Under $20

It used to be a challenge finding a quality costume on a budget, but thanks to our long list of boy's costumes under $20, it's easy to find something perfect for your boy. They come in sizes for boys of all ages and we have something from every almost category. From monsters to superheroes to TV characters, your boy will find something he loves at an affordable price. Young boys can dress as anything from a horse to a superhero to a pirate without breaking the bank. He'll have fun letting his imagination run wild and you'll rest easy knowing it's a quality costume that he can wear over and over.

Under $20 - Child's Uncle Sam Costume

Child's Uncle Sam Costume

Our Price: $16.97
In Stock
Under $20 - Boys Stealth Ninja Costume

Boys Stealth Ninja Costume

Our Price: $19.99
In Stock
Under $20 - Amazing Spider-Man 2 Kids Costume

Amazing Spider-Man 2 Kids Costume

Our Price: $19.99
In Stock
Under $20 - Child's The Batman Costume

Child's The Batman Costume

Our Price: $19.99
In Stock
Under $20 - Boy's Shepherd Costume

Boy's Shepherd Costume

Our Price: $17.97
In Stock
Under $20 - Boy's Max Steel Costume

Boy's Max Steel Costume

Our Price: $16.99
In Stock
Under $20 - Simply Santa Costume for Boys

Simply Santa Costume for Boys

Our Price: $11.97
In Stock
Under $20 - Scary Bones Skeleton Child Costume

Scary Bones Skeleton Child Costume

Our Price: $18.99
In Stock
Under $20 - Children's Joseph Biblical Costume

Children's Joseph Biblical Costume

Our Price: $17.97
In Stock
Under $20 - Boy's Werewolf Costume

Boy's Werewolf Costume

Our Price: $19.99
In Stock
Under $20 - Elvis Presley Child's Costume

Elvis Presley Child's Costume

Our Price: $18.99
In Stock
Under $20 - Child's Burgundy Wise Man Costume

Child's Burgundy Wise Man Costume

Our Price: $17.97
In Stock
Under $20 - Children's Blue Wise Man Costume

Children's Blue Wise Man Costume

Our Price: $17.97
In Stock
Under $20 - Child's Indian Costume

Child's Indian Costume

Our Price: $17.97
In Stock
Under $20 - Child's Purple Wiseman Costume

Child's Purple Wiseman Costume

Our Price: $17.97
In Stock
Under $20 - Kids' Ninja 2nd Skin Costume

Kids' Ninja 2nd Skin Costume

Our Price: $18.99
In Stock
Under $20 - Child Colonial Boy Costume

Child Colonial Boy Costume

Our Price: $19.97
In Stock
Under $20 - Toddlers Stealth Ninja Costume

Toddlers Stealth Ninja Costume

Our Price: $19.97
In Stock
Under $20 - Child's Red Ninja Costume

Child's Red Ninja Costume

Our Price: $14.99
In Stock
Under $20 - Boy's Popeye Costume

Boy's Popeye Costume

Our Price: $18.99
In Stock
Under $20 - Stealth Red Ninja Boy's Costume

Stealth Red Ninja Boy's Costume

Our Price: $19.97
In Stock
Under $20 - Unisex Child Hot Dog Costume

Unisex Child Hot Dog Costume

Our Price: $19.99
In Stock
Under $20 - Boy's Greaser Costume

Boy's Greaser Costume

Our Price: $19.99
In Stock
Under $20 - Kids Green Ninja Avenger Costume

Kids Green Ninja Avenger Costume

Our Price: $19.99
In Stock
Under $20 - Boy Black Angry Birds Costume

Boy Black Angry Birds Costume

Our Price: $16.99
In Stock
Under $20 - Royalty Robe for Children

Royalty Robe for Children

Our Price: $17.99
In Stock
Under $20 - Kid's Captain Hook Costume

Kid's Captain Hook Costume

Our Price: $19.99
In Stock
Under $20 - Boy's Minion Dave Foam Costume

Boy's Minion Dave Foam Costume

Our Price: $18.99
In Stock
Under $20 - Child's Colonial / Pilgrim Costume

Child's Colonial / Pilgrim Costume

Our Price: $19.97
In Stock
Under $20 - Children's Clown Around Town Costume

Children's Clown Around Town Costume

Our Price: $14.99
In Stock
Under $20 - Falcon Classic Muscle Child Costume

Falcon Classic Muscle Child Costume

Our Price: $14.99
In Stock
Under $20 - Childs ER Doctor

Childs ER Doctor

Our Price: $15.97
In Stock
Under $20 - Unknown Phantom Child's Costume

Unknown Phantom Child's Costume

Our Price: $12.99
In Stock
Under $20 - Child's Ben Franklin Costume

Child's Ben Franklin Costume

Our Price: $17.97
In Stock
Under $20 - Child Disco Fever 70s Costume

Child Disco Fever 70s Costume

