Bugs & Brews: Toxic Terrors
Adults-only evening with toxic creatures, brews, and barrier-free spiders.
Boulder Halloween Food, Drink, and Parties 2026
19 Halloween food, drink, and parties in Boulder and nearby.
Boulder and surrounding towns offer over a dozen Halloween happenings. If you're seeking an all-ages costume competition like the one at Goosetown Station, or a ticketed 21+ experience such as the Ghosts & Goblins Pub Crawl right here in Boulder, find your match below.
All Halloween Food, Drink, and Parties Around Boulder
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Family-Friendly Fall Activities
1 of 41
Boulder County Trunk or Treat
Boulder
Trick-or-treat alongside decorated vehicles, emergency trucks, robots, and working dogs.
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Haunted Experiences
1 of 12
Fright Fest at Elitch Gardens
Denver
Colorado's largest Halloween event with daytime activities and nighttime scares.
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Movies, Theater, and Entertainment
1 of 6
Rocky Horror Picture Show w/ Colorado's Elusive Ingredient - Denver's Rocky Horror Shadowcast - Early Show
Boulder
Denver's premier shadow cast performs live alongside the cult classic film.
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Unique & Unusual
1 of 27
The Boulder Ghost Tour
Boulder
Guided walking tour through Boulder's historic and allegedly haunted locations.
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Frequently Asked Questions
What are the options for sober or low-alcohol Halloween nights in Boulder?
The scene has caught up: look for zero-proof cocktail menus at cocktail bars, sober-friendly dance parties, and event listings mentioning mocktails. Bar crawls work sober too, the wristband buys the route and the people-watching, and costume contests, themed dinners, and late-night horror screenings center the theatrics over the drinking. Order first at the bar and the glass in hand ends all questions.
Are there daytime or all-ages versions of Halloween nightlife events in Boulder?
Yes, and they're underrated: daytime costume crawls through shops and breweries, family-hour versions of themed pop-up bars, Halloween brunches, and all-ages costume balls that end by 9 pm. Breweries are the sweet spot for mixed groups, since kids and dogs are often welcome on the patio into the evening. Check whether the venue flips to 21+ at a posted hour.
When should we buy tickets for Halloween parties in Boulder?
Early-bird tiers for big parties drop in September and can run 30-50 percent below door price, with prices stepping up as tiers sell through. The Saturday-before-Halloween events genuinely sell out days ahead. Buy as a group in one order if you want the same tier, and read the refund line before paying, since most Halloween party tickets are final-sale.