Kids
Adventure-ready costumes for every age
From toddlers in their first Halloween onesie to teens who refuse to admit they still want to trick-or-treat — we've got picks for every stage.
By age:
- 2–4: Soft, hood-up onesies (no scratchy masks)
- 5–8: Heroes, princesses, and dinosaurs that hold up to recess
- 9–12: Pop-culture characters they actually recognize
- 13+: Costumes that don't look like Mom picked it out
Pair with our accessories for the finishing touches.
67 items
67 items
eBayWhite Astronaut Costume Adult Large NASA Spaceman Space Suit Halloween Jumpsuit
From$26.00
eBay −64%Kids Girls Alien Astronaut Costume Shiny Cosplay Metallic Jumpsuit Space Man
From$23.29$8.27
eBay −29%Men`s Silver Astronaut Costume Adult NASA Spaceman Uniform Space Suit Halloween
From$55.95$39.95
eBayMen`s Blue Astronaut Costume Adult NASA Spaceman Space Suit M - XL Halloween
From$62.95
eBaySilver Astronaut NASA Costume Adult NASA Spaceman Uniform Space Suit Cosplay XXL
From$39.95
eBayAdult Unisex NASA Astronaut Halloween Costume Cosplay Accessory Boots Space Gear
From$42.99
eBaySpooktacular Creations Astronaut Costume for Kids, Orange Toddler Space Suit for
From$51.99
eBayUNDERWRAPS adult Astronaut Gloves & Boot Top Covers NEW Costume Space Halloween
From$35.00
eBayMen's Astronaut Silver Space Jumpsuit Costume
From$24.98
eBayMen`s White Astronaut Costume Adult NASA Spaceman Space Suit S - 2XL Halloween
From$59.95
eBayMen`s Orange Astronaut Costume Adult NASA Spaceman Space Suit S - 2XL Halloween
From$70.95
eBayBaby Toddler Plush Alien Costume Kids Infant Cute Green Alien Suit 0 - 4 yrs
From$45.95
eBay −59%US~ Womens Shiny Metallic Space Alien Costume One Piece Bodysuit for Halloween
From$25.29$10.33
eBay −26%Spirit Halloween Close Encounter Alien Abduction Costume Child One Size
From$27.00$20.00
eBayJawas Space Wars Alien Cloak with LED Mask Halloween Cosplay Costume for Adults
From$69.95
eBayAdult Alien Morphsuit Costume Halloween Festival Zentai Suit Skinsuit M - XXL
From$50.95
eBayCreepy Area 51 Alien Latex Mask for Adults - Perfect for Cosplay and Halloween
From$34.73
eBay −70%US Womens Alien Cosplay Costume Outer Space Cutie Metallic Dress with Hair Hoop
From$21.19$6.43
eBay −10%US NOW Predator Alien Vs Predator Mask Helmet W/ Braid Halloween Cosplay Costume
From$39.41$35.47
eBayInflatable Costume Alien Hug From Back Outfit Halloween Cosplay Party Adult Size
From$32.99
eBayAdult Inflatable Alien Abduction Costume with Dual Blowers for Halloween & Cosp
From$30.00
eBayScary Alien Latex Full Head Mask Red Eyes Horror Halloween Costume Adult
From$19.99
eBayKids Inflatable Alien Costume Boys Girls Blow Up Pick Me Up Suit Halloween
From$64.95
eBay −13%Halloween Alien inflatable clothing festival dress up spoof horror props
From$44.99$38.99
eBay −8%Black Renaissance Costume for Boys - Kids Medieval Cloak With Hood Halloween ...
