to create informative content parents can trust.
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