Costume Parties in Denver

Check out happening costume parties events all around Denver, CO

8th Annual Broadway Halloween Parade 2025

 Sat, 18 Oct at 06:00 pm 600 Broadway denver colorado 80203

Halloween Costume Swap by Homo Halloween

 Wed, 15 Oct at 05:00 pm Champagne Tiger Free

Daft Disko Halloween: Denver

 Sat, 25 Oct at 09:00 pm Cervantes Masterpiece USD 23

DENVER ZOMBIE CRAWL - Halloween Bar Crawl - 10+ Bars - Oct 31st

 Fri, 31 Oct at 07:00 pm The Mill USD 19 to 35

Halloween Kids Fest

 Sat, 25 Oct at 09:00 am Downtown Aquarium - Denver

Halloween Party & Costume Contest (10/25)

 Sat, 25 Oct at 08:00 pm Belles & Boots Free

Denver Halloween Bar Crawl

 Sat, 25 Oct at 04:00 pm The Passport USD 15 to 36

Denver Monsterdash 5k/10k Run

 Sat, 25 Oct at 09:30 am Sloan's Lake Park

Denver Official Halloween Bar Crawl

 Fri, 31 Oct at 05:00 pm The Passport USD 15 to 36

Halloween Costume Party

 Fri, 31 Oct at 06:00 pm Elks Lodge #17, 2475 West 26th Avenue, Denver, CO, USA USD 25 to 60

BURIED BENEATH ME ALBUM RELEASE & COSTUME PARTY

 Fri, 24 Oct at 07:00 pm 6100 E 39th Ave, Denver, CO 80207-1301, United States

2025 Denver All Access (11th Annual) Halloween Bar Crawl AE

 Fri, 31 Oct at 08:00 pm Ballpark Lodo + Larimer Sq Venues USD 5 to 10

2025 Denver Halloween Bar Crawl

 Sat, 01 Nov at 04:00 pm The Passport Denver USD 9 to 18

Sleepyheads Denver: 80's Halloween Party [Early Edition 3-8pm]