From$31.99$29.51
eBayDeadpool 3 Cosplay Costume Jumpsuits Mens Kids Halloween Zentai Bodysuits Gifts
From$19.73
eBayBoy Pirate Costume Halloween Kids New Dress Up Pretend Play Child Size Ages 5+
From$9.99
eBayBlack Deluxe Ninja Costume for Kids Boys Halloween Costume Dress Up Small 5-7yrs
From$19.59
eBayAstronaut Costume for NASA Space Costume Suit for Boys Girls Size 140 (8Y)
From$20.99
eBayAeromax Jr. Astronaut Suit Fancy-Dress Costume for Boys with Official NASA Patch
From$40.00
eBayASTRONAUT COSTUME ADULT ORANGE JUMPSUIT ROCKET SCIENTIST NASA SPACE MENS SUIT
From$36.95
eBayAstronaut Costume for Kids – NASA Orange/White Space Suit By Dress Up America
From$38.99
eBay −10%Alien Costume, Alien Costume Kids, Halloween Costumes for Boys
From$78.42$70.29
eBayAlien Full Head Latex Halloween Mask UFO Extraterrestrial Costume Prop Adult
From$19.99
eBayAlien Green Hooded One-Piece Polyester Costume, Adult Large/X-Large
From$40.00
eBayAlien Adult Premium Xenomorph Costume
From$86.98
eBay −16%Alien Inflatable Pick Me Up Costume KIDS Blow Up Suit Halloween ONE SIZE
From$25.00$21.00
eBay −28%5 - Superhero Cape and Mask for Kids Super Heros Cosplay Costumes Spiderman PT9
From$24.95$18.00
eBaySuperhero Spiderman Cosplay Costume Suit Bodysuit for Kids Boys Size XS 3-4 Year
From$20.00
eBay −15%Black Panther Light Up Marvel Super Hero Costume for Kids Size 9/10 11/12 13
From$69.95$59.46
eBayDC Comics, SUPERMAN Power Cape Set, Super Heroes Halloween Costume for Kids 4+
From$9.87
eBayMarvel Avengers For Kids Masks And Cape 4 Pcs Superhero Costume Set | One-Size
From$12.00
eBayYODISON Superhero Costume Set with Mask and Headband for Kids 5-6T ROSE
From$55.99
eBay4 Superhero Capes and Masks for Kids Girls Cosplay Halloween Dress Up Costumes
From$17.99
eBayDC Comics Superman Power Cape Set Super Heroes Halloween Costume for Kids New
From$9.95
eBay −9%Boys Superhero Dress Up Costumes Set for Ages 3-7 - Fireman Policeman
From$42.74$38.92
eBayDress-Up-America Superhero Costume for Kids - Super Hero Cape and Mask Dress...
From$15.54
eBayMarvel Spiderman Costume Kids Youth Superhero Cosplay Dress Up Set For Boys
From$15.00
eBaySuperhero Spider-Man Costume Miles Halloween Jumpsuit Kids Boys Cosplay Bodysuit
From$17.99
eBayfor Kids Superhero Cape and Mask Super Heros Cosplay Costumes Halloween Dress Up
From$7.99
eBay −5%Spiderman Homecoming Costume For Kids Children Superhero Suit Fancy Dress Party
From$52.75$50.11
eBayStar Superhero Cape and Mask for Kids Dress up Costume, Super Hero Toys for Boys
From$23.71
eBaySuperhero-Capes for Kids Super Hero Costumes Girls-Boys Toddler Dress up Clothes
From$23.71
eBayKids Deadpool Halloween Costume Boy Cosplay Jumpsuit Bodysuit With Backbag Sword
From$18.99
eBayDr. Seuss The Grinch Zipster Adult Couple Cozy Costume S/M Christmas Holiday
From$29.99
eBayKid's Superhero Felt Masks with Elastic Band Dress-Up/Costume Set of 30+
From$24.95
eBayKid’S Deluxe Little Mermaid Ariel Costume - Morris Costumes
From$45.74
eBay −16%Disguise Disney Super Kitties Ginny Halloween Costume Kid's Small 2T Pink Hooded
From$25.00$20.99
eBaySpider-Verse Miles Morales Kid's Spiderman Halloween Costume Size 10-12 New
From$40.99
eBayANIMAL KID'S COSTUMES (Size 2 - 5) VINTAGE BUTTERICK PATTERN 3238 - 6 Views!
From$5.99
eBayKid's RENAISSANCE COSTUMES - McCall's PATTERN # P402 - Child's Sz 7 - OOP!
From$9.95
eBayNew Childs Spiderman Halloween Costume Size Small 4-6
From$11.98
eBay −5%California Costumes Pumpkin Monster Girl Kid's Sizes S / M / L Halloween Costume
From$24.99$23.74
eBayMorph Costumes Unisex Kid's Halloween/Dress-Up Firefighter Costume Black Large
From$27.99
eBayMORPH COSTUMES PINK PIRATE CAPTAIN KID'S SIZE M (MEDIUM) MCKPPCM NEW
From$14.99
eBayBeauty and Beast Kid's Yellow Princess Belle Costume Halloween Party Girl Dress
From$18.99
eBayDisguise Unisex Kid's Halloween/Dress-Up Firefighter Costume Tan, M (8-10)
From$24.99