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find Halloween events for every vibe.

Holiday events in Boulder, CO

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The Official Christmas Bar Crawl - Denver
Sat, Dec 20, 4:00 PM
Five Points · One Shot Back
The Official Christmas Bar Crawl - Denver
Sat, Dec 20, 4:00 PM
Five Points · One Shot Back
New Years Eve Denver NYE Bar Crawl - All Access Party Pass to 10+ Venues
Wed, Dec 31, 8:00 PM
Union Station · Jaguar Room
New Years Eve Denver NYE Bar Crawl - All Access Party Pass to 10+ Venues
Wed, Dec 31, 8:00 PM
Union Station · Jaguar Room
Halloween Bash with Arena All Stars @ The Bear! 10/31/25
Fri, Oct 31, 7:30 PM
Evergreen · Little Bear Saloon
Halloween Bash with Arena All Stars @ The Bear! 10/31/25
Fri, Oct 31, 7:30 PM
Evergreen · Little Bear Saloon
2026 Denver All Access New Years Eve (NYE) Bar Crawl
Wed, Dec 31, 8:00 PM
Central Business District · Downtown Denver
2026 Denver All Access New Years Eve (NYE) Bar Crawl
Wed, Dec 31, 8:00 PM
Central Business District · Downtown Denver
Denver Cinco De Mayo Bar Crawl
Sat, May 2, 5:00 PM
Union Station · The Passport Denver
Denver Cinco De Mayo Bar Crawl
Sat, May 2, 5:00 PM
Union Station · The Passport Denver
Cap'n Sue's Pirate Halloween Bash & Booty Raiser
Sat, Oct 25, 6:00 PM
Loveland · Forge Event Center
Cap'n Sue's Pirate Halloween Bash & Booty Raiser
Sat, Oct 25, 6:00 PM
Loveland · Forge Event Center
Denver Oktoberfest 2026
Sat, Sep 26, 4:00 PM
Union Station · The Passport Denver
Denver Oktoberfest 2026
Sat, Sep 26, 4:00 PM
Union Station · The Passport Denver
The 13th Floor: Haunted Halloween at Clayton
Sat, Oct 25, 8:00 PM
Cherry Creek · Clayton Hotel & Members Club
The 13th Floor: Haunted Halloween at Clayton
Sat, Oct 25, 8:00 PM
Cherry Creek · Clayton Hotel & Members Club
Nearly full
Halloween Parents Night Out and Costume Party!
Sat, Oct 18, 5:30 PM
Cory-Merrill · Premier Martial Arts Wash Park
Nearly full
Halloween Parents Night Out and Costume Party!
Sat, Oct 18, 5:30 PM
Cory-Merrill · Premier Martial Arts Wash Park
Halloween Party on Halloween
Fri, Oct 31, 6:00 PM
Lakewood · 9890 W Girton Dr
Halloween Party on Halloween
Fri, Oct 31, 6:00 PM
Lakewood · 9890 W Girton Dr
Just added!
Jingle & Jammies | NoCoSEN Holiday Party
Fri, Dec 12, 5:00 PM
Colorado · Ellis Ranch Event Center & Wedding Park
Just added!
Jingle & Jammies | NoCoSEN Holiday Party
Fri, Dec 12, 5:00 PM
Colorado · Ellis Ranch Event Center & Wedding Park
Halloween Gathering (Family Friendly)
Sun, Oct 19, 11:00 AM
East Colfax · QUINCE COFFEE HOUSE
Halloween Gathering (Family Friendly)
Sun, Oct 19, 11:00 AM
East Colfax · QUINCE COFFEE HOUSE
Pre Halloween- Halloween Séance
Sat, Oct 25, 7:00 PM
Englewood · Goddess Isis Books & Gifts
Pre Halloween- Halloween Séance
Sat, Oct 25, 7:00 PM
Englewood · Goddess Isis Books & Gifts
The Great Holiday Bash at Sweet Heart Winery
Thu, Nov 20, 5:00 PM
Colorado · Sweet Heart Winery
The Great Holiday Bash at Sweet Heart Winery
Thu, Nov 20, 5:00 PM
Colorado · Sweet Heart Winery
Just added!
Ace and 24 Whopo’s Scorpio Szn Birthday/Costume Party
Thu, Oct 23, 7:30 PM
Capitol Hill · Your Mom's House Denver
Just added!
Ace and 24 Whopo’s Scorpio Szn Birthday/Costume Party
Thu, Oct 23, 7:30 PM
Capitol Hill · Your Mom's House Denver
Just added!
Trick or Flow
Tue, Oct 28, 6:00 PM
Lakewood · 1978 S Garrison St suite 6
Just added!
Trick or Flow
Tue, Oct 28, 6:00 PM
Lakewood · 1978 S Garrison St suite 6
The Comedy Grind 3rd Annual Celebrity Lookalike Holloween Comedy festival
Sun, Oct 26, 4:00 PM
Arts District · The vintage theater
The Comedy Grind 3rd Annual Celebrity Lookalike Holloween Comedy festival
Sun, Oct 26, 4:00 PM
Arts District · The vintage theater
Juliette Gordon Low Halloween Party
Thu, Oct 30, 5:00 PM
Lowry Field · Girl Scout DreamLab
Juliette Gordon Low Halloween Party
Thu, Oct 30, 5:00 PM
Lowry Field · Girl Scout DreamLab
Harvest Festival
Sat, Oct 11, 10:00 AM
Littleton · Littleton Museum
Harvest Festival
Sat, Oct 11, 10:00 AM
Littleton · Littleton Museum
Pawrade Registration
Sun, Oct 12, 12:00 PM
Wolhurst · Aspen Grove Shopping Center
Pawrade Registration
Sun, Oct 12, 12:00 PM
Wolhurst · Aspen Grove Shopping Center

Trends in Boulder

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Frequently asked questions about Boulder

What are the best party events to attend?

According to Eventbrite, the best party events are:

The Official Christmas Bar Crawl - Denver

New Years Eve Denver NYE Bar Crawl - All Access Party Pass to 10+ Venues

Halloween Bash with Arena All Stars @ The Bear! 10/31/25

2026 Denver All Access New Years Eve (NYE) Bar Crawl

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

stand up comedy

speed dating events

halloween event

Which party events are coming up?

Discover the best party events happening soon – you don't want to miss them:

Harvest Festival

Pawrade Registration

Halloween Parents Night Out and Costume Party!

Halloween Gathering (Family Friendly)