Denver Halloween 2021 Parties, Events and Parades

Get ready for Halloween 2021! It’s October and time to have some full fun at a Halloween costume party or event. Choose from a wild adult party or some family friendly Halloween activities around Denver, Colorado.

Enchanted Hollows and Boo at the Zoo - Denver, CO - Oct 4 to Oct 27, 2019
Weekend nights at the zoo come alive with the nocturnal animals. Travel an eerie trail through the darkness, and hear the echos of the creatures and spirits, plus activities and other attractions. Trick or treating at the zoo on the two weekends before Halloween, and a 21+ party (Taps and Tales) happens after-hours on Thursdays in October. See the zoo’s website for details and tickets!

Denver Zombie Crawl - Denver, CO - Oct 5, 2019
Canceled for 2021. Next event will be in 2022. Normally: Zombie crawl through Denver. Vendor and makeup booths so you can get your perfect zombie look, costume contest, group Thriller dance, and more!

Tracks Halloween: Funhouse - Denver, CO - Oct 24 to Oct 31, 2019
Denver’s best halloween party, with 100,000 watts of sound, video and lighting show, costume contest with cash prizes, all over 4 nights of terror. 21+

Boulder’s Exotica Erotica Ball - Boulder, CO - Oct 26, 2019
Sexy masquerade with multiple DJs, indoor and outdoor events including fire performers, dance party, fantasy costume contest, burlesque performers, and more. 21+

Halloween Party at Howl – Denver - Denver, CO - Oct 26, 2019
Canceled for 2021, look for their return in 2022. Normally: Howl at the Moon Denver hosts another Halloween party with drink specials, games, and a costume contest.

Denver Halloween Costume Ball - Denver, CO - Nov 2, 2019
DJ, costume contest with $1000 grand prize, photo booth and more

Scarecrow Days - Old Colorado City, Colorado Springs, CO - Oct 17, 2020
Scarecrows of all sorts will be all around Old Colorado City, as merchants will create displays and place them in front of their businesses in October. It is part of the Harvest Festival activities each year.

Trick or Treat Train - Golden, CO - Oct 24 to Oct 25, 2020
Catch a ride on the Denver & Rio Grande Steam Locomotive in vintage passenger cars, hosted by conductors and engineers in full costumes. Special stops will be giving out treats, plus enjoy local food, kettle corn, shaved ice, face painting, pumpkin patch, fall portraits, silly graveyard, and more.

Halloween Kids’ Fest at Downtown Aquarium - Denver, CO - Oct 30 to Nov 1, 2020
Sharkey the mascot and his friends host train rides, pumpkin painting, monster mural coloring, science experiments, shows and more. Kids in costume get 50% off admission with adult purchase.

Trunk-or-Treat at the Citadel Mall - Colorado Springs, CO - Oct 31, 2020
Canceled for 2020, look for their return in 2021! Normally: Collect treats from around the mall while a DJ spins tunes.

Naughty Ball - Denver, CO - Sep 18, 2021
Allow your imagination to take flight at this costume party. 21+

Wild Fall - Denver, CO - Oct 1 to Oct 31, 2021
As you explore the Zoo, you’ll find convincing evidence that these cryptids (mythical beasts) walk among us—with costumes and characters, creature-carved pumpkins, festive food + drink, and special animal demonstrations that connect these supernatural beings to the real-life natural world. With the crisp autumn weather, colorful leaves and eerie extras, it’s a truly magical time to see a new side of your Zoo! This event replaces Boo at the Zoo to provide a stronger focus on the education and enchantment of connecting with the natural (and supernatural) world

Iluminar Aerial: Sleepy Hollow - Broomfield, CO - Oct 9, 2021
Journey back to the 1700’s, where the ghost of the Headless Horseman haunts the town of Sleepy Hollow, New York looking for his long lost head. Watch as aerialists, dancers and circus artists take you on the tale of this classic story of mystery, murder and mischief. Two chances to experience our family friendly production this Halloween season!

