Halloween Costume Contests in Denver 2026

29Oct

Mile High Trunk or Treat 2026

Empower Field at Mile High

29 Oct 2026

FREE

31Oct

Denver Halloween Bar Crawl — Halloween Saturday on Sat, Oct 31st

Whiskey Bar

31 Oct 2026

USD 18 TO 44

31Oct

Fideles | Halloween Warehouse

Denver

31 Oct 2026

31Oct

Denver, CO - Halloween Bash @ Punch Bowl Social

Punch Bowl Social Denver

31 Oct 2026

USD 12

31Oct

Denver Halloween Bar Crawl 2026

One Shot Back

31 Oct 2026

USD 18 TO 24

30Oct

Halloween Eve Bar Crawl 10/30 - DENVER (LoDo)

Cantina

30 Oct 2026

USD 19 TO 23

30Oct

Denver Tamasha Bhoots: Bollywood Halloween Party @The Church Nightclub

The Church Nightclub

30 Oct 2026

USD 29 TO 194

30Oct

Downtown Aquarium - Spirits Under the Sea Cocktail Event

Downtown Aquarium

30 Oct 2026

USD 111

29Oct

Monster Masquerade Adult Night

2300 Steele St, Denver, CO, United States, Colorado 80205

29 Oct 2026

24Oct

Daft Disko Halloween: Denver

Cervantes' Other Side

24 Oct 2026

USD 29

30Oct

Denver's Haunted Hop 2026: Halloween Bar Crawl (Friday, Oct 30)

Whiskey Bar

30 Oct 2026

USD 18 TO 34

31Oct

NOCTURNAL: Denver Halloween Costume Party (21+)

Bierstadt Lagerhaus

31 Oct 2026

USD 29 TO 34

30Oct

Denver Halloween Bar Crawl — Halloween Friday, Fri, Oct 30

Whiskey Bar

30 Oct 2026

USD 18 TO 34

24Oct

Haunted Howl-o-ween Party for Dogs at Wag Hotels Denver

Wag Hotels - Denver

24 Oct 2026

USD 0 TO 22

31Oct

The Monster's Ball - Halloween Concert featuring Beasts of No Nation

Spangalang Brewery

31 Oct 2026

USD 10 TO 23

30Oct

Zombies Vs. Vampires: A Delightfully Undead Burlesque/Drag Show

1800 S. Broadway

30 Oct 2026

USD 23 TO 215

30Oct

Chaotic Singles SAPPHIC HALLOWEEN Party (Denver)

The 99ers Sports Bar

30 Oct 2026

23Oct

Harvest Hoot

Children's Museum of Denver at Marsico Campus

23 Oct 2026

30Oct

Glamorous Monsters Halloween Party!

The Olive Tiger

30 Oct 2026

USD 7

31Oct

Tricks for Treats Halloween Party

Odell Brewing Five Points Brewhouse

31 Oct 2026

FREE

24Oct

Halloween Costume Bar Crawl - Sat, Oct 24th (7:00pm-11:30pm)

Tony Tenderonis

24 Oct 2026

USD 39

30Oct

Neitherworld NightClub at the Historic Evans School

1115 Acoma St

30 Oct 2026

USD 29

24Oct

Nightmare On Broadway St

Coco Bongos Denver

24 Oct 2026

USD 29 TO 39

31Oct

Punk Halloween

Odell Brewing Sloan's Lake Brewhouse & Pizzeria, Perry Street, Denver, CO, USA

31 Oct 2026

FREE

24Oct

PawsCo's Pawstume Party!

Zuni Street Brewing Company

24 Oct 2026

FREE

31Oct

Paranormal Investigation

715 S Forest St, Denver, CO, United States, Colorado 80246

31 Oct 2026

31Oct

Halloween @ Star Bar!

Star Bar

31 Oct 2026

30Oct

Brass & Bones: A Spangalang Halloween Party featuring Brothers of Brass

Spangalang Brewery

30 Oct 2026

USD 10 TO 23

30Oct

Haunted Hoochie

1032 W 1st Ave

30 Oct 2026

USD 0 TO 23

31Oct

Till Death Do Us Party

Dearly Departed

31 Oct 2026

USD 98 TO 130

30Oct

Animation Domination: Live Music and Cartoon Costumes

Town Hall Collaborative

30 Oct 2026

USD 18

24Oct

Nightmare On Broadway St.

