73 Easy Last Minute College Halloween Costumes: Ideas for Girls and Guys

Remember being a kid and dying to be that Powerpuff Girl, only to end up as a sad bed-sheet ghost? Fast-forward to college, and guess what? Nothing’s changed-except now it’s even more hilarious. Late-night cramming? Check. Overslept? Check. Costume-less? Triple check. But before you panic, know this: Halloween magic is real. It’s literally OK to go from zero to super cute in an hour. Time to embrace your inner Euphoria starlet or goofy “Red Flag.” Ready to make procrastination look Pinterest-worthy? Buckle up-your costume glow-up is here.

Hot Cheeto in Human Form

Last Minute College Halloween CostumesWear fiery red, orange, or cheetah print, tease your hair like it just saw midterms, and strut like you’re the snack aisle’s hottest item. Bonus if you carry an actual bag of Hot Cheetos like a clutch. Spicy, salty, chaotic – just like your group chat energy.

Woke-Up-Like-This Celebrity (feat. Bedazzled Chaos)
Last Minute College Halloween Costumes

Photo Credit – @katiefeeneyy

Think paparazzi-meets-pajamas. Satin robe, oversized sunnies, Starbucks cup in hand, and dramatic bedhead. Add a neck pillow and pretend you’re late for your first Vogue cover shoot. Would you slay or just sleep through it?

Group Project Ghost (a.k.a. You Never Showed Up) Last Minute College Halloween CostumesToss on a white sheet with “I’m still in the group, I swear” scrawled in Sharpie. Make occasional haunting groans like “Did we submit that?” or “Sorry, I was busy.” Tag your group members. If you dare.

Pinterest Girl in the Wild
Last Minute College Halloween CostumesOversized flannel, brown boots, messy bun, and pumpkin-spice everything. Carry a Polaroid and say things like “this lighting is literally giving autumnal nostalgia.” Warning: may cause sudden urges to redecorate your dorm with fairy lights.

Emotionally Unavailable Vampire
Last Minute College Halloween CostumesSharp eyeliner, red lips, leather jacket, and a deadpan look that screams “I bite… but I won’t text back.” It’s Twilight-core meets situationship energy. Are you haunting them or healing from them?

Billie Eilish From the Closet You Can Afford

Last Minute College Halloween CostumesBaggy thrifted clothes in neon green or slime-core shades, chunky sneakers, and a moody stare. Toss on some fake nails and mutter song lyrics under your breath like “Duh.” Cost: $12. Impact: legendary.

iCarly Goes to College Last Minute College Halloween CostumesGrab a camcorder, a thrifted baby tee, and scribble “LIVE STREAMING” on a cardboard sign. Channel chaotic Gen Z media queen vibes. Throw in a random sock puppet. Gen Alpha won’t get it – and that’s the point.

Barbie… But Make It Existential

Last Minute College Halloween CostumesWear pink everything but pair it with a blank stare and carry a “What is the meaning of life?” notebook. Say things like “Every day is a new accessory for the void.” It’s giving Greta Gerwig therapy hour.

Broke Fairy Godparent
Last Minute College Halloween CostumesDollar-store wings, glittery eyeshadow, and a wand made of chopsticks and duct tape. Promise to grant people “one mediocre wish.” Like passing their 8am or finding an outlet at Starbucks.

Lana Del Rey Album Cover
Last Minute College Halloween CostumesWhite dress, soft curls, winged liner, and a dead stare into the void. Carry a flower crown and heartbreak you can’t quite explain. Bonus points if you sit on a swing for no reason and sigh poetically.

Academic Weapon in the Streets, Hot Mess in the Sheets

Last Minute College Halloween CostumesButton-down half-tucked into pajama pants, carrying both a laptop and an energy drink. Tell people you’re studying at the party “for vibes.” Extra credit if you highlight things mid-dance.

The “I Just Got Dumped But I Look Fantastic” Fit

Last Minute College Halloween Costumes

Red dress, revenge heels, glitter tears, and Ariana Grande-level hair flips. Tell everyone your costume is “personal growth.” Whisper “thank u, next” to strangers. Watch them fall in love.

Clone From Your FYP

Last Minute College Halloween CostumesChoose three TikTok trends, layer them all. Think corset + mini skirt + thriftcore + cottagecore + chaotic eyeliner. You are the algorithm. Confuse everyone. Slay everyone.

The One Girl from That Meme
Last Minute College Halloween CostumesOversized sweatshirt, blank stare, holding a red Solo cup with existential dread. Caption everything “me watching my GPA drop in real time.” Easy, eerie, iconic.