 Sat, 25 Oct at 03:00 pm Cervantes' Other Side USD 19

Denver Official Ugly Sweater Bar Crawl

 Sat, 13 Dec at 01:00 pm The Passport Denver USD 0 to 31

Denver Halloween Bar Crawl 2025 | Saturday, November 1st

 Sat, 01 Nov at 07:30 pm Larimer Lounge USD 18 to 39

BOO! Ball | Halloween at Beacon RiNo

 Fri, 31 Oct at 05:00 pm Beacon RiNo USD 16 to 23

BKR's Trick or Beat

 Fri, 24 Oct at 07:30 pm The Black Buzzard

A Haunted Halloween Party - Benefitting Gender Affirming Care Recipients

 Sat, 25 Oct at 06:00 pm Chin-Up Training USD 13 to 39

Adulti-Verse Howl-O-Ween

 Sat, 18 Oct at 05:00 pm Meow Wolf Denver

The Official Halloween Bar Crawl (Fri & Sat) - Denver

 Fri, 31 Oct at 04:00 pm One Shot Back USD 13 to 18

The Hangover Costume Contest

 Sat, 25 Oct at 09:00 pm THE HANGOVER Free

Halloween Public Paranormal Investigation

 Fri, 31 Oct at 08:30 pm Four Mile Historic Park

Pitch-A-Friend: Spooky Edition

 Thu, 23 Oct at 07:00 pm Milepost Zero Free

Punk Rock Fright Night, Halloween Weekend at Eastfax Tap

 Sat, 01 Nov at 03:00 pm Eastfax Tap

Denver Halloween Costume Bash - OPEN BAR

 Fri, 31 Oct at 09:00 pm Sheraton Denver Downtown Hotel USD 91

MIC / THE / BALLS ** HALLOWEENIE EDITION **

 Wed, 29 Oct at 06:00 pm Zuni Street Brewing Company

Fall Festival

Sat, 18 Oct at 11:30 am 3120 Uinta St, Denver, CO, United States, Colorado 80238

Boo Ball: 2nd Annual Halloween Party

 Sat, 25 Oct at 05:00 pm 1612 Wazee St USD 7 to 55

Stitch-N-Sip Costume Party

 Fri, 31 Oct at 06:00 pm 2373 Central Park Blvd suite 100 USD 125

Denver Halloween Bar Crawl All Access

 Sun, 26 Oct at 04:00 pm The Passport USD 15 to 36

Fright Night Halloween Bar Crawl Denver

 Fri, 31 Oct at 07:30 pm Larimer Lounge USD 18 to 29

Disco Mystique: LoDo Halloween Party

 Fri, 31 Oct at 07:00 pm Dairy Block USD 55

TERROR TOWN | Premiere Halloween Party - Hosted by @KURTTOCCI

 Fri, 24 Oct at 09:00 pm Viewhouse Ballpark USD 23 to 55

GROWL-O-WEEN. Trick-or-treating for your DOG!

 Sat, 25 Oct at 12:00 pm Three Dog Bakery USD 18 to 29

Annual Halloween Costume Party

 Sun, 19 Oct at 10:00 am Skiptown Denver

Halloween Songs and Stories with Niki & Luke Tredinnick and Barry Osborne

 Sun, 26 Oct at 07:00 pm Swallow Hill Music - Tuft Theatre USD 25 to 30

Halloween Parents Night Out and Costume Party!

 Sat, 18 Oct at 05:30 pm Premier Martial Arts Wash Park USD 34 to 45

HALLOWS SCREAM - PUNK SHOW @ RATIO OVERLAND

 Fri, 31 Oct at 08:00 pm Ratio Beerworks - Overland USD 10

The Rocky Horror Picture Show with Live Entertainment

 Thu, 30 Oct at 07:00 pm Ballyhoo USD 43 to 339

FLOWZZ RHYMESWELL 'LIVE' (HALLOWEEN WEST COAST COSTUME PARTY+SHOW)

 Fri, 31 Oct at 09:00 pm 437 West Colfax Avenue, Denver, CO

The Office *HALLOWEEN SPECIAL* Trivia at Greg’s Kitchen & Taphouse

 Wed, 29 Oct at 07:00 pm Greg's Kitchen & Taphouse Free

GRFR Howl-O-Ween Costume Crawl @ The Monkey Barrel

 Sat, 25 Oct at 03:00 pm 4401 Tejon St, Denver, CO 80211-1546, United States

Haunted Hop & Halloween Bar Crawl Weekend Pass – Denver 2025

 Fri, 31 Oct at 07:30 pm Larimer Lounge USD 39

Monster Masquerade Adult Night

 Thu, 30 Oct at 05:30 pm 2300 Steele St, Denver, CO, United States, Colorado 80205

The Haunted Hop | Denver Halloween Bar Crawl | Friday, October 31st

 Fri, 31 Oct at 07:30 pm Larimer Lounge USD 18 to 39

Foam Dodgeball Open Play - Halloween Edition

 Wed, 29 Oct at 07:00 pm 3777 Lafayette St., Denver 80205

Dive Bar Aficionados: Halloween Costume Contest - Dress Like a Dive Bar Regular

 Thu, 30 Oct at 06:00 pm Campus Lounge

From Scrolls to Sales: JujuBeeSocial’s Social Media Strategy Session

 Wed, 29 Oct at 04:00 pm Mile High Coworking Space Denver | Coworking Denver | Office Space Denver | Shared Office Denver USD 23

Trunk or Treat by El Jebel Shriners

 Sat, 25 Oct at 11:00 am 3550 Federal Blvd, Denver, CO 80211-2802, United States

💀💀💀“FIESTA KALAVERA “💀💀💀💀

 Sat, 01 Nov at 07:00 pm Two Moons Music Hall

Roxy Jam with Kat Ellis Quartet

Wed, 29 Oct at 07:00 pm Broadway Roxy

Wash Park Weenies Annual Halloweenie Costume Contest and Parade

Sat, 18 Oct at 10:30 am Washington Park, Denver, Colorado