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find Halloween events for every vibe.

Holiday events in Boulder, CO

Search for something you love or check out popular events in your area.

Coloween 2025: Open Bar & Haunted Bounce Empire
Fri, Oct 31, 9:00 PM
Irvington · Bounce Empire
Coloween 2025: Open Bar & Haunted Bounce Empire
Fri, Oct 31, 9:00 PM
Irvington · Bounce Empire
Halloween Silent Disco -21+ Party!
Sat, Oct 25, 8:30 PM
Grace Mar · The Louisville Underground
Halloween Silent Disco -21+ Party!
Sat, Oct 25, 8:30 PM
Grace Mar · The Louisville Underground
Halloween Silent Disco - All Ages Family Party!
Sat, Oct 25, 6:00 PM
Grace Mar · The Louisville Underground
Halloween Silent Disco - All Ages Family Party!
Sat, Oct 25, 6:00 PM
Grace Mar · The Louisville Underground
Boulder's Best Halloween Weekend Bar Crawl
Goss Grove · Best Bars in Boulder
Boulder's Best Halloween Weekend Bar Crawl
Goss Grove · Best Bars in Boulder
Nearly full
Ska-lloween Pumpkin Carving Contest
Tue, Oct 21, 5:00 PM
Rolling Meadows · William Oliver's Lafayette
Nearly full
Ska-lloween Pumpkin Carving Contest
Tue, Oct 21, 5:00 PM
Rolling Meadows · William Oliver's Lafayette
The Official Halloween Bar Crawl - Boulder
Sat, Nov 1, 4:00 PM
Central Boulder · The Spotted James
The Official Halloween Bar Crawl - Boulder
Sat, Nov 1, 4:00 PM
Central Boulder · The Spotted James
Trunk or Treat Spooktacular
Sun, Oct 26, 11:00 AM
The Orchard at Westminster · Main Event Thornton
Trunk or Treat Spooktacular
Sun, Oct 26, 11:00 AM
The Orchard at Westminster · Main Event Thornton
Ned Gen Halloween Party with Bear Hat and Something Slight
Fri, Oct 31, 8:00 PM
Whispering Pines · Ned General
Ned Gen Halloween Party with Bear Hat and Something Slight
Fri, Oct 31, 8:00 PM
Whispering Pines · Ned General
Arvada Lifestyle's Pumpkin Carving Event- In Person & Virtual Watch Party
Fri, Oct 24, 6:00 PM
Arvada · Fade It Golf and Social Club
Arvada Lifestyle's Pumpkin Carving Event- In Person & Virtual Watch Party
Fri, Oct 24, 6:00 PM
Arvada · Fade It Golf and Social Club
HAUNTED BEATS Halloween PARTY
Sat, Nov 1, 9:00 PM
East Boulder · Roots Music Project
HAUNTED BEATS Halloween PARTY
Sat, Nov 1, 9:00 PM
East Boulder · Roots Music Project
Halloween Pop-up Bar Mocktail Night
Today at 7:00 PM
Saint Vrain Meadows · 2251 Ken Pratt Blvd ste a
Halloween Pop-up Bar Mocktail Night
Today at 7:00 PM
Saint Vrain Meadows · 2251 Ken Pratt Blvd ste a
13th Annual Halloween Costume Dance Party
Fri, Oct 31, 8:00 PM
Grace Mar · The Courtyard - Event Space
13th Annual Halloween Costume Dance Party
Fri, Oct 31, 8:00 PM
Grace Mar · The Courtyard - Event Space
Halloween Costume Party
Fri, Oct 31, 6:00 PM
Jefferson Park · Elks Lodge #17, 2475 West 26th Avenue, Denver, CO, USA
Halloween Costume Party
Fri, Oct 31, 6:00 PM
Jefferson Park · Elks Lodge #17, 2475 West 26th Avenue, Denver, CO, USA
Pancakes & Poinsettias
Wed, Dec 3, 9:00 AM
Colorado · Rockland Community Church
Pancakes & Poinsettias
Wed, Dec 3, 9:00 AM
Colorado · Rockland Community Church
GROWL-O-WEEN. Trick-or-treating for your DOG!
Sat, Oct 25, 12:00 PM
Highland · Three Dog Bakery
GROWL-O-WEEN. Trick-or-treating for your DOG!
Sat, Oct 25, 12:00 PM
Highland · Three Dog Bakery
Selling quickly
Stoney's Sloan's Lake 1st Annual Pumpkin Carve
Friday at 7:00 PM
West Colfax · Stoney's Sloans Lake
Selling quickly
Stoney's Sloan's Lake 1st Annual Pumpkin Carve
Friday at 7:00 PM
West Colfax · Stoney's Sloans Lake
Selling quickly
Pumpkin Paint Party at Side Pony
Wed, Oct 22, 6:00 PM
West Colfax · Side Pony Coffee & Cocktails
Selling quickly
Pumpkin Paint Party at Side Pony
Wed, Oct 22, 6:00 PM
West Colfax · Side Pony Coffee & Cocktails
Dark Circus Halloween Party
Fri, Oct 31, 8:00 PM
Highland · 1701 Platte St suite 101
Dark Circus Halloween Party
Fri, Oct 31, 8:00 PM
Highland · 1701 Platte St suite 101
Paint + Potions: A Halloween Experience in space
Fri, Oct 24, 5:30 PM
Wheat Ridge · space
Paint + Potions: A Halloween Experience in space
Fri, Oct 24, 5:30 PM
Wheat Ridge · space
Just added!
Pups & Pumpkins Harvest Gathering
Sat, Oct 25, 2:00 PM
Knollwood · Ember & Ice Boulder
Just added!
Pups & Pumpkins Harvest Gathering
Sat, Oct 25, 2:00 PM
Knollwood · Ember & Ice Boulder

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:

Coloween 2025: Open Bar & Haunted Bounce Empire

Halloween Silent Disco -21+ Party!

Halloween Silent Disco - All Ages Family Party!

Boulder's Best Halloween Weekend Bar Crawl

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

stand up comedy

halloween event

speed dating events

halloween parties

Which party events are coming up?

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

Halloween Pop-up Bar Mocktail Night

Stoney's Sloan's Lake 1st Annual Pumpkin Carve

Ska-lloween Pumpkin Carving Contest

Pumpkin Paint Party at Side Pony