Fallen Angel, But Like, Emotionally
Last Minute College Halloween CostumesHalo slightly bent, smudged mascara, black wings (preferably made of cardboard and coping mechanisms). Tell people you got kicked out of heaven for sending unhinged 3am texts.

Mamma Mia Core (Donna in the Streets, Dancing Queen in the Sheets)

Last Minute College Halloween CostumesFlowy floral dress, big hair, bangles. Scream “young and sweet, only seventeen!” at anyone with a pulse. Channel Greek-island romance even if you’re just in a dorm stairwell.

Harry Styles’ Closet After a Tornado
Last Minute College Halloween CostumesFeathers, pearls, glitter, fringe. Steal your grandma’s boa and your roommate’s nail polish. No rules, just vibes. Confuse the masses. Are you fashion-forward or fashion-foolish? Yes.

Netflix True Crime Doc Star

Last Minute College Halloween CostumesSweatshirt, messy bun, dark under-eye circles, and an iced coffee the size of your trauma. Talk in monotone about your “toxic ex” and how it’s “still an ongoing investigation.”

Miss Americana (but she’s off-duty)
Last Minute College Halloween CostumesTiny flag face tattoos, denim jacket, red lipstick, Taylor Swift sadness. Pretend you just got ghosted on the 4th of July. “It’s a love story, baby just ghost me.”

Canceled Celebrity Redemption Arc
Last Minute College Halloween Costumes

Sunglasses, hoodie, iced coffee, “I’m learning and growing” sign around your neck. Say “I’ve changed” with no further explanation. Forgive yourself, then ghost the group chat.

The College Frat House Ghost
Last Minute College Halloween CostumesToga sheet, empty beer cans as chains, moaning things like “Brooo where’s the pong table?” Literally haunt the hallway with frat boy regrets. Best served with a fake mustache and a Natty Light.

Midnight Library Aesthetic
Last Minute College Halloween CostumesTurtleneck, plaid skirt, glasses, smudged red lipstick, and a mysterious book you never open. Channel main-character energy. Whisper lines from Sylvia Plath in the bathroom line.

Glitched Sims Character

Last Minute College Halloween CostumesMismatch clothes, bold green headband (plumbob), and start doing weird, jerky dances. Pause mid-step. Freeze randomly. Pee yourself metaphorically. You are now the bug in the Matrix.

Messy Co-Star Account
Last Minute College Halloween Costumes

Sign on chest with your sun/moon/rising and “Toxic But Hot” vibes. Carry crystals and blame everything on Mercury retrograde. Ask people their sign, then ghost them.

Dorm Room Demon
Last Minute College Halloween Costumes

Oversized hoodie, three-day-old mascara, and crumbs in your hair. Crawl out from under a comforter at the party like you’ve risen from academic hell. Make eerie groans: “My paper’s late… I haven’t slept…”

Cowgirl Gone Rogue

Last Minute College Halloween Costumes

Boots, hat, red bandana, and serious yeehaw energy. But also…fishnets. Ask people if they’ve seen your horse. Then wink. You’re not riding into the sunset – you are the sunset.

Canceled Childhood Icon (Adult Version)
Last Minute College Halloween CostumesThink: edgy Dora with fishnets and a flask. Or emo Elmo. Or a jaded Blue’s Clues Steve with trust issues. The nostalgia hurts. But like, in a cute way.

Witch That Majored in Marketing
Last Minute College Halloween CostumesPointy hat, little black dress, pumpkin-colored heels, and a tote bag that says “Boss Witch.” Cast spells like “networking” and “branding.” Carry a resume scroll. Slay them with a spell or a pitch.

Librarian… But Make It Lana
Last Minute College Halloween CostumesButton-down, pencil skirt, cigarette you don’t light, and trauma you romanticize. Tell people you’re reading Lolita for “aesthetics not analysis.” Make everyone feel like a poem.

Manifestation Baddie
Last Minute College Halloween CostumesVelvet robe, crystal headband, affirmations as accessories. Chant “I am the main character” until the vibes shift. Ask for a sign, get a free drink instead.

Low-Budget Disney Channel Star
Last Minute College Halloween CostumesBright colors, layers on layers, fake microphone, and wild expressions. Say things like “This is SO not what I planned!” Bonus: interrupt conversations with “You’re watching Disney Channel” and fake draw the logo.

Wednesday Addams’ College Semester Abroad
Last Minute College Halloween CostumesAll-black fit with platform boots, but add international flair – beret, dramatic eyeliner, and say things like “I studied the darkness of the human soul… in Paris.”

