45 Fun Costumes You Can Actually Wear to Your 9-to-5 This Halloween

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Halloween falls on a weekday this year (it's on a Tuesday, in case you were wondering), and odds are you're going to be in the office. But that doesn't mean you can't get in on the dressing-up fun yourself. There are plenty of work-appropriate costume ideas that are suitable for your 9-to-5 and won't cross professional lines. And if you're still WFH? Throwing on a little accessory to wear over Zoom is great way to get in the spooky spirit from afar.

From looks inspired by our favorite pop culture moments of the year (we're looking at you, Barbie!) to whimsical head-to-toe outfits and easy-on, easy-off ensembles (you know, in case you have an important meeting to run to!), here are 45 fun Halloween costumes for every kind of work environment.

Barbie Movie Women's Barbie Cowgirl Costume

We're calling it: Barbie is going to be the biggest Halloween costume of 2023. Get in on the fun and cosplay as Cowboy Barbie.

Daphne Dress Regency Dress

We burn for this Bridgerton-inspired costume, and so will your coworkers.

Halloween 1950s Grease Costume

This set has everything you need to turn yourself into a Pink Lady from Grease.

Breakfast at Tiffany's Holly Golightly Costume

Channeling Audrey Hepburn as Holly Golightly is always a good idea.

Adult Ted Lasso Track Suit Costume

Why not channel everyone's favorite soccer coach this Halloween?

Peter Pan Collar Long Sleeve Halloween Costume

Channel Wednesday Addams with this fit and flair dress and a white Peter Pan collar. Just add Wednesday's signature braids and dark makeup and you're ready to go.

Adult Scarecrow Poncho Costume

Simple and sweet, a scarecrow poncho is easy to wear with jeans and boots. You can even wear a normal shirt underneath for a quick costume change.

M3gan Adult Costume

Want to lean into the spooky spirt? A costume inspired by the M3gan doll will surely have your colleagues talking.

Mime Costume

Dressing up as a mime is a foolproof option if you're celebrating Halloween at the office. Just wear your favorite pair of black jeans with a black and white striped top and add a few accessories, like suspenders, a neck tie, and hat, for an effortless mime getup.

Skeleton Onesie

Working from home this Halloween? A roomy skeleton onesie is a cozy, low-key costume.

Women's WWII Icon Costume

Use this Rosie the Riveter costume as an excuse to invest in a denim boiler suit this fall. It will be a staple in your closet long after the holiday is over.

Edna Mode Halloween Costume

Edna Mode from The Incredibles is an unsung fashion hero. Her futuristic tailoring and blunt haircut are stylishly distinctive.

Where's Waldo Costume

Pair blue jeans with a white and red striped shirt and on-theme accessories (like a matching hat and Waldo's signature black glasses) to look like the iconic character.

Men's Top Gun Flight Suit Costume

A classic flight suit from Top Gun, which is back in theaters with a sequel this fall, is instantly recognizable and easy to slip on or off for the office party.

Darling Ladybug Halloween Costume

Always a lady, even if you're spotted. This dainty (and oh-so easy) costume is great to flit about in the office.

Cat Ears and Tail Costume Adult Women

Is dressing up as a cat for Halloween original? No. But will it do the trick? Duh. Put on these classic black cat ears and tail with an all-black ensemble and you're all set.

Unisex-Adult Puppy Dog Ears Headband and Tail Costume

More of a dog person? Wearing puppy ears and a tail is another foolproof and classic costume idea.

Strawberry Moon Costume

Get your team together and pick a fruit or member of a major food group. Hey, you can even bring a fruit salad to top things off.

Masquerade Party Mask Venetian

A simple black face mask can transform into a variety of costumes, like Zorro, the anime character Tuxedo Mask, or a masquerade ball guest.

Adult Taco Costume

In keeping with the food theme, who doesn't love tacos—on Tuesday, and every day of the week.

Classic Star Wars Grand Heritage Han Solo Costume

If you want to let your co-workers know just how obsessed with Star Wars you are, there's no better way than with a Han Solo costume.

Halston x Netflix Elsa Tie-Dyed Chiffon Caftan

If you couldn't get enough of Halston channel one of his muses for a look that will still work, even if it is not Halloween.

Nickelodeon Rugrats Chuckie Costume

Want to get nostalgic? Channel the Rugrats in a Chuckie Finster costumer.

Adult Ghost Costume

You can't go wrong with a classic ghost costume on Halloween. And, for an office setting, you can wear any outfit you want underneath for actual professional obligations. Bonus: if you work in journalism or a in a copy-related field, claim to be a ghost writer. It'll slay.

Men's Postman Costume

This mail carrier costume will no doubt make your coworkers laugh on Halloween. All you need an accessory kit, like this one that includes a hat, vest, and bag, and a plain outfit underneath.

More: Easy Men's Halloween Costumes

Eleven Cosplay Jumpsuit

Stranger Things fans, opt for this bright printed dress like the one worn by Eleven in the series.

Dr. Seuss Thing 1 and Thing 2 Costume

Make it official with your work husband or wife with a fun couples costume, like these "Thing 1" and "Thing 2" shirts. Add your favorite black pants and you're ready to go.

Lab Coat

Dress like the scientist of your choice, from Albert Einstein and Bill Nye to the infamous Elizabeth Holmes, using a white lab coat as a base for your costume.

Ferris Bueller's Day Off Costume

Nod to Ferris Bueller's Day Off with this handy accessory kit, which includes a cream and black faux leather jacket just like the one Ferris wears in the classic film. It even has the patterned vest attached.

Astronaut Costume

An easy space suit makes for an out-of-this-world costume idea for the office.

Hippie Costume Wig Set

A hippie costume is not only work-appropriate, but it's totally groovy too.

Ghostbusters Halloween Costume

Wear this to work, and we guarantee your colleagues will singing the "Ghostbusters" song all day long.

Superhero Capes and Masks

When in doubt, dress as a superhero. It's low-lift and pairs well over an all-black outfit.

Adult ER Surgeon Costume

Love medical dramas? Here's your chance to live out your Grey's Anatomy or ER doctor dream.

Chef Apron Set

Every chef needs a sous chef. This 2-in-1 costume is the perfect opportunity for you and your work bestie to coordinate your Halloween looks.

Progressive Flo Costume Set

Channel Flo from the Progressive commercials will be hit amongst your coworkers.

Sailor Ship Yacht Boat Captain Hat Costume

Make waves this Halloween as a sailor. Pair the accessories with a nautical Breton top, and you'll have yourself a winning costume.

Disney Alice in Wonderland Queen of Hearts Costume

For the Disney lover, consider an Alice in Wonderland-themed costume.

Willy Wonka & the Chocolate Factory Costume

Dressing up as the beloved characters from Charlie and the Chocolate Factory with your colleagues is a great group costume idea.

Legally Blonde 2 Elle Woods Costume

Channel your inner Elle Woods in this pretty-in-pink business set.

Bob Ross Costume

It couldn't be a better time to pay tribute to everyone's favorite celebrity art instructor.

Halloween Adult Pumpkin Costume Set

Dressing as a pumpkin is a foolproof way to stay on brand this Halloween.

Adult Magic Magician Costume

Dressing up as a magician will finally give you the chance to show off all the tricks you've had up your sleeve.

1920s V Neck Sequin Beaded Fringed Dress with 20s Accessories Set

Throw it back to the Roaring Twenties with a flapper costume set complete with '20s-inspired accessories.

Stewardess Costume

Keep your Halloween style elegant and sophisticated in a skirt suit paired with stewardess accessories.

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