Halloween Costumes & Accessories

☾ The GentleNest Halloween shop

A little spooky.
A lot adorable.

254 playful costumes for first trick-or-treats, school parades, family photos and every make-believe moment in between.

Choose their Halloween world See every costume
✦ 30-day returns ✦ Free shipping $39+ ✦ Sizes for little ones
Baby Halloween Romper with Star Tulle and Bow Headband Costume Baby Halloween Romper with Star Tulle and Bow Headband Costume Newborn Ghost and Pumpkin Romper Costume Newborn Ghost and Pumpkin Romper Costume Brown Lion Jumpsuit Costume for Toddlers Brown Lion Jumpsuit Costume for Toddlers

Pick a little world

Who will they be this Halloween?

Start with a favorite, then wander through all the costumes below.

Costume spotlight

Little looks to love right now

Ready for the full parade?

All Halloween costumes

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254 items

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  • Child wearing inflatable squirrel costume holding an acorn

    Kids Squirrel Acorn Ride-On Inflatable Costume

    Kids Squirrel Acorn Ride-On Inflatable Costume
    $60.99
    S M
  • Child wearing an inflatable unicorn costume with rainbow horn and mane

    Kids Rainbow-Horn Unicorn Ride-On Inflatable Costume

    Kids Rainbow-Horn Unicorn Ride-On Inflatable Costume
    $60.99
    M S
  • Child wearing an inflatable pink flamingo costume with crown and detailed wings

    Kids Pink Flamingo Ride-On Inflatable Costume

    Kids Pink Flamingo Ride-On Inflatable Costume
    $60.99
    S M
  • Child wearing inflatable blue rooster costume with red comb and yellow beak

    Kids Blue Rooster Ride-On Inflatable Costume

    Kids Blue Rooster Ride-On Inflatable Costume
    $60.99
    S M
  • Two children wearing tactical camouflage military costume sets in different camouflage patterns

    Tactical Camouflage Costume Set

    Tactical Camouflage Costume Set
    $42.99
    9-10Y 7-8Y 5-6Y 11-12Y +1
  • Child wearing yellow dragon costume set with hood, vest, shorts, gloves, and shoe covers

    Yellow Dragon Costume Set for Kids

    Yellow Dragon Costume Set for Kids
    $37.99
    M L XL
  • Child wearing a Roman toga costume with white dress, blue sash, and gold laurel wreath headpiece

    Roman Toga Costume for Kids

    Roman Toga Costume for Kids
    $63.99
    M XL L
  • Baby wearing an orange pumpkin romper costume set with green leaf collar, matching pumpkin hat, and orange booties

    Baby Pumpkin Romper Costume Set

    Baby Pumpkin Romper Costume Set
    $33.99
    9-12M 18-24M 2-3Y 3-4Y
  • Roman Warrior costume set laid flat showing white tunic with red cape, brown faux armor chest piece with gold accents, and ar

    Roman Warrior Costume for Boys

    Roman Warrior Costume for Boys
    $46.99
    XL
  • Toddler wearing cowboy costume set with hat and bandana

    Baby And Toddler Cowboy Overalls Costume

    Baby And Toddler Cowboy Overalls Costume
    $18.99
    3-6M 12-18M 3Y 6-12M +2
  • 5-piece toy accessory set including binoculars, walkie-talkie, whistle, compass, and badge

    Camouflage Army Soldier Costume Set for Kids

    Camouflage Army Soldier Costume Set for Kids
    $32.99
    2-3Y 4-5Y 6-7Y 8-9Y +2
  • Beige knitted bunny jumpsuit costume set with floppy ear hat and carrot accessory

    Knitted Bunny Jumpsuit Costume Set for Newborns

    Knitted Bunny Jumpsuit Costume Set for Newborns
    $29.99
    0-3M
  • Size chart image

    Shark Hoodie Costume for Kids

    Shark Hoodie Costume for Kids
    $33.99
    2-5Y 6-8Y
  • Unclear image, not product focused

    Monster Zombie Skeleton Jumpsuit Costume for Kids

    Monster Zombie Skeleton Jumpsuit Costume for Kids
    $13.99
    7-8Y 5-6Y 11-12Y 9-10Y +3
  • Child wearing army green zombie skeleton costume set with hooded top, pants, skeletal mask, and gloves

    Zombie Skeleton Costume for Kids

    Zombie Skeleton Costume for Kids
    $42.99
    L S M
  • Infant wearing yellow chick eggshell romper costume with hood

    Yellow Chick Eggshell Infant Romper Costume

    Yellow Chick Eggshell Infant Romper Costume
    $71.99
    18-24M 12-18M 3-6M 6-12M
  • Front and back view of child wearing lion animal jumpsuit costume

    Animal Fox and Lion Jumpsuit Costume Set

    Animal Fox and Lion Jumpsuit Costume Set
    $62.99
    2-4Y 10-12Y 8-10Y 4-6Y
  • Unrelated image

    Sunflower Fairy Dress Costume Set

    Sunflower Fairy Dress Costume Set
    $73.99
    7Y 6Y 5Y 4Y +10
  • Additional product images

    Yellow Pineapple Tutu Dress Costume Set for Girls

    Yellow Pineapple Tutu Dress Costume Set for Girls
    $65.99
    12-18M 12Y 13Y 14Y +11
  • Pink and aqua mermaid costume dress for girls with scale pattern skirt and sheer fin hem

    Pink and Aqua Mermaid Costume Dress for Kids

    Pink and Aqua Mermaid Costume Dress for Kids
    $27.99
    5Y 4Y 6Y 9Y +4
  • Pink and teal mermaid costume dress with sequin bodice and scale-patterned skirt
    Sold out

    Pink and Teal Mermaid Costume Dress for Kids

    Pink and Teal Mermaid Costume Dress for Kids
    $16.99
    3Y 4Y 5Y 6Y +4
  • Black layered ruffled dress costume for girls with button-up front and belt

    Black Ruffled Layered Dress Costume for Kids

    Black Ruffled Layered Dress Costume for Kids
    $58.99
    4Y 5Y 6Y 7Y +3
  • Girl wearing traditional Oktoberfest style costume dress with black bodice, white puff sleeves, red skirt, and white apron

    Red Oktoberfest Dress Costume

    Red Oktoberfest Dress Costume
    $39.99
    S M L
  • Baby wearing cowboy costume with hat and bandana

    Baby Cowboy Overalls Costume Set

    Baby Cowboy Overalls Costume Set
    $43.99
    12-18M 3Y 2Y 18-24M +2
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Bamboo Short Sleeve Zip Romper - Sage front product view

Belle Juliette Bamboo Short Sleeve Romper

Belle Juliette Bamboo Short Sleeve Romper
$16.99
0-3M 3-6M 6-12M 12-18M +1