Nerd Costumes - Men, Women, Kids School Geek Costume Ideas & Accessories for Sale

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Go back to school this Halloween with one of these men or womens nerd costumes.  You will definitely be in a class of your own as you show off your intelligence and pocket protector at the party.  The nerd costume is a fun costume idea with plenty of potential pairing for a clever couples costume.  So buy your favorite nerd costume today and wear it proudly to the party.

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Are you ready for Halloween 2023? Funtober has listed hundreds of costume ideas and thousands of Halloween costumes for sale this year. We have an incredible selection of halloween costumes for women, men, and kids. We help couples find fun and amazing adult costumes, women find the perfect sexy costume, parents find the outfit that will thrill their child as well as the baby costumes that will adorn their first Halloween pictures forever.

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Shop Nerd Costume Accessories

We have a great selection of nerd costume ideas for sale here. Whether you are looking for something for your son, your daughter, or even yourself, you can find it among these outfits:

Baby nerd costume: Your infant will look so cute this October in one of these baby or toddler costumes.

Girls nerd costume: If your daughter wants a great 1950s costume, let her don one of these nerd costumes for kids. She is sure to love the classic look of school children everywhere.

Boys nerd costume: Get your boy a pencil, paper and calculator so he can emphasize his desire to be an engineer or computer programmer in the future.

Men's nerd costume: Go to the head of the class this fall while emphasizing your intelligence to all of the guests at the Halloween party.

Sexy nerd costumes: If you love smart men, give them a look that they will love this Halloween. These school girl costumes will have them asking you to tudor them in a study session in no time at all!

Don't forget to buy a few costume accessories to complete your nerd outfit, including glasses, pocket protector, calculator, bow tie, suspenders and other items.

Nerd Costume Ideas

Dressing up as a nerd for Halloween is a fun and nostalgic choice that allows you to embrace your inner geekiness. Here are several nerd costume ideas to consider:

Classic Nerd

The classic nerd costume is characterized by high-waisted pants, a tucked-in button-up shirt, and suspenders. Add a bow tie or necktie, along with thick-framed glasses and pocket protectors. Complete the look with mismatched socks and a stack of books or a calculator as props.

Science Nerd

For a science nerd costume, wear a lab coat over your outfit and carry a clipboard or a science-related prop like a beaker or test tube. Accessorize with safety goggles, a pocket protector filled with pens, and a badge or name tag indicating you're a scientist or researcher.

Comic Book Nerd

Pay homage to your favorite comic book characters by dressing up as a comic book nerd. Wear a shirt featuring your favorite superhero or comic book logo, along with graphic print pants or leggings. Complete the look with superhero-themed accessories like a cape, a mask, or a utility belt.

Gamer Nerd

Embrace your love for gaming by dressing up as a gamer nerd. Wear a gaming-themed t-shirt or hoodie and accessorize with a headset or gaming controller. Carry a backpack or messenger bag filled with video game merchandise or game consoles. Don't forget to wear gamer-themed accessories like keychains, pins, or bracelets.

Movie Nerd

For a movie nerd costume, wear a t-shirt or hoodie featuring your favorite movie or movie franchise. Pair it with jeans or shorts and comfortable sneakers. Carry a popcorn bucket or a movie ticket as props, and wear movie-themed accessories like film reel earrings or a director's clapboard.

Nerd Costume Accessories

To enhance your nerd costume and make it more distinctive, there are several accessories you can consider. Here are some options to complete your nerd-inspired look:


Thick-framed glasses are a classic nerd accessory. Look for frames with black or tortoiseshell patterns. You can also opt for oversized round or square frames for a more exaggerated nerd look. If you don't require prescription glasses, you can wear non-prescription lenses or use frames without lenses.


Suspenders are an iconic nerd accessory. Look for suspenders in bold colors like red, yellow, or blue. Pair them with high-waisted pants or a skirt for an authentic nerd look. Alternatively, you can wear a bow tie or necktie in a vibrant pattern or a geeky theme.

Pocket Protectors

A pocket protector adds an extra touch of nerdiness to your costume. Attach it to your shirt pocket and fill it with pens, pencils, and highlighters. You can even attach a calculator or a ruler to the pocket protector for added effect.

Tech Gadgets

Carry around tech gadgets like smartphones, tablets, or a smartwatch as nerd accessories. You can also wear a lanyard with an ID badge or a keycard holder to further emphasize the nerd persona. Consider attaching geeky or nerdy keychains to your lanyard for extra nerd flair.

