Halloween in Denver: Fun 2025 Events & Parties

Get festive this Halloween in Denver! There are so many fun events and activities throughout October, which we’ll share below.

From kid-friendly festivals and spooky haunted houses to a cocktail-making class and adult costume parties, there’s something for everyone. Whether you’re traveling to Denver or a local looking to celebrate Halloween, there’s no shortage of festive things to do this October.

Fright Fest

When: Fridays, Saturdays, and Sundays, September 2nd through November 3rd

Location: Elitch Gardens

Cost: Ticket prices vary

Kid-friendly: Yes

Celebrate Halloween at Elitch Gardens Fright Fest with spooky rides, activities, and events. There’s a festive KiddieLand during the day, frightful happenings at night, and a haunted house. Costumes are welcome—just leave the face masks at home!

Grave Yard Grooves

When: Every Friday in October at 8:30 PM

Location: Milepost Zero in McGregor Square

Cost: Free entry

Kid-friendly: While all ages are welcome, it's a more adult-friendly vibe

Graveyard Grooves is a lively Halloween event where you can take over the dance floor. With spooky beats, festive vibes, and plenty of photo ops, it’s the perfect way to celebrate the season in downtown Denver. Come dressed up, grab your friends, and get ready to dance.

Haunted Happy Hour

When: Every Sunday in October from 3-6 PM

Location: Milepost Zero in McGregor Square

Cost: Free entry

Kid-friendly: No

Haunted Happy Hour at Milepost Zero is the perfect way to unwind or kick off a night in downtown Denver. You can get $2 off creative cocktails from the bar’s Strange & Unusual menu or take $2 off any draft beer while enjoying the festive vibes.

13th Floor Haunted House

When: September 6th - November 9th; days vary

Location: 13th Floor Haunted House

Cost: Ticket prices vary

Kid-friendly: Age 13 and up

Get spooked at 13th Floor Haunted House this Halloween season! It’s even been voted one of the top five most terrifying haunted houses in the country by USA Today. There are two haunted houses to choose from: Nautical Nightmare and Crimson Night. There are also add-ons for extra fun, including an escape room and axe throwing.

Boo at the Zoo

When: October 3rd, 4th, 10th–12th, 17th–19th, 24th–26th ; 4:30 to 9 PM

Location: Denver Zoo

Cost: Starts at $18.90 (children two and under are free)

Kid-friendly: Yes

Boo at the Zoo is a fun, family-friendly event that takes place throughout the month of October, including Halloween night. Get festive with trick-or-treating, candy stations, seasonal snacks, and Halloween-themed photo ops.

On October 31st, Boo at the Zoo is offering a sensory-friendly Halloween celebration.

Frankenstein

When: October 10th, 11th, and 16th-19th

Location: The Armory Performing Arts Center (Brighton, CO)

Cost: Tickets start at $23

Kid-friendly: Age 16 and older

Celebrate Halloween in Denver with Platte Valley Theatre Arts’ production of Frankenstein. This fun adaptation by Nick Dear, based on Mary Shelley’s novel, tells the story from the Creature’s perspective, exploring themes of creation, ambition, and what it means to be human.

Glow at the Gardens

When: October 1st-26th; 6 to 9 PM

Location: Denver Botanic Gardens

Cost: Tickets start at $26 (children two and under are free)

Kid-friendly: Yes

Experience the Denver Botanic Gardens Halloween-style at their Glow at the Gardens event.

Spend the evening exploring the gardens with an immersive, illuminated path surrounded by pumpkin displays, diverse landscapes, and live performers.

Carving & Cocktails

When: October 16th; 6 to 8 PM

Location: Stranahan's Whiskey Distillery & Cocktail Bar

Cost: $44

Kid-friendly: No (21+ only)

Carving & Cocktails at Stranahan’s is the perfect way to celebrate Halloween with a creative twist. Enjoy two seasonal cocktails while carving a jack-o’-lantern on the patio, with pumpkins and tools provided. Prizes for “Best in Show” and “Most Creative” include gift cards and VIP tour tickets.

Monster Masquerade Adult Night

When: October 30th; 5:30 to 9 PM

Location: Denver Zoo

Cost: $35

Kid-friendly: No (21+ only)

Adults can play dress up and celebrate Halloween in Denver with the zoo animals at the Monster Masquerade. As the most popular Adult Night of the year at Denver Zoo, you can enjoy a complimentary drink, additional beverages and snacks, festive photo ops, a live DJ, and a costume contest. 

Halloween Bar Crawl

When: October 31st & November 1st; 4 PM to midnight

Location: Downtown Denver

Cost: Tickets start at $12.78

Kid-friendly: No (21+ only)

The annual Halloween Bar Crawl through Downtown Denver is back for a two-night event. Dress up, grab your friends or come solo, and stop at some of the most fun bars in Denver. Tickets include free entry into bars for two nights, two to three drinks or shots, drink and food specials, and an after-party.

Ghost & Goblins 5K/10K

When: October 26th at 9 AM

Location: Denver City Park

Cost: Registration starts at $30

Kid-friendly: Yes

Get active this Halloween in Denver at the Ghosts & Goblins 5K/10K. Walk or run through City Park along paved lakeside trails and enjoy the peaceful atmosphere. After the race, there’s a vendor’s village, food, and drinks. Registration includes food at the finish line, a race logo shirt, and a finisher’s medal.

Halloween Spooktacular!

When: October 27th at 2:30 PM

Location: Boettcher Concert Hall

Cost: Tickets start at $10

Kid-friendly: Yes

Get dressed up to enjoy Halloween Spooktacular, a family-friendly concert at the Performing Arts Complex of Denver. Get festive while enjoying live music from TV shows and movies performed by the Colorado Symphony that kids and adults can both appreciate!

Coleween

When: October 31st; 8 PM to 2 AM

Where: Bounce Empire

Cost: Tickets start at $99

Kid-friendly: No (21+ only)

Coleween is one of the largest and best Halloween parties in Denver! This year’s theme is Welcome to the Jungle, so get dressed up in a jungle-inspired costume and get ready for jungle-inspired entertainment. There will also be live DJs and a $10,000 costume contest.

Halloween Stores in Denver 

If you’re looking for places to shop for your Halloween costume, the Denver area has no shortage of great Halloween stores, including the following:

• The Wizard’s Shop - 451 Broadway, Denver, CO
• Crimson Rose Masquerade - 1456 S Broadway, Denver, CO
• Spirit Halloween - 8340 Northfield Blvd, Denver CO
• Disguises A Costume Superstore - 10500 W Colfax Ave, Lakewood, CO
• Reinke Brothers - 5663 S Prince St, Littleton, CO

Halloween in Denver: Conclusion

We hope you found the perfect Halloween event or activity in Denver or a few! From costume parties and haunted houses to kid-friendly festivals and more, there’s something fun for everyone.

Don’t forget to take time to relax this Halloween season, too! Oakwell Beer Spa is a unique day spa and taproom where you can enjoy rejuvenating spa treatments, locally brewed craft beer, and other tasty beverages.