Glow in the Gardens - Denver, CO - Oct 19 to Oct 24, 2021
Luminous nighttime celebration of America’s favorite gourd. Enjoy pathways at the Botanic Gardens lined with luminaria, spooky lighting displays, hundreds of carved & glowing gourds, and more! All pumpkins are real and harvested from local farms, and are carved by pumpkin artists who push the boundaries of traditional pumpkin carving to create larger than life sculptures, showpiece pumpkins, and more. You have to see it to believe it! Timed tickets are issued to the gardens to reduce event congestion.

Spook Out – Shoot Out - Colorado Springs, CO - Oct 22 to Oct 30, 2021
Trick or treat at dozens of stations, play haunted mini golf, go on hayrides, compete in costume contests, play carnival games, punkin chunkin and more!

The Shining Masquerade Ball - Estes Park, CO - Oct 23, 2021
Held in the filming location of The Shining, The Stanley is one of the most spirited hotels in Colorado. Moonwalk with a Michael Jackson tribute band through the dark decor of the Stanley hotel’s 110 year old concert hall, dance, drink, eat, and check out everyone’s costumes!

The Shining Ball - Estes Park, CO - Oct 23, 2021
Held in the filming location of The Shining, The Stanley is one of the most spirited hotels in Colorado. Come out for their annual Halloween ball and enjoy two floors of entertainment, music, wild decorations at the Pavilion Amphitheater, with immersive characters from the hit movie, a three-DJ silent disco, a 1920s themed jazz lounge, late night dancing and more! Dress to impress and compete for cash prizes in the costume contest.

Harvest Haunt at Colorado Railroad Museum - Golden, CO - Oct 23, 2021
Enjoy the Olde Railroaders Silly Graveyard, “not-so-spooky” Haunted Railcars, a hay bale maze, and musical ensembles performing throughout the day in our outdoor pavilion. Bring your camera, and get a great picture of your group’s costumes in front of the Pumpkin Patch cart. Tasty treats and lunchtime food options will be available for purchase. An authentic, coal burning Colorado steam locomotive will pull trains for this event. Regular admission and train ride pricing applies.

Halloween Eye Ball - Fort Collins, CO - Oct 29, 2021
Halloween-themed event to support Ensight Skills’ services and programs to keep people safe and independent when suffering vision loss. Costumes are encouraged

Paranormal Palace - Denver, CO - Oct 30, 2021
Dress to impress at this ball, with $5000 in prizes for the costume contest, food and spirits, 3 floors of decorated fun, 50+ performers and multiple DJs, and more

Denver Witches’ Ball - Denver, CO - Oct 30, 2021
Canceled for 2021, look for their return in 2022. Normally: Denver’s premier pagan masquerade ball, held at the Highlands Masonic Center. Two bands, dancing, drumming, costume contests, treasure hunt, marketplace and more

Fallidays - Colorado Springs, CO - Oct 30, 2021
Sidewalk Sales, live music, art demos, fall fashions, face painting, balloon characters and 100’s of local merchants to discover – all in Old Colorado City!

Denver Halloween Bar Crawl - Denver, CO - Oct 31, 2021
Dress up and crawl the night away to downtown bars. Compete in the costume contest and scavenger hunt. Ticket includes $10 credit for food and drink, plus enjoy specials at the various venues.

Munchkin Masquerade - Boulder, CO - Oct 31, 2021
Trick-or-treat along Pearl Street.

Emma Crawford Coffin Race and Parade - Manitou Springs, CO - Oct 29, 2022
70 teams race coffins down Manitou Avenue with one rider (Emma, after the woman whose coffin slid from its resting place down the mountain in 1912) and four runners. There is an awards ceremony and an afterparty.

Local Costume Stores

Feel free to contact us if you would like to see your Halloween event listed here.

More Fall Activities near Denver, Colorado:
Apple Orchards
Denver Haunted Houses
Ghost Tours
Thanksgiving in Denver

Shop Funtober for Halloween Costumes


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