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find Halloween events for every vibe.

Events this week in Boulder, CO

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

Coloween 2025: Open Bar & Haunted Bounce Empire
Friday at 9:00 PM
Lafayette · Bounce Empire
Coloween 2025: Open Bar & Haunted Bounce Empire
Friday at 9:00 PM
Lafayette · Bounce Empire
Selling quickly
Joanne Lee Molinaro -- "The Korean Vegan: Homemade," with Scott Jurek
Wednesday at 6:30 PM
Boulder · First Congregational Church Of Boulder
Selling quickly
Joanne Lee Molinaro -- "The Korean Vegan: Homemade," with Scott Jurek
Wednesday at 6:30 PM
Boulder · First Congregational Church Of Boulder
The Official Halloween Bar Crawl - Boulder
Sat, Nov 1, 4:00 PM
Boulder · The Spotted James
The Official Halloween Bar Crawl - Boulder
Sat, Nov 1, 4:00 PM
Boulder · The Spotted James
Selling quickly
5th Annual Motown Haunted Prom - Halloween Dance Party
Friday at 8:00 PM
Boulder · Roots Music Project
Selling quickly
5th Annual Motown Haunted Prom - Halloween Dance Party
Friday at 8:00 PM
Boulder · Roots Music Project
Chateaux Bridal Show
Today at 11:00 AM
Broomfield · The Chateaux At Fox Meadows
Chateaux Bridal Show
Today at 11:00 AM
Broomfield · The Chateaux At Fox Meadows
Nearly full
Ninety2K
Sat, Nov 1, 8:00 PM
Louisville · The Louisville Underground
Nearly full
Ninety2K
Sat, Nov 1, 8:00 PM
Louisville · The Louisville Underground
Selling quickly
Program Council Presents: CONNOR WOOD Homecoming Comedy Show
Wednesday at 7:00 PM
Boulder · Glenn Miller Ballroom
Selling quickly
Program Council Presents: CONNOR WOOD Homecoming Comedy Show
Wednesday at 7:00 PM
Boulder · Glenn Miller Ballroom
Sales end soon
Lifted! An Uplift Internationale Benefit concert
Tomorrow at 5:00 PM
Louisville · The Louisville Underground
Sales end soon
Lifted! An Uplift Internationale Benefit concert
Tomorrow at 5:00 PM
Louisville · The Louisville Underground
Breathwork, Somatics & Sound Healing Journey with Jake Whan
Saturday at 10:00 AM
Boulder · Ember & Ice Boulder
Breathwork, Somatics & Sound Healing Journey with Jake Whan
Saturday at 10:00 AM
Boulder · Ember & Ice Boulder
Boulder's Best Halloween Weekend Bar Crawl
Boulder · Best Bars in Boulder
Boulder's Best Halloween Weekend Bar Crawl
Boulder · Best Bars in Boulder
Sales end soon
Jackson Crawford -- "The Poetic Edda"
Tuesday at 6:30 PM
Boulder · Boulder Book Store
Sales end soon
Jackson Crawford -- "The Poetic Edda"
Tuesday at 6:30 PM
Boulder · Boulder Book Store
Sales end soon
Band of Toughs Presents: Five 5th - Ghostbusters, a Haunted Stage Party!
Tomorrow at 6:30 PM
Boulder · Junkyard Social Club
Sales end soon
Band of Toughs Presents: Five 5th - Ghostbusters, a Haunted Stage Party!
Tomorrow at 6:30 PM
Boulder · Junkyard Social Club
Nearly full
Glenfiddich Whiskey Class
Tuesday at 6:00 PM
Lafayette · William Oliver's Lafayette
Nearly full
Glenfiddich Whiskey Class
Tuesday at 6:00 PM
Lafayette · William Oliver's Lafayette
Nearly full
Halloween at The Merc with Bourbon Brass Band
Friday at 5:00 PM
Jamestown · Jamestown Mercantile
Nearly full
Halloween at The Merc with Bourbon Brass Band
Friday at 5:00 PM
Jamestown · Jamestown Mercantile
Nearly full
Holiday Minis at Childish Things in Boulder
Saturday at 11:00 AM
Boulder · Childish Things
Nearly full
Holiday Minis at Childish Things in Boulder
Saturday at 11:00 AM
Boulder · Childish Things
13th Annual Halloween Costume Dance Party
Friday at 8:00 PM
Louisville · The Courtyard - Event Space
13th Annual Halloween Costume Dance Party
Friday at 8:00 PM
Louisville · The Courtyard - Event Space
Sales end soon
Ned Gen Halloween Party with Bear Hat and Something Slight
Friday at 8:00 PM
Nederland · Ned General
Sales end soon
Ned Gen Halloween Party with Bear Hat and Something Slight
Friday at 8:00 PM
Nederland · Ned General
Sales end soon
Teague Bohlen -- "Escaping Denver"
Thursday at 6:30 PM
Boulder · Boulder Book Store
Sales end soon
Teague Bohlen -- "Escaping Denver"
Thursday at 6:30 PM
Boulder · Boulder Book Store
Fathers on Fire: Sauna and Cold Plunge for Dads
Today at 2:00 PM
Boulder · Ember & Ice Boulder
Fathers on Fire: Sauna and Cold Plunge for Dads
Today at 2:00 PM
Boulder · Ember & Ice Boulder
Community Hike with LOWA
Today at 10:00 AM
Boulder · 939 Pearl St
Community Hike with LOWA
Today at 10:00 AM
Boulder · 939 Pearl St

Trends in Boulder

Explore more trends

Explore more trends

Frequently asked questions about Boulder

What are the best events to attend this week?

According to Eventbrite, the best events this week are:

Coloween 2025: Open Bar & Haunted Bounce Empire

Joanne Lee Molinaro -- "The Korean Vegan: Homemade," with Scott Jurek

The Official Halloween Bar Crawl - Boulder

5th Annual Motown Haunted Prom - Halloween Dance Party

Which events are currently trending in Boulder?

The trending searches this month in Boulder are:

halloween event

halloween parties

stand up comedy

electronic music

Which events are coming up?

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

Community Hike with LOWA

Chateaux Bridal Show

Fathers on Fire: Sauna and Cold Plunge for Dads

Lifted! An Uplift Internationale Benefit concert