The Walking 404 Error
Last Minute College Halloween CostumesGlitchy makeup, a printed “404: Costume Not Found” sign, and robotic walk. Blame all awkward silences on buffering. When someone asks your name, respond with “loading…”

Dorm Shower Gremlin
Last Minute College Halloween CostumesShower caddy, towel on head, and flip flops. Just tell people you got locked out. Again. Scary, but make it relatable. The horror is in the hygiene.

The One Who Took It Too Seriously

Last Minute College Halloween CostumesGiant cardboard prop, blood makeup, spooky soundtrack. Everyone else is chill – you brought Hollywood-level horror. Bonus points if you cry because no one appreciates the “craft.”

Renaissance Fair Dropout
Last Minute College Halloween CostumesCloak, corset, goblet. Walk around yelling “Huzzah!” at unsuspecting Econ majors. It’s Shakespeare meets sugar crash. Extra sparkle if you speak only in rhymes.

The ‘Core’ Collector
Last Minute College Halloween Costumes

Cottagecore dress, goblincore boots, dark academia book, and yassified goblet of matcha. You collect aesthetics like Pokémon. “I’m not confused, I’m multifaceted.”

Spooky Slumber Party Queen
Last Minute College Halloween Costumes

Silk PJs, face mask, sleep mask as headband, and fuzzy slippers. Hand people fake invitations to your “Exclusive Ghost Gossip Sleepover.” Giggle ominously.

Apocalypse Influencer
Last Minute College Halloween Costumes

Cargo pants, crop top, duct-taped water bottle, and “Live Laugh Loot” sign. Influencing through the end of times. Say things like “Hey guys, welcome back to my survival haul!”

Emoji Come to Life
Last Minute College Halloween CostumesPick your fave emoji and full-send it. Peach? Tight pink dress. Cry-laugh face? Smudged eyeliner, confused expression. Skull? Dead inside but cute outside.

Gossip Girl Text Blast
Last Minute College Halloween CostumesAll-black fit, phone glued to hand, and a glittery “XOXO” on your forehead. Secretly whisper fake tea at the party. “Did you hear Chad’s failing?” Never explain.

Villain Era Debutante
Last Minute College Halloween Costumes

Gloves, pearls, power stance. Say things like “I’m in my villain era” while sipping soda from a champagne flute. Ask people their trauma with a smile.

Cursed Bratz Doll

Last Minute College Halloween CostumesHigh boots, mini skirt, glossy lips, and plastic fabulousness. Walk like you own the world but lost the manual. Carry a brush for your hair – and your enemies.

Final Girl Energy
Last Minute College Halloween CostumesBlood-stained shirt, mascara running, but heels still on. Whisper “I’ve seen things.” Run dramatically when someone says “shots.” Tell your survival story with flair.

The Syllabus Manifestation
Last Minute College Halloween CostumesTape syllabi to yourself. Say things like “I am the ghost of due dates past.” Terrify everyone just by existing. Boo, baby. Boo.

Low-Effort God/Goddess
Last Minute College Halloween Costumes

Bedsheet toga, leafy crown, and divine disinterest. Carry grapes, speak only in vague prophecies, and ignore texts. You are above it all, literally.

Main Character at a Fall Festival
Last Minute College Halloween Costumes

Corduroy everything, cinnamon lipstick, and a fake caramel apple as a prop. Take dramatic bites while making deep eye contact. Extra credit for narrating your own inner monologue.

The Instagram Filter Come Alive
Last Minute College Halloween CostumesButterfly clips, sparkle face gems, fake freckles, and suspicious perfection. Only take photos at golden hour. Say “don’t tag me unless I look hot.”

Basic Witch, But With Depth
Last Minute College Halloween CostumesPumpkin hat, black tights, tiny cauldron. But also? You have feelings. Brew emotional clarity, not just pumpkin spice. Cast protective spells for your BFFs.

Literally Just Vibes

Last Minute College Halloween CostumesNo costume. Just glitter, confidence, and chaotic charm. When asked what you are, say “a vibe.” Maybe the vibe. No one can argue with that.

So next time you’re scrambling for a costume and wondering, “Can I pull this off?” the answer is absolutely. Being last-minute just means you’re in touch with the real spirit of Halloween fun, fearless, and a tiny bit unhinged. This holiday is your invitation to play dress-up like a kid again, but with that bold adult attitude. Go all out, lean into the trends you love, and don’t forget to tag your crew. Halloween’s too short to take seriously, so laugh loud, look fab, and let your creativity run wild!

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