Coco Bongos Nightclub

24 Oct 2026

28Oct

Halloween Plant Bingo and Costume Contest at Bierstadt Lagerhaus

Bierstadt Lagerhaus

28 Oct 2026

USD 45

30Oct

CLEAN UP IN COSTUME

Odell Brewing Sloan's Lake Brewhouse & Pizzeria, Perry Street, Denver, CO, USA

30 Oct 2026

FREE

30Oct

Witches & Wiseguys Halloween Party

Potenza Lodge

30 Oct 2026

30Oct

Halloween Costume Dance Party

Elks Lodge #17, 2475 West 26th Avenue, Denver, CO, USA

30 Oct 2026

USD 23 TO 55

24Oct

Cella Dwellas "LIVE" at Bar Red

Bar Red

24 Oct 2026

USD 23

30Oct

Halloween Costume Party at Mile Hi City Pickleball

Mile Hi City Pickleball

30 Oct 2026

FREE

31Oct

Halloween Yoga in Denver | Costume Contest

River North Brewery - Blake Street Taproom

31 Oct 2026

USD 18 TO 34

30Oct

Halloween Party!

Denver Elks Lodge #17

30 Oct 2026

31Oct

Cuffin' R&B Halloween

Spangalang Brewery

31 Oct 2026

24Oct

A Night in Velaris: An ACOTAR-Inspired Crochet & Costume Party

3040 Blake St #131

24 Oct 2026

USD 55 TO 82

31Oct

HALLOWEEN NIGHT: Level 999 Ft. ADAMUSIC (Los Angeles) + $3000 Costume Contest

Tracks Denver

31 Oct 2026

31Oct

Heimdall Halloween Party

5514 E 33rd Ave, Denver CO 80207

31 Oct 2026

30Oct

Try-It Night at the Wheel and Halloween Party

3349 Blake St., Denver, CO, United States, Colorado 80205

30 Oct 2026

31Oct

Dave and Boo-ster's - Denver

Dave & Buster's Denver, 2000 S Colorado Blvd, Denver, 80222, Denver, US

31 Oct 2026

24Oct

The Society: Halloween at Clayton

Clayton Members Club & Hotel

24 Oct 2026

USD 205

31Oct

The Ultimate Halloween Party

Theo Apartments

31 Oct 2026

USD 23

31Oct

Halloween Pre Game - $20 Open Bar

Spangalang Brewery

31 Oct 2026

USD 23

24Oct

TERROR TOWN | Red Carpet Halloween Party -VIEWHOUSE BP Hosted by @KURTTOCCI

Viewhouse Ballpark

24 Oct 2026

USD 34 TO 93

30Oct

Animation Domination! Halloween Show with CoverGurls and Wife Pleaser!

Town Hall Collaborative

30 Oct 2026

24Oct

Costumes & Pilates

5800 E Evans Ave suite 202

24 Oct 2026

USD 34

30Oct

Big DRAG Halloween: Costume Contest

Blend.Co

30 Oct 2026

USD 23

31Oct

HELL NIGHT BASH 2026

The Brutal Poodle

31 Oct 2026

24Oct

Ritmo Cascabel + Los Mocochetes + Gallo En Chicha

7 S Broadway, Denver, CO, United States, Colorado 80209

24 Oct 2026

31Oct

Halloween at Vivid Minds Cafe

1545 S Broadway, Denver, CO, United States, Colorado 80210

31 Oct 2026

31Oct

Old School R&B Halloween Party at Brooklyn’s on Broadway

Brooklyn's Finest Pizza (Denver)

31 Oct 2026

31Oct

Trick or Treating in the Multiverse

Meow Wolf Denver

31 Oct 2026

24Oct

Revelry of Witches & Goblins

Veterans of Foreign Wars VFW Post 1

24 Oct 2026

28Oct

90's and 2000's Halloween Costume Party with The Throwbacks, HaTrick, and Don't Call Me Daughter

The Federal Theatre

28 Oct 2026

30Oct

GBS Recovery Fundraiser: 'Support Someone's Sobriety Journey' October 30th

1394 S Acoma St

30 Oct 2026

USD 109 TO 5,337

29Oct

BOOnion Station 2026

1701 Wynkoop St, Denver, CO, United States, Colorado 80202

29 Oct 2026

27Oct

HALLOWEEN PARTY + Costume Contest at Cervantes' Masterpiece Ballroom! "Mercury On Tour!" Lindy Jam!

Cervantes Masterpiece Ballroom

27 Oct 2026

24Oct

FREAK NASTY HALLOWEEN PARTY (18+) PT2 Turnt Tut Edition

Denver

24 Oct 2026

30Oct

Denver's Wildest Halloween Escape: WOLF PACK Book Tour Convention

Denver, Colorado

30 Oct 2026

30Oct

Project H26: Hell of A Night + Live On Stream Street series

Downtown Denver

30 Oct 2026

31Oct

Bongga Bruhas, Baklas, and Brews!

Coffee Sarap

31 Oct 2026

USD 18

30Oct

BollywoodParties.com | TAMASHA BHOOTS DENVER BOLLYWOOD HALLOWEEN @CHURCH

The Church Nightclub

30 Oct 2026

USD 13 TO 180