Group and Couples Costume Ideas for Nerd Costumes

Nerd-themed costumes offer fantastic opportunities for group or couples' ensembles, allowing you to create a fun and cohesive nerdy squad. Here are some ideas to consider:

The Big Bang Theory Group

Gather a group of friends and dress up as characters from the popular TV show "The Big Bang Theory." Each person can choose a character like Sheldon, Leonard, Penny, Howard, or Raj. Coordinate your costumes to match their iconic looks, complete with character-specific quirks, catchphrases, or props.

Video Game Crew

For a gaming-themed group costume, each person can dress up as a character from a popular video game. Choose a game like Super Mario, The Legend of Zelda, or Overwatch and assign characters to each member. Coordinate your costumes to match the characters' outfits, accessories, and weapons.

Academic Team

Create a nerdy academic team by dressing up as different academic stereotypes. Have one person dress up as a math whiz, another as a science nerd, another as a bookworm, and so on. Each member can wear a nerdy outfit that represents their academic specialty, complete with accessories like calculators, textbooks, or lab coats. Wearing a nerd costume for Halloween allows you to embrace your inner geekiness and have fun with your favorite nerdy hobbies and interests. With the addition of nerd costume accessories like glasses, suspenders, pocket protectors, or tech gadgets, you can take your costume to the next level. And if you're dressing up as a group or a couple, consider ideas like "The Big Bang Theory" group, a video game crew, or an academic team to create a cohesive and entertaining ensemble. So let your nerd flag fly and have a geek-tastic Halloween!

Short Descriptions for the Above Products:

Revenge of the Nerds Tri Lambda Black with White Mens Costume Cardigan Sweater Halloween Costume Cosplay Description:
  • 100% Cotton
  • Made in the USA or Imported
  • Pull On closure
  • Machine Wash
  • Officially-Licensed
  • All Sizes Available
  • Perfect Gift For Fans of Revenge of the Nerds
  • Add a costume wig and a pair of glasses and you’ll immediately be transformed into everyone’s favorite goofy character from the early-1980s Nerds movie
Girl’s Science Nerd Costume Description:
  • Jersey Knit,Jersey,Polyester
  • Drawstring closure
  • Machine Wash
  • 100% polyester
  • Jersey knit pullover shirt has a button and elastic band closure on the back of the neck
  • Printed graphics on the front of the shirt
  • Jersey skirt w/ shoulder straps has zipper down side seam
  • Jersey pair of socks has all over printed graphics
Spirit Halloween Kids Neon Misfit Nerd Costume | Girls Costume | Easy Costume Description:
  • Polyester
  • Hand Wash Only
  • This costume includes a plaid dress including suspenders and a pair of knee high socks. No costume is complete without cute accessories, mis-matched hair bows and glasses are included!
  • You will be on your way to an A+ in this costume! This costume comes in a long sleeve style and a zipper closure.
  • There will be no missing you in this neon ‘fit. This costume is made of made of polyester.
  • This costume cannot fail! Hand wash in cold water, or spot clean as needed. Lay the costume flat to dry.
  • You will definitely pass the test of fashion when wearing this costume at the next party. This costume has been imported.
Spirit Halloween Kids Misfit Nerd Costume | Nerd Cosplay | Easy Halloween Costume | Classroom Nerd Cosplay Description:
  • Polyester
  • Zipper closure
  • When trying to decide between two sizes, choose the larger size for a better fit.
  • This costume includes a dress, glasses, socks, hair accessory, and suspender. Put it all together and you’ll look like the cutest nerd in the school yard!
  • Made from polyester and spandex material, this Misfit Nerd costume makes for a breathable and comfortable fit so you can trick or treat with ease!
  • Take extra caution when cleaning this product to avoid wear and tear. Always be sure to spot clean to prolong the life of the costume.
  • This costume is imported. Shirt, shoes, fishnets, and jewelry not included. Get ready to show off your book smarts this Halloween when you wear this outfit!
Rubie’s Costume Child’s Nerd Girl Costume, Small, Multicolor Description:

Hand Wash in Cold Water.
Line Dry.
No Bleach.

Leg Avenue Class Nerd Keyhole Top Suspender Shorts Bow Tie Faux Frames Description:

New costume for 2013. Plaid school girl shoe sold separately.

Leg Avenue Women’s 4 Piece Naughty Nerd Costume Description:

Quality materials used for all leg avenue products. 100 percent designed and tested for the toughest situations and environments. Whether you are a professional, recreational user, or even casual, leg avenue will fit the mold for all types of people.

Nursery Nerd Infant Costume Description:

Jumpsuit with attached bowtie. Snaps for easy Diaper change and glasses.

MUSIC LEGS Women’s Class Nerd Description:

Crest patch detail. Button cuff trim jacket.

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