Our Price: $19.99
In Stock
Under $20 - I'm Invisible Boys' Black Skin Suit

I'm Invisible Boys' Black Skin Suit

Our Price: $19.99
In Stock
Under $20 - Children's Pirate Captain Costume

Children's Pirate Captain Costume

Our Price: $14.99
In Stock
Under $20 - Boy's Dragon Ninja Warrior Costume

Boy's Dragon Ninja Warrior Costume

Our Price: $19.99
In Stock
Under $20 - Child's Jedi Star Wars Robe

Child's Jedi Star Wars Robe

Our Price: $19.99
In Stock
Under $20 - Kid's Soul Taker Costume

Kid's Soul Taker Costume

Our Price: $19.99
In Stock
Under $20 - Girls Veterinarian Costume

Girls Veterinarian Costume

Our Price: $6.99
In Stock
Under $20 - Boys Ben 10 Spider Monkey Costume

Boys Ben 10 Spider Monkey Costume

Our Price: $19.99
In Stock
Under $20 - Toddler's Everlast Boxer Costume

Toddler's Everlast Boxer Costume

Our Price: $18.99
In Stock
Under $20 - Valiant Knight Costume for Children

Valiant Knight Costume for Children

Our Price: $19.99
In Stock
Under $20 - Child's Moses Costume

Child's Moses Costume

Our Price: $17.97
In Stock
Under $20 - Small Child Quality Woody Costume

Small Child Quality Woody Costume

Our Price: $16.99
In Stock
Under $20 - Child's Ghost Face Costume

Child's Ghost Face Costume

Our Price: $17.99
In Stock
Under $20 - Plush Horse Children's Costume

Plush Horse Children's Costume

Our Price: $16.99
In Stock
Under $20 - Child Hippie Costume

Child Hippie Costume

Our Price: $17.99
In Stock
Under $20 - I'm Invisible Boys' Red Skin Suit

I'm Invisible Boys' Red Skin Suit

Our Price: $19.99
In Stock
Under $20 - Black Ninja Avenger Kids Costume

Black Ninja Avenger Kids Costume

Our Price: $19.99
In Stock
Under $20 - Black Ninja Child Costume

Black Ninja Child Costume

Our Price: $9.99
In Stock
Under $20 - Child Elf Costume

Child Elf Costume

Our Price: $18.99
In Stock
Under $20 - Child's King Costume

Child's King Costume

Our Price: $19.99
In Stock
Under $20 - Child's Cape

Child's Cape

Our Price: $6.97
In Stock
Under $20 - Red Ninja Avenger Boy's Costume

Red Ninja Avenger Boy's Costume

Our Price: $19.99
In Stock
Under $20 - Boy's Superman Costume

Boy's Superman Costume

Our Price: $16.99
In Stock
Under $20 - Child's Woopie Cushion Costume

Child's Woopie Cushion Costume

Our Price: $19.99
In Stock
Under $20 - Boy's Bumblebee Transformers Costume

Boy's Bumblebee Transformers Costume

Our Price: $14.99
In Stock
Under $20 - Child's Cape

Child's Cape

Our Price: $6.99
In Stock
Under $20 - Hoopy the Clown Costume for Boys

Hoopy the Clown Costume for Boys

Our Price: $19.99
In Stock
Under $20 - Caribbean Pirate Costume for Boys

Caribbean Pirate Costume for Boys

Our Price: $14.97
In Stock
Under $20 - Kid's Warrior King Costume

Kid's Warrior King Costume

Our Price: $19.99
In Stock
Under $20 - Boys Ben 10 Swampfire Costume

Boys Ben 10 Swampfire Costume

Our Price: $19.99
In Stock
Under $20 - Child's I'm Invisible Blue Skin Suit

Child's I'm Invisible Blue Skin Suit

Our Price: $19.99
In Stock
Under $20 - Mexican Poncho Child's Costume

Mexican Poncho Child's Costume

Our Price: $19.99
In Stock
Under $20 - Child's Black Ninja Costume

Child's Black Ninja Costume

Our Price: $12.99
In Stock
Under $20 - Child Stealth Ninja Costume

Child Stealth Ninja Costume

Our Price: $19.99
In Stock
Under $20 - Abraham Lincoln Costume for Boys

Abraham Lincoln Costume for Boys

Our Price: $14.97
In Stock
Under $20 - Child Lil Hip Hop Star Costume

Child Lil Hip Hop Star Costume

Our Price: $4.99
In Stock
Under $20 - Boy's Running Bull Costume

Boy's Running Bull Costume

Our Price: $16.99
In Stock
Under $20 - Colonial Costume for Boys

Colonial Costume for Boys

Our Price: $15.99
In Stock
Under $20 - Child's Darth Vader Action Suit

Child's Darth Vader Action Suit

Our Price: $14.99
In Stock
Under $20 - Lightweight Kid's Penguin Costume

Lightweight Kid's Penguin Costume

Our Price: $19.99
In Stock
Under $20 - Child Superman Man of Steel Cape

Child Superman Man of Steel Cape

Our Price: $8.97
In Stock
Under $20 - Child's Confederate Soldier Costume

Child's Confederate Soldier Costume

Our Price: $19.99
In Stock
Under $20 - Unisex Elf Kids Costume

Unisex Elf Kids Costume

Our Price: $15.99
In Stock
Under $20 - Kids' Deluxe Blinky Pac-Man Costume

Kids' Deluxe Blinky Pac-Man Costume

Our Price: $12.99
In Stock
Under $20 - Lightweight Banana Child's Costume

Lightweight Banana Child's Costume

Our Price: $19.99
In Stock
Under $20 - Soul Taker Costume for Boys

Soul Taker Costume for Boys

Our Price: $19.99
In Stock
Under $20 - Deluxe Superman Black Suit Costume

Deluxe Superman Black Suit Costume

Our Price: $19.99
In Stock
Under $20 - Parker Panda Hoodie Costume for Boys

Parker Panda Hoodie Costume for Boys

Our Price: $19.99
In Stock
Under $20 - Barbarian Destroyer Boys' Costume

Barbarian Destroyer Boys' Costume

Our Price: $16.99
In Stock
Under $20 - Child's Dragonsaurous Costume

Child's Dragonsaurous Costume

Our Price: $19.99
In Stock
Under $20 - Annoying Orange - Boy's Pear Costume

Annoying Orange - Boy's Pear Costume

Our Price: $11.99
In Stock
Under $20 - Boys Muscle Shirt

Boys Muscle Shirt

Our Price: $16.99
In Stock
Under $20 - Child Cad Ban Clone Wars Costume

Child Cad Ban Clone Wars Costume

Our Price: $6.99
In Stock
Under $20 - Black Bat Cape Costume for Boys

Black Bat Cape Costume for Boys

Our Price: $4.99
In Stock
Under $20 - Boy's Hackus Smurf Costume

Boy's Hackus Smurf Costume

Our Price: $12.99
In Stock
Under $20 - St. Patrick's Day Boys Kit

St. Patrick's Day Boys Kit

Our Price: $6.99
In Stock
Under $20 - Big Top Terror Boy's Clown Costume

Big Top Terror Boy's Clown Costume

Our Price: $19.99
In Stock
Under $20 - Child 80s Rock God Costume

Child 80s Rock God Costume

Our Price: $9.99
In Stock
Under $20 - Deluxe Zod Child Costume

Deluxe Zod Child Costume

Our Price: $19.99
In Stock
Under $20 - Boy's Hunting Bushman Costume

Boy's Hunting Bushman Costume

Our Price: $19.99
Out of Stock
Under $20 - Child Angry Birds Blue Bird Costume

Child Angry Birds Blue Bird Costume

Our Price: $9.99
Out of Stock
Under $20 - ATC005760598

ATC005760598

Our Price: $14.99
Out of Stock
Under $20 - Child Toy Story Alien Costume

Child Toy Story Alien Costume

Our Price: $19.99
Out of Stock
Under $20 - Classic Iron Man Mark VI Costume for Boys

Classic Iron Man Mark VI Costume for Boys

Our Price: $19.99
Out of Stock
Under $20 - Child Ironhide Transformers Costume

Child Ironhide Transformers Costume

Our Price: $9.99
Out of Stock
Under $20 - Child's Leonardo TMNT Muscle Costume

Child's Leonardo TMNT Muscle Costume

Our Price: $19.99
Out of Stock
Under $20 - Children's Bakugans Dan Costume

Children's Bakugans Dan Costume

Our Price: $4.99
Out of Stock
Under $20 - Boy's Standard Spiderman Costume

Boy's Standard Spiderman Costume

Our Price: $16.99
Out of Stock
Under $20 - Rabbi Kids Costume

Rabbi Kids Costume

Our Price: $19.97
Out of Stock
Under $20 - Child Superman/Batman Reversible Cape

Child Superman/Batman Reversible Cape

Our Price: $17.97
Out of Stock
Under $20 - Boy's Green Lantern Costume

Boy's Green Lantern Costume

Our Price: $4.99
Out of Stock
Under $20 - Blue Superhero Cape Costume for Boys

Blue Superhero Cape Costume for Boys

Our Price: $5.99
Out of Stock

Older boys who love scary things have plenty of cheap options, too. There are zombie, ghost, and alien costumes that he can wear on Halloween to frighten everyone who answers the door. Star Wars movies and the Clone Wars animated TV show are very popular among boys. Many of his favorite characters have costumes under $20. Whether he wants to be a stormtrooper or Jedi, There's an outfit that will keep you within budget. Superheroes are also well represented in this budget section of the site. He'll find his favorites, including Batman and Superman. There are even Power Ranger and ninja costumes under $20. He'll love the Transformers outfits, too.

There are too many cheap costumes to mention, so you and your boy can browse this section and find the perfect costume for